Endress Generators: Glossary

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- AC Charger
  Definition
  The AC charger is an electrical device used to charge battery systems from an alternating current (AC) power source. In emergency power generators, it is primarily used to provide trickle charging for starter batteries, ensuring that the engine remains ready to start even during long periods of inactivity.
  Function / Purpose
  - Charging starter batteries
  - Maintaining operational readiness
  - Compensating for self-discharge
  - Monitoring the charging process
  Design / Components
  - Mains Connection
  - Rectifier
  - Charging electronics
  - Control and Monitoring Unit
  - Protection Circuits
  Applications
  - Emergency power generators
  - Uninterruptible power supplies
  - Portable power generators
  - Battery systems
  Special Features
  The charger is often designed for continuous operation and automatically adjusts its charging characteristics to protect the battery.
  Advantages/Disadvantages
  Advantages
  - High starting reliability
  - Automatic battery maintenance
  - Extended battery life
  Disadvantages
  - Dependence on the mains power supply
  - Additional electronic component
  Examples
  - 24-V trickle charger
  - Automatic battery charger
- AC power contactor
  Definition
  The AC power contactor is an electromagnetically operated switching device used to switch alternating current loads. In power generation plants, it is used to control generator outputs, loads, or grid transfer switches and enables automated switching operations under load.
  Function / Purpose
  - Switching of alternating current circuits
  - Remote control of electrical loads
  - Automation of switching functions
  - Disconnecting and connecting loads
  Design / Components
  - Electromagnet
  - Main contacts
  - Arc-extinguishing chamber
  - Spring mechanism
  - Terminal blocks
  - Housing
  Applications
  - Emergency power generators
  - Emergency power systems
  - Switchgear
  - Low-voltage distribution panels
  Special Features
  When switching high loads, arcs are generated that must be safely controlled by appropriate arc-suppression systems.
  Advantages/Disadvantages
  Advantages
  - High switching capacity
  - Remote-controlled operation
  - High switching frequency possible
  Disadvantages
  - Contact wear
  - Power consumption of the coil
  Examples
  - Generator power contactor
  - Mains contactor
  - Load contactor
- Adapter kit
  Definition
  An adapter kit is a collection of various adapter components used to establish compatible connections between different mechanical, electrical, or fluidic interfaces. In power generators, it is frequently used for maintenance, diagnostics, connection work, and testing purposes.
  Function / Purpose
  - Adapting different connections
  - Simplification of service work
  - Expanding connection options
  - Support for testing and measurement tasks
  Design / Components
  - Adapters
  - Reducers
  - Couplings
  - Connection adapters
  - Mounting Accessories
  Applications
  - Generator Service
  - Fuel Systems
  - Hydraulic systems
  - Electrical Wiring
  Special Features
  The adapters must be suitable for the intended application in terms of pressure, temperature, medium, current-carrying capacity, and mechanical stability.
  Advantages/Disadvantages
  Advantages
  - High flexibility
  - Versatile application
  - Reduced installation effort
  Disadvantages
  - Additional connection points
  - Potential transition losses
  Examples
  - Threaded adapter set
  - Measurement port adapter set
  - Plug-in connector adapter set
- Alarm contact
  Definition
  An alarm contact is an electrical switching contact used to signal defined operating conditions or malfunctions. In power generators, it is used to report fault conditions—such as engine malfunctions, overheating, or low fuel levels—to external systems.
  Function / Purpose
  - Forwarding of fault messages
  - Remote signaling of alarms
  - Integration into building management systems
  - Support for system monitoring
  Design / Components
  - Switch contact
  - Terminal blocks
  - Contact mechanism
  - Housing or relay module
  Applications
  - Emergency power generators
  - Building automation
  - Remote monitoring systems
  - Industrial plants
  Special Features
  Alarm contacts are often designed as potential-free contacts and can be operated as either normally closed or normally open contacts.
  Advantages/Disadvantages
  Advantages
  - Simple signal transmission
  - High reliability
  - Good integration options
  Disadvantages
  - Limited amount of information per contact
  - Additional wiring required
  Examples
  - Collective fault contact
  - Fuel alarm contact
  - Overtemperature alarm contact
- Automatic Transfer Switch
  Definition
  The Automatic Transfer Switch (ATS) is an automatic power transfer device used to supply loads from different power sources. In the event of a power outage, the system starts the emergency generator and automatically switches the load from the utility grid to generator power.
  Function / Purpose
  - Monitoring the grid supply
  - Automatic start-up of the emergency generator
  - Switching between utility and generator power
  - Ensuring a power supply with minimal interruptions
  Design / Components
  - Mains monitoring unit
  - Power contactors or circuit breakers
  - Control unit
  - Interlock system
  - Signaling and Monitoring Components
  Applications
  - Emergency power systems
  - Hospitals
  - Data centers
  - Industrial facilities
  - Critical Infrastructure
  Special Features
  The transfer switch prevents unauthorized parallel operation of the utility grid and the generator through electrical and mechanical interlocks. Switching times and functional capabilities depend on the specific system configuration.
  Advantages/Disadvantages
  Advantages
  - Fully automatic emergency power operation
  - High reliability of power supply
  - Rapid response to grid outages
  Disadvantages
  - Greater system complexity
  - Regular functional tests required
  Examples
  - ATS control cabinet for emergency power generators
  - Mains-generator transfer switch
  - Automatic emergency power control
- Automatic circuit breaker
  Definition
  An automatic switch is an automatically operating switching device that turns electrical circuits on or off depending on specified operating conditions. In power generators, it performs protective, control, or switching functions.
  Function / Purpose
  - Automatic switching of electrical circuits
  - Protection against overloads and short circuits
  - Support for automatic operational processes
  - Increased operational safety
  Design / Components
  - Switching mechanism
  - Trigger unit
  - Contacts
  - Actuation system
  - Housing
  Application
  - Generator Outputs
  - Control circuits
  - Emergency power systems
  - Distribution panels
  Special Features
  Circuit breakers can have thermal, magnetic, or electronic trip mechanisms and combine different protective functions.
  Advantages/Disadvantages
  Advantages
  - Automatic protection function
  - High operational reliability
  - Repeatable switching operations
  Disadvantages
  - More complex design
  - Higher initial costs
  Examples
  - Circuit breakers
  - Motor protection circuit breakers
  - Electronic circuit breaker
- Automatic start module
  Definition
  The automatic start module is a control component that triggers the automatic start of an emergency power generator in response to defined events. It monitors external signals and independently initiates the engine’s start sequence.
  Function / Purpose
  - Automatic startup of the generator set
  - Monitoring of external enable or fault signals
  - Initiation of the start sequence
  - Ensuring emergency power supply
  Design / Components
  - Control logic
  - Inputs and Outputs
  - Relay or semiconductor outputs
  - Power Supply
  - Communication Interfaces
  Applications
  - Emergency power systems
  - Safety power supply
  - Data centers
  - Hospitals
  - Industrial facilities
  Special Features
  The module often works in conjunction with power monitoring systems and ATS systems. Reliability is crucial for the availability of the emergency power supply.
  Advantages/Disadvantages
  Advantages
  - Fully automatic operation
  - Fast response time
  - Increased supply reliability
  Disadvantages
  - Dependence on sensors and control systems
  - Additional testing effort
  Examples
  - Grid-Fault-Controlled Generator Start
  - Remote start module
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- Breakaway coupling
  Definition
  A breakaway coupling is a safety device for fuel or media lines that automatically disconnects and simultaneously interrupts the flow when a defined tensile force is exceeded. It prevents damage to lines, tanks, and equipment, as well as the leakage of operating fluids.
  Function / Purpose
  - Protection against line breakage
  - Prevention of fuel leakage
  - Reduction of environmental and fire risks
  - Increased system safety
  Design / Components
  - Coupling body
  - Disengagement mechanism
  - Locking device
  - Shut-off valves
  - Seals
  Applications
  - Mobile power generators
  - Fuel supply systems
  - Tank systems
  - Portable power systems
  Special Features
  The release force is adjusted to the specific application. After release, the coupling and the connected lines must be inspected for damage and leaks.
  Advantages/Disadvantages
  Advantages
  - High operational reliability
  - Protection against environmental damage
  - Prevention of line damage
  Disadvantages
  - Additional costs
  - Regular inspections required
  Examples
  - Diesel breakaway coupling
  - Safety coupling for fuel lines
- Battery
  Definition
  A battery is a rechargeable electrical energy storage device used to receive, store, and deliver electrical energy. In power generators and emergency power generators, it primarily serves as a starter battery to supply power to the starting system as well as the control and monitoring systems.
  Function / Purpose
  - Provision of starting power
  - Powering the control system when the engine is off
  - Storing electrical energy
  - Supporting emergency operating functions
  Design / Components
  - Battery Cells
  - Electrolyte
  - Separators
  - Electrodes
  - Battery housing
  - Terminals
  Applications
  - Emergency power generators
  - Portable power generators
  - Emergency power systems
  - Diesel engine starting systems
  Special Features
  Long periods of inactivity can lead to a loss of capacity. Regular checks of the state of charge and trickle charging are necessary to ensure the battery is ready to start the engine.
  Advantages/Disadvantages
  Advantages
  - Instantly available energy
  - Rechargeable
  - High reliability
  Disadvantages
  - Aging process
  - Limited service life
  - Temperature-dependent behavior
  Examples
  - Lead-acid battery
  - AGM battery
  - Lithium iron phosphate battery
- Balancing current controller
  Definition
  The balancing current regulator is an electrical or electronic device used to limit or distribute balancing currents among power sources operating in parallel. In power generation systems, it helps ensure an even load distribution among multiple generators.
  Function / Purpose
  - Distribution of load currents
  - Limiting undesirable balancing currents
  - Supporting parallel operation
  - Improvement of grid stability
  Design / Components
  - Control unit
  - Current measurement devices
  - Signal Processing
  - Communication Equipment
  - Adjustment and Monitoring Components
  Applications
  - Parallel Operation of Generators
  - Emergency power systems
  - Power plant systems
  - Mobile generator sets
  Special Features
  Improper coordination can lead to overloading of individual generators and instability during parallel operation.
  Advantages/Disadvantages
  Advantages
  - Even load distribution
  - Improved operational reliability
  - Optimized generator operation
  Disadvantages
  - Increased control complexity
  - Additional system components required
  Examples
  - Droop control
  - Electronic load-sharing system
- Bellows Pump
  Definition
  A bellows pump is a mechanical positive-displacement pump in which a flexible bellows is deformed by manual or mechanical actuation. The change in volume creates a flow of liquids or gases. In the field of power generation, it is frequently used for venting or pre-feeding fuel.
  Function / Purpose
  - Pumping fuel or liquids
  - Bleeding fuel systems
  - Assistance in filling lines
  - Restoring the fuel supply after maintenance work
  Construction / Components
  - Flexible bellows
  - Inlet valve
  - Outlet valve
  - Connection fitting
  - Pump housing
  Applications
  - Diesel generators
  - Emergency power generators
  - Mobile power generators
  - Fuel systems
  - Service and Maintenance
  Special Features
  The bellows pump operates without an external power source and is particularly suitable for manually bleeding air from fuel lines after filter changes or maintenance work.
  Advantages/Disadvantages
  Advantages
  - Simple design
  - No external power required
  - High reliability
  Disadvantages
  - Limited throughput
  - Manual operation required
  Examples
  - Manual fuel pump
  - Vent bellows in diesel systems
- Battery management system
  Definition
  The battery management system (BMS) is an electronic monitoring and control unit for battery systems. It monitors operating conditions, protects the battery from excessive loads, and ensures safe and efficient operation. In modern power generators, it is used in particular with lithium-ion battery systems.
  Function / Purpose
  - Monitoring of voltage, current, and temperature
  - Protection against overcharging and deep discharge
  - Cell balancing
  - Battery health assessment
  - Communication with control and monitoring systems
  Design / Components
  - Control unit
  - Voltage Monitoring
  - Current Measurement
  - Temperature Sensor
  - Cell Balancing Unit
  - Communication Interfaces
  Applications
  - Battery storage systems
  - Hybrid power generators
  - Mobile power generators
  - Emergency power systems
  - Lithium-ion battery systems
  Special Features
  A battery management system is absolutely essential for the safe operation of lithium batteries. Malfunctions can compromise the availability or service life of the battery system.
  Advantages/Disadvantages
  Advantages
  - High operational reliability
  - Extended battery life
  - Comprehensive monitoring
  Disadvantages
  - Additional system complexity
  - Dependence on electronics
  Examples
  - BMS for lithium iron phosphate batteries
  - Smart battery storage control
- Battery module
  Definition
  A battery module is a functional unit consisting of several electrically connected battery cells. It forms an independent assembly within a battery system and provides defined voltage and capacity values. Multiple battery modules can be combined to form larger energy storage systems.
  Function / Purpose
  - Storage of electrical energy
  - Provision of battery voltage
  - Modular design of energy storage systems
  - Powering loads or starting systems
  Design / Components
  - Battery Cells
  - Cell connectors
  - Module housing
  - Temperature monitoring
  - Terminals
  - Safety components
  Applications
  - Battery storage
  - Hybrid Emergency Power Systems
  - Portable power generators
  - Energy Storage Systems
  Special Features
  The modules must be matched in terms of capacity, cell type, and operating condition to ensure an even load.
  Advantages/Disadvantages
  Advantages
  - Modularly expandable
  - Easy replacement
  - High flexibility
  Disadvantages
  - Additional connection points
  - Increased monitoring requirements
  Examples
  - 24-V battery module
  - Lithium battery module
- Battery pack
  Definition
  A battery set refers to a collection of several batteries or battery modules that are electrically connected to one another and are used together as an energy storage system. In emergency power generators, the battery set often serves as the starting power source for the internal combustion engine.
  Function / Purpose
  - Provision of starting power
  - Powering auxiliary electrical loads
  - Storing emergency power reserves
  - Supporting autonomous operating functions
  Design / Components
  - Individual batteries or battery modules
  - Connection cables
  - Battery mounts
  - Fuses
  - Terminal blocks
  Applications
  - Emergency power generators
  - Portable power generators
  - Emergency power systems
  - Diesel engine starting systems
  Special Features
  The batteries within a battery set should be as identical as possible in terms of type, age, capacity, and state of charge.
  Advantages/Disadvantages
  Advantages
  - High available capacity
  - Adjustable system voltage
  - Redundancy options
  Disadvantages
  - Requires more space
  - Higher maintenance costs
  Examples
  - 24-V starter battery set
  - Battery set for emergency power systems
- Battery storage
  Definition
  A battery storage system is a system for receiving, storing, and delivering electrical energy. When used in conjunction with power generators, it serves to support the load, bridge power outages, or enable hybrid operation with internal combustion engines.
  Function / Purpose
  - Storage of electrical energy
  - Provision of reserve power
  - Coverage of peak loads
  - Optimization of fuel consumption
  Design / Components
  - Battery Modules
  - Battery management system
  - Protection Systems
  - Power Electronics
  - Housing and Cooling Systems
  Applications
  - Hybrid Power Generators
  - Emergency Power Systems
  - Energy Storage Systems
  - Mobile Power Supply
  Special Features
  Battery storage systems can provide high power output for short periods and reduce the operating time of internal combustion engines.
  Advantages/Disadvantages
  Advantages
  - Emissions-free temporary storage operation
  - Rapid power delivery
  - Noise reduction in hybrid mode
  Disadvantages
  - High investment costs
  - Aging of battery cells
  Examples
  - Lithium-ion battery storage
  - Hybrid energy storage containers
- Battery power supply
  Definition
  A battery power supply comprises all components required to provide electrical energy from batteries. In power generators, it primarily supplies control systems, starting systems, sensors, and safety devices independently of generator operation.
  Function / Purpose
  - Powering electrical loads
  - Provision of starting power
  - Supporting emergency operating functions
  - Maintenance of control functions
  Design / Components
  - Battery or battery pack
  - Charger
  - Fuses
  - Wires
  - Disconnect switch
  - Monitoring devices
  Applications
  - Emergency Power Generators
  - Mobile power generators
  - Emergency power systems
  - Control and Start Systems
  Special Features
  A reliable battery power supply is crucial for the ability of an emergency power generator to start in the event of a power outage.
  Advantages/Disadvantages
  Advantages
  - Immediate power availability
  - Off-grid operation
  - High reliability
  Disadvantages
  - Limited storage capacity
  - Maintenance requirements
  Examples
  - 12-V control power supply
  - 24-V starter power supply
- Battery disconnect switch
  Definition
  The battery disconnect switch is a switching device designed to safely electrically isolate a battery system from connected loads or charging equipment. It is used for maintenance, safety, and transportation purposes.
  Function / Purpose
  - Disconnection of the battery system
  - Protection during maintenance work
  - Prevention of unwanted discharges
  - Increased system safety
  Design / Components
  - Switching mechanism
  - Power contacts
  - Actuating mechanism
  - Terminal blocks
  - Insulated housing
  Applications
  - Emergency power generators
  - Portable power generators
  - Battery storage systems
  - Service work
  Special Features
  The battery disconnect switch must be rated for the maximum currents that can occur in the battery system.
  Advantages/Disadvantages
  Advantages
  - Increased safety
  - Quick disconnection possible
  - Easy to use
  Disadvantages
  - Requires additional installation space
  - Contact wear under high loads
  Examples
  - Main battery switch
  - Maintenance disconnect switch
- Battery monitoring
  Definition
  Battery monitoring encompasses all systems for recording, analyzing, and evaluating the condition of batteries. It serves to ensure operational readiness and enables the early detection of faults or signs of aging.
  Function / Purpose
  - Monitoring of voltage and current
  - Monitoring battery temperature
  - Condition assessment
  - Alarm triggering when thresholds are exceeded
  Design / Components
  - Measurement Sensors
  - Evaluation unit
  - Communication Interfaces
  - Alarm and notification functions
  - Display Elements
  Applications
  - Emergency power generators
  - Uninterruptible power supplies
  - Battery storage systems
  - Critical infrastructure
  Special Features
  Continuous monitoring increases the availability of emergency power systems and reduces the risk of startup failure.
  Advantages/Disadvantages
  Advantages
  - Early detection of malfunctions
  - Improved operational reliability
  - Extended battery life
  Disadvantages
  - Additional hardware costs
  - Increased installation effort
  Examples
  - Battery monitoring system
  - Remote monitoring of starter batteries
- Battery inverter
  Definition
  A battery inverter is a power electronics device designed to convert direct current from a battery system into alternating current that complies with utility grid standards. In hybrid power generators, it enables the supply of power to loads from battery storage systems as well as integration with generators and grid connections.
  Function / Purpose
  - Conversion of direct current to alternating current
  - Feeding electrical energy into the grid
  - Support for hybrid operation
  - Provision of grid-compliant output voltage
  Design / Components
  - Power electronics
  - Inverter Stage
  - Control unit
  - Cooling system
  - Protection and Monitoring Devices
  - Communication interfaces
  Applications
  - Battery storage systems
  - Hybrid emergency power generators
  - Mobile power generators
  - Off-grid systems
  - Emergency power systems
  Special Features
  The inverter must precisely control voltage, frequency, and phase angle. Synchronization functions are required when operating in parallel with generators.
  Advantages/Disadvantages
  Advantages
  - Flexible use of stored energy
  - High efficiency
  - Support for modern hybrid concepts
  Disadvantages
  - Complex power electronics
  - Additional cooling requirements
  Examples
  - Off-grid inverters
  - Hybrid inverters
  - Battery storage inverters for emergency power systems
- Bimetallic switch
  Definition
  A bimetallic switch is a temperature-dependent switching element based on the different thermal expansion coefficients of two metals joined together. When a defined temperature is reached, the shape of the bimetal changes and a switching operation is triggered.
  Function / Purpose
  - Temperature Monitoring
  - Triggering of protective functions
  - Automatic shutdown in case of overheating
  - Signal transmission to control systems
  Design / Components
  - Bimetallic element
  - Switching contact
  - Contact carrier
  - Housing
  - Terminal contacts
  Application
  - Diesel engines
  - Generator windings
  - Cooling systems
  - Control cabinets
  Special Features
  The switching point is either fixed by design or adjustable. The switching function operates without an external power supply.
  Advantages/Disadvantages
  Advantages
  - Simple design
  - High reliability
  - Low power consumption
  Disadvantages
  - Limited switching accuracy
  - Delayed response to rapid temperature changes
  Examples
  - Winding protection switch
  - Motor temperature switch
- Bimetallic thermostat
  Definition
  A bimetallic thermostat is a temperature-dependent controller that uses a bimetallic element to perform switching operations for temperature control. In power generators, it is used to control heaters, fans, or protective functions.
  Function / Purpose
  - Temperature Control
  - Control of heating and cooling systems
  - Overtemperature protection
  - Automatic switching operations
  Design / Components
  - Bimetallic element
  - Switching contact
  - Adjustment mechanism
  - Housing
  - Terminal contacts
  Applications
  - Control cabinet heaters
  - Motor preheating systems
  - Fan controls
  - Refrigeration systems
  Special Features
  Depending on the model, the switching temperature can be fixed or adjusted manually.
  Advantages/Disadvantages
  Advantages
  - Simple and robust technology
  - Low maintenance
  - Reliable operation
  Disadvantages
  - Limited control accuracy
  - Mechanical wear is possible
  Examples
  - Control cabinet thermostat
  - Coolant thermostat
- Battery bank
  Definition
  A block battery is a compact battery unit in which multiple cells are combined within a single housing to form a complete battery system. In power generators, it is frequently used as a starting, control, or buffer battery.
  Function / Purpose
  - Storage of electrical energy
  - Powering starting systems
  - Powering control systems
  - Provision of backup power
  Structure / Components
  - Battery Cells
  - Cell Connectors
  - Housing
  - Terminal blocks
  - Safety Devices
  Applications
  - Emergency power generators
  - Portable Generators
  - Control systems
  - Auxiliary power supplies
  Special Features
  Block batteries are available in various nominal voltages and capacities and can be operated individually or as a battery set.
  Advantages/Disadvantages
  Advantages
  - Compact design
  - Easy installation
  - High availability
  Disadvantages
  - Replacement is usually only possible as a complete unit
  - Weight depends on capacity
  Examples
  - 12-V lead-acid battery
  - AGM block battery
- Bridge rectifier
  Definition
  A bridge rectifier is an electrical circuit used to convert alternating current (AC) to direct current (DC). It uses four rectifier elements in a bridge configuration to rectify both half-waves of the AC voltage. In power generators, it is frequently used to supply power to electronic control systems, battery charging systems, or excitation systems.
  Function / Purpose
  - Rectification of alternating voltage
  - Powering DC loads
  - Powering electronic control systems
  - Supporting charging and excitation systems
  Design / Components
  - Four diodes or power semiconductors
  - Connections for AC voltage
  - DC voltage outputs
  - Heat sinks for higher power ratings
  - Insulation and protection components
  Applications
  - Alternator voltage regulators (AVR)
  - Battery charging systems
  - Control units
  - Auxiliary power supplies
  - Portable Generators
  Special Features
  The components must be properly sized in terms of voltage, current, and power dissipation. High load currents often require additional cooling.
  Advantages/Disadvantages
  Advantages
  - Simple and robust circuit design
  - High efficiency
  - Low maintenance requirements
  Disadvantages
  - Power loss due to diode voltage drop
  - Generation of residual ripple in the DC current
  Examples
  - Battery charging rectifier
  - Excitation rectifier
  - Auxiliary power supply in generator control systems
- Brush holder
  Definition
  The brush holder is a mechanical fixture designed to hold and guide carbon brushes in electrical machines. It ensures the required contact pressure and guarantees reliable electrical contact between the brush and rotating slip rings or commutators.
  Function / Purpose
  - Holding the carbon brushes
  - Ensuring contact pressure
  - Guiding moving brushes
  - Ensuring current transfer
  Design / Components
  - Holder housing
  - Compression spring
  - Brush guide
  - Fastening Elements
  - Connection Cable
  Application
  - Generators with slip ring excitation
  - DC machines
  - Brush motors
  - Special-purpose generators
  Special Features
  An incorrect setting can lead to increased wear, sparking, or loss of contact.
  Advantages/Disadvantages
  Advantages
  - Reliable brush guidance
  - Constant contact pressure
  - Maintenance-friendly design
  Disadvantages
  - Regular inspection required
  - Wear parts during operation
  Examples
  - Slip ring brush holder
  - Generator brush holder
- Brushless generator
  Definition
  A brushless generator is a synchronous generator in which excitation occurs without carbon brushes or slip rings. The excitation power is transmitted via a rotating rectifier. This design is now standard in modern emergency power generators and mobile power generators.
  Function / Purpose
  - Generation of electrical energy
  - Providing a low-maintenance power source
  - Supplying power to loads and grids
  - Use in continuous and emergency power operations
  Design / Components
  - Stator
  - Rotor
  - Auxiliary Excitation Generator
  - Rotating rectifier
  - AVR voltage regulator
  - Bearing system
  Applications
  - Emergency power generators
  - Mobile power generators
  - Emergency power systems
  - Industrial facilities
  - Data centers
  Special Features
  The absence of slip rings reduces maintenance requirements and improves operational reliability, particularly during extended periods of operation.
  Advantages/Disadvantages
  Advantages
  - Low maintenance requirements
  - High reliability
  - Long service life
  Disadvantages
  - More complex installation
  - More complex troubleshooting
  Examples
  - Brushless synchronous generator
  - Industrial emergency power generator
- Brushless motor
  Definition
  A brushless motor is an electric machine in which commutation is performed electronically and no carbon brushes are required. In the field of portable power generators, it is frequently used for fans, pumps, or auxiliary drives.
  Function / Purpose
  - Conversion of electrical energy into mechanical energy
  - Driving auxiliary equipment
  - Improvement of efficiency
  - Reducing maintenance requirements
  Design / Components
  - Rotor with permanent magnets
  - Stator winding
  - Power electronics
  - Sensor-based or sensorless control
  - Bearings
  Application
  - Cooling fans
  - Electric pumps
  - Auxiliary drives
  - Hybrid power generators
  Special Features
  The electronic control system enables precise speed control and high efficiency.
  Advantages/Disadvantages
  Advantages
  - High efficiency
  - Low wear
  - Quiet operation
  Disadvantages
  - Requires electronic control
  - Higher initial costs
  Examples
  - BLDC fan motor
  - Electric coolant pump
- Brush motor
  Definition
  A brush motor is an electric motor in which current is transmitted via carbon brushes and a commutator. Mechanical commutation enables the rotor to rotate. In power generators, this design is primarily used in auxiliary equipment or older systems.
  Function / Purpose
  - Conversion of electrical energy into mechanical motion
  - Driving auxiliary equipment
  - Supporting auxiliary systems
  Structure / Components
  - Rotor
  - Stator
  - Commutator
  - Carbon brushes
  - Brush holders
  - Bearings
  Applications
  - Auxiliary drives
  - Actuators
  - Small drives
  - Service equipment
  Special Features
  Mechanical commutation causes wear and sparking, which may require regular maintenance.
  Advantages/Disadvantages
  Advantages
  - Simple control
  - High starting torque
  - Proven technology
  Disadvantages
  - Brush wear
  - Sparking
  - Higher maintenance requirements
  Examples
  - DC motor
  - Small drive motor
- Bypass valve
  Definition
  A bypass valve is a valve used to divert a fluid past a component of a system. In power generators, it is used in particular in fuel, oil, and cooling systems to ensure minimum flow rates or to protect components from overload.
  Function / Purpose
  - Diversion of fluid flows
  - Pressure relief
  - Protection of pumps and filters
  - Ensuring defined operating conditions
  Design / Components
  - Valve housing
  - Valve body
  - Spring mechanism
  - Seals
  - Connection Nozzles
  Applications
  - Lubricating oil systems
  - Fuel systems
  - Cooling systems
  - Mobile power generators
  - Emergency power generators
  Special Features
  The valve opens at a defined differential pressure or under a specific operating condition and closes automatically once normal conditions are restored.
  Advantages/Disadvantages
  Advantages
  - Protection of critical components
  - Automatic operation
  - Increased operational safety
  Disadvantages
  - Additional Maintenance Effort
  - Malfunctions can affect system performance
  Examples
  - Oil filter bypass valve
  - Fuel return valve
  - Coolant bypass valve
- Bypass line
  Definition
  A bypass line is an additional pipe or hose line used to bypass a section of a system. It allows the medium to flow through an alternative path and is used in power generators to ensure supply or to perform maintenance functions.
  Function / Purpose
  - Diversion of media flows
  - Ensuring system operation
  - Supporting maintenance work
  - Prevention of operational interruptions
  Design / Components
  - Pipe or hose line
  - Connectors
  - Fittings
  - Seals
  - Fastening elements
  Applications
  - Fuel systems
  - Cooling systems
  - Lubrication Systems
  - Emergency power generators
  - Mobile Power Generators
  Special Features
  Pipe sizing must ensure the required flow rate to prevent pressure losses and operational disruptions.
  Advantages/Disadvantages
  Advantages
  - Increased system availability
  - Flexible operation
  - Maintenance possible while the system is in operation
  Disadvantages
  - Additional installation effort
  - More connection points in the system
  Examples
  - Filter bypass line
  - Coolant bypass line
  - Fuel bypass system
- Biofuel Quota Act
  Definition
  The Biofuel Quota Act (BioKraftQuG) is a German law designed to promote renewable fuels in the transportation sector. It requires fuel suppliers to meet specified quotas or greenhouse gas reduction targets through the use of biofuels. For manufacturers and operators of power generation equipment, the law is particularly significant when using alternative diesel fuels.
  Function / Purpose
  - Promotion of renewable energy sources
  - Reduction of greenhouse gas emissions
  - Reducing dependence on fossil fuels
  - Support for climate policy goals
  Structure / Components
  - Quota systems
  - Greenhouse gas reduction requirements
  - Verification and documentation requirements
  - Monitoring and enforcement mechanisms
  Scope of Application
  - Fuel sector
  - Energy Supply
  - Mobile power generators
  - Emergency power generators using alternative fuels
  - Industry and Transportation
  Special Considerations
  When using biodiesel or paraffinic diesel fuels in power generators, approvals from engine manufacturers as well as requirements regarding storage stability, material compatibility, and maintenance must be taken into account.
  Advantages/Disadvantages
  Advantages
  - Reduction in the proportion of fossil fuels
  - Reduction of emissions
  - Promotion of renewable energy
  Disadvantages
  - Additional documentation requirements
  - Limited fuel compatibility with older engines
  Examples
  - Biodiesel (FAME)
  - HVO diesel fuel
  - Bioethanol blends
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- Counterweight
  Definition
  A counterweight is a mechanical mass element used to reduce imbalances in rotating assemblies. In power generators, it is used to minimize vibrations and ensure smooth operation of the engine, generator, or driven components.
  Function / Purpose
  - Reduction of imbalances
  - Reduction of vibrations
  - Protection of bearings and shafts
  - Improvement of running characteristics
  Design / Components
  - Weight
  - Mounting elements
  - Compensating surface
  - Adjustment or Positioning Elements
  Applications
  - Crankshafts
  - Flywheels
  - Alternator rotors
  - Fan assemblies
  Special Features
  Incorrect positioning can cause additional vibrations and reduce the service life of mechanical components.
  Advantages/Disadvantages
  Advantages
  - Quiet system operation
  - Reduced wear
  - Longer service life
  Disadvantages
  - Precise balancing required
  - Subsequent modifications make tuning more difficult
  Examples
  - Crankshaft counterweight
  - Rotor counterweight
- Combined Heat and Power
  Definition
  Combined heat and power (CHP) refers to a process for the simultaneous generation of electrical energy and usable heat from a single fuel source. This principle is frequently used in combined heat and power plants and significantly increases the energy efficiency of the fuel used.
  Function / Purpose
  - Simultaneous electricity and heat generation
  - Reduction of energy losses
  - Improvement of overall efficiency
  - Optimization of Fuel Consumption
  Design / Components
  - Primary energy source
  - Drive unit
  - Generator
  - Heat recovery system
  - Control Technology
  Application
  - Energy centers
  - Industrial facilities
  - Municipal utilities
  - Hospitals
  - Data centers
  Key Features
  CHP systems achieve overall efficiencies of over 80% because the waste heat generated during electricity production is also utilized.
  Advantages/Disadvantages
  Advantages
  - High energy efficiency
  - Reduced operating costs
  - Reduced emissions
  Disadvantages
  - Greater technical complexity
  - Heat removal required
  Examples
  - Engine-based CHP plant
  - Gas turbine CHP plant
  - Biogas CHP system
- Component holders
  Definition
  The component mount is a structural fastening and support element designed to securely hold individual components or assemblies within a power generator or emergency power generator. It ensures the defined positioning of the installed components and protects them from displacement caused by vibrations, transport stresses, or mechanical forces.
  Function / Purpose
  - Mounting of technical assemblies
  - Ensuring defined installation positions
  - Absorbing mechanical loads
  - Supporting maintenance and service work
  Design / Components
  - Mounting structure
  - Mounting Brackets
  - Screw connections
  - Vibration-damping elements
  - Mounting Surfaces
  Applications
  - Control units
  - Battery systems
  - Filter systems
  - Pump assemblies
  - Mobile power generators
  - Emergency power generators
  Special Features
  The design must withstand the vibrations and dynamic loads generated during unit operation. Mobile power generators are subject to more stringent requirements regarding vibration resistance.
  Advantages/Disadvantages
  Advantages
  - Secure component mounting
  - Reduction of mechanical stresses
  - Improved ease of maintenance
  Disadvantages
  - Requires additional installation space
  - Custom adaptations possible
  Examples
  - Battery holder
  - Control unit mount
  - Filter holder
- Combined heat and power plant
  Definition
  A combined heat and power plant (CHP) is a decentralized power generation facility that simultaneously produces electrical energy and usable heat based on the principle of combined heat and power. An internal combustion engine or a turbine drives a generator, while the resulting waste heat is used for heating or industrial processes.
  Function / Purpose
  - Simultaneous generation of electricity and heat
  - Improvement of overall efficiency
  - Reduction of primary energy consumption
  - Decentralized energy supply
  Design / Components
  - Internal combustion engine or turbine
  - Synchronous generator
  - Heat exchanger
  - Exhaust system
  - Cooling system
  - Control unit
  Applications
  - Industrial plants
  - Hospitals
  - Residential Areas
  - Commercial facilities
  - Power plants
  Special Features
  CHP plants are primarily designed for heat generation. Economical operation requires a continuous heat demand.
  Advantages/Disadvantages
  Advantages
  - High overall efficiency
  - Reduced fuel consumption
  - Decentralized energy supply
  Disadvantages
  - Higher system costs
  - Economic viability depends on heat demand
  Examples
  - Diesel CHP plant
  - Natural gas CHP plant
  - Biogas CHP
- Cage-Klemmen
  Definition
  Cage-Klemmen sind elektrische Federkraftklemmen, bei denen ein Leiter mittels einer vorgespannten Feder dauerhaft kontaktiert wird. Die Feder erzeugt einen konstanten Anpressdruck auf den Leiter und gewährleistet dadurch eine zuverlässige elektrische Verbindung. Sie werden in Schaltschränken, Steuerungen und elektrischen Verteilungen von Stromerzeugern und Notstromaggregaten eingesetzt.
  Funktion / Zweck
  Cage-Klemmen dienen der sicheren elektrischen Verbindung von Leitern. Sie ermöglichen eine vibrationssichere Kontaktierung und sorgen für eine dauerhaft stabile Stromübertragung ohne regelmäßiges Nachziehen von Schraubverbindungen.
  Aufbau / Bestandteile
  - Isoliergehäuse
  - Federmechanismus
  - Stromschiene bzw. Kontaktkörper
  - Leiteraufnahme
  - Betätigungsöffnung für Werkzeug
  Einsatzbereich
  - Steuerungs- und Regelungstechnik
  - Schaltschränke von Stromerzeugern
  - Notstromaggregate
  - Mobile Stromerzeuger
  - Energieverteilersysteme
  Besonderheiten
  Die Federkraft bleibt über die Lebensdauer weitgehend konstant. Dadurch eignen sich Cage-Klemmen besonders für Anwendungen mit Erschütterungen und Temperaturschwankungen, wie sie bei mobilen Stromerzeugern auftreten.
  Vorteile / Nachteile
  Vorteile
  - Hohe Vibrationsfestigkeit
  - Wartungsarm
  - Schnelle Montage
  - Konstante Kontaktqualität
  Nachteile
  - Teilweise werkzeugabhängige Bedienung
  - Begrenzung hinsichtlich Leiterquerschnitt und Baugröße
  Beispiele
  - Anschluss von Sensorleitungen
  - Verdrahtung von Generatorsteuerungen
  - Klemmenleisten in Schaltanlagen
- CAD Data Module
  Definition
  A CAD data module is a digital data assembly used to provide, manage, and process CAD (computer-aided design) data. It contains geometric models, technical drawings, metadata, and documentation information. In the development of power generators, it serves as the central foundation for design, manufacturing, and technical documentation.
  Function / Purpose
  The CAD data module enables the structured storage and use of design data throughout the entire product lifecycle.
  Structure / Components
  - 3D CAD models
  - Technical drawings
  - Component information
  - Bill of materials (BOM) links
  - Metadata and version history
  Applications
  - Development of power generators
  - Design of emergency power generators
  - Product data management
  - Manufacturing planning
  - Technical documentation
  Special Features
  CAD data modules are frequently integrated into PDM and PLM systems and enable controlled management of change statuses.
  Advantages / Disadvantages
  Advantages
  - Centralized data storage
  - High data consistency
  - Support for change management processes
  Disadvantages
  - High administrative overhead
  - Dependence on CAD and data management systems
  Examples
  - 3D model of a generator frame
  - Assembly data for a control cabinet
  - Design data for a motor cooler
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- Drive unit
  Definition
  The drive unit is the assembly that provides the mechanical energy required for power generation. In emergency power generators, it consists primarily of a diesel or gas engine that drives the generator.
  Function / Purpose
  - Generation of mechanical drive power
  - Providing the required torque
  - Ensuring the generator’s rated speed
  Design / Components
  - Internal combustion engine
  - Cooling system
  - Fuel system
  - Intake system
  - Lubrication System
  - Exhaust system
  Applications
  - Emergency Power Generators
  - Mobile power generators
  - Emergency power systems
  - Industrial generators
  Special Features
  The power of the drive unit significantly determines the electrical output of the generator.
  Advantages/Disadvantages
  Advantages
  - High power density
  - Reliable continuous operation
  Disadvantages
  - Fuel consumption
  - Maintenance requirements
  Examples
  - Diesel engine
  - Natural gas engine
  - LPG engine
- Drive coupling
  Definition
  The drive coupling connects the engine shaft to the generator shaft and transmits the generated torque. At the same time, it compensates for minor misalignment, vibrations, and shock loads between the connected components.
  Function / Purpose
  - Torque transmission
  - Compensation for shaft misalignment
  - Damping of vibrations
  - Protection against shock loads
  Design / Components
  - Coupling hubs
  - Elastic coupling element
  - Connecting bolts
  - Fastening elements
  Applications
  - Emergency power generators
  - Mobile power generators
  - Industrial drives
  - Emergency power systems
  Special Features
  Improper alignment can lead to increased wear on bearings, couplings, and the generator.
  Advantages/Disadvantages
  Advantages
  - Vibration damping
  - Smooth power transmission
  - Compensation for minor installation deviations
  Disadvantages
  - Wear on elastic elements
  - Regular inspection required
  Examples
  - Elastic claw coupling
  - Torsionally elastic coupling
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- Exhaust Aftertreatment
  Definition
  Exhaust aftertreatment encompasses all technical systems and processes designed to reduce pollutant emissions in the exhaust gases of an internal combustion engine. In power generators, emergency power generators, and mobile power generators, it serves to ensure compliance with legal emission requirements and to reduce nitrogen oxides (NOx), carbon monoxide (CO), hydrocarbons (HC), and particulate matter emissions.
  Function / Purpose
  - Reduction of pollutant emissions
  - Compliance with national and international emission regulations
  - Reduction of environmental impact
  - Enabling operation in emission-sensitive areas
  Design / Components
  - Diesel oxidation catalyst (DOC)
  - Diesel particulate filter (DPF)
  - SCR catalyst
  - AdBlue dosing system
  - Pressure and temperature sensors
  - Electronic monitoring and control units
  Applications
  - Stationary emergency power generators
  - Mobile power generators
  - Emergency power systems
  - Construction site power supply
  - Industrial and infrastructure facilities
  Special Features
  The effectiveness of the systems depends on the exhaust gas temperature and the engine’s load condition. Prolonged idling or infrequent loaded operation can impair the function of certain components and require additional regeneration cycles.
  Advantages / Disadvantages
  Advantages
  - Significant reduction in emissions
  - Compliance with legal requirements
  - Improved environmental compatibility
  Disadvantages
  - Increased system complexity
  - Additional maintenance requirements
  - Higher investment costs
  Examples
  - SCR system with urea solution
  - Diesel particulate filter system
  - Diesel oxidation catalyst
- Exhaust pipe
  Definition
  The exhaust pipe is a temperature- and corrosion-resistant pipe used to discharge combustion exhaust gases from a power generator’s engine to downstream system components or into the open air. Its design influences the exhaust flow, back pressure, and thermal load on the entire system.
  Function / Purpose
  - Discharge of combustion exhaust gases
  - Connection between the engine and the exhaust system
  - Ensuring a defined exhaust gas flow
  - Protection of people and equipment from exhaust fumes
  Design / Components
  - Pipe segments
  - Pipe bends
  - Flange connections
  - Expansion joints
  - Mounts
  - Thermal insulation
  - Corrosion protection components
  Applications
  - Emergency power generators
  - Mobile power generators
  - Container-mounted generators
  - Emergency power systems
  - Industrial Power Supply
  Special Features
  Exhaust pipes must withstand high temperatures, vibrations, and fluctuating loads. The pipe routing must not cause the engine’s permissible exhaust backpressure to be exceeded.
  Advantages/Disadvantages
  Advantages
  - High operational reliability
  - Long service life with appropriate material selection
  - Flexible adaptation to various system configurations
  Disadvantages
  - Heat loss without insulation
  - Risk of corrosion due to condensation
  Examples
  - Stainless steel exhaust pipe
  - Insulated exhaust pipe
  - Flexible exhaust pipe with expansion joint
- Exhaust silencer
  Definition
  The exhaust silencer is a technical device designed to reduce the exhaust noise generated by an internal combustion engine. In power generators, it serves to reduce noise emissions and helps ensure compliance with noise protection requirements in sensitive operating areas.
  Function / Purpose
  - Reduction of exhaust noise
  - Reduction of sound radiation
  - Compliance with noise control regulations
  - Improvement of the work environment
  Design / Components
  - Silencer housing
  - Reflection chambers
  - Absorptive materials
  - Baffles
  - Inlet and outlet pipes
  Applications
  - Emergency power generators
  - Mobile power generators
  - Container-based systems
  - Construction site generators
  - Industrial systems
  Special Features
  The design must strike a balance between sound attenuation and permissible exhaust back pressure. Higher attenuation levels often result in larger unit sizes.
  Advantages/Disadvantages
  Advantages
  - Significant noise reduction
  - Improved occupational safety
  - Compliance with noise control requirements
  Disadvantages
  - Requires additional space
  - Increased exhaust back pressure
  Examples
  - Industrial mufflers
  - Residential mufflers
  - High-performance mufflers
- Exhaust gas temperature sensor
  Definition
  The exhaust gas temperature sensor is a transducer used to continuously measure the temperature in the exhaust gas stream of an internal combustion engine. In power generation units, it provides important operating data for protective functions, engine control systems, and the monitoring of emission-related systems.
  Function / Purpose
  - Monitoring the exhaust gas temperature
  - Protection against thermal overload
  - Support for engine control
  - Monitoring of exhaust aftertreatment systems
  Design / Components
  - Sensor element
  - Protective tube
  - Connection cable
  - Plug connection
  - Signal Processing
  Applications
  - Emergency Power Generators
  - Mobile power generators
  - Emergency power systems
  - Industrial motors
  Special Features
  The sensor operates under high temperature and vibration loads. Incorrect measurement values can trigger protective shutdowns or impair the effectiveness of emission-related systems.
  Advantages/Disadvantages
  Advantages
  - Continuous temperature monitoring
  - Improved operational safety
  - Support for precise control
  Disadvantages
  - Age-related measurement deviations
  - Sensitivity to mechanical damage
  Examples
  - Type K thermocouple
  - PT100 resistance temperature sensor
- Expansion tank
  Definition
  The expansion tank is a component of a power generator’s cooling system. It accommodates changes in the volume of the coolant resulting from temperature fluctuations and ensures a stable supply of coolant to the cooling system.
  Function / Purpose
  - Compensating for changes in coolant volume
  - Stabilizing pressure in the cooling system
  - Ventilation of the cooling circuit
  - Providing a coolant reserve
  Design / Components
  - Tank housing
  - Filling port
  - Pressure seal
  - Connection lines
  - Level Indicator
  Applications
  - Diesel generators
  - Gas generators
  - Emergency power systems
  - Portable power generators
  Special Features
  Insufficient coolant levels can impair cooling performance and cause engine damage. Checking coolant levels is part of regular maintenance.
  Advantages/Disadvantages
  Advantages
  - Stable cooling circuit
  - Improved venting
  - Increased operational reliability
  Disadvantages
  - Requires additional installation space
  - Leaks can cause coolant loss
  Examples
  - Sealed expansion tank
  - Pressurized coolant reservoir
- Exhaust manifold
  Definition
  The exhaust manifold is a fluid dynamics component that collects the exhaust gases from multiple engine cylinders and directs them into the downstream exhaust system. In power generators, it connects the cylinder head to the exhaust system and is subjected to high thermal loads.
  Function / Purpose
  - Collection of exhaust gases from all cylinders
  - Routing to the exhaust system
  - Optimization of exhaust gas flow
  - Supporting smooth engine operation
  Construction / Components
  - Manifold housing
  - Individual channels
  - Collector
  - Flange connections
  - Mounting screws
  - Gaskets
  Applications
  - Diesel generators
  - Gas generators
  - Emergency Generators
  - Portable Generators
  Special Features
  Thermal stresses occur due to high temperatures. Suitable materials and a low-stress design are essential for a long service life.
  Advantages/Disadvantages
  Advantages
  - Efficient exhaust gas routing
  - Robust design
  - High temperature resistance
  Disadvantages
  - High thermal stress
  - Cracking possible due to material fatigue
  Examples
  - Cast elbows
  - Stainless steel manifolds
  - Turbocharger manifolds
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- Fitting set
  Definition
  A valve assembly is a collection of valves and associated connecting elements used to control, regulate, monitor, or shut off media flows within a power generator or emergency power generator. The components are tailored to the specific application and are often supplied as a pre-assembled unit.
  Function / Purpose
  - Control of fluid flows
  - Shutting off fuel, oil, or coolant circuits
  - Support for maintenance and service work
  - Ensuring safe plant operation
  Design / Components
  - Shut-off valves
  - Ball valves
  - Check valves
  - Filter fittings
  - Screw Connections
  - Gaskets
  - Fittings
  Applications
  - Fuel supply systems
  - Cooling systems
  - Lubricating oil systems
  - Stationary emergency power generators
  - Mobile power generators
  Special Features
  Components are selected based on the medium, pressure, temperature, and flow rate. Fitting sets are often customized for specific projects.
  Advantages/Disadvantages
  Advantages
  - Uniform system design
  - Reduced installation effort
  - High operational reliability
  Disadvantages
  - Custom adjustments may be necessary
  - Higher costs compared to individual components
  Examples
  - Fuel valve set
  - Coolant fitting set
  - Service fitting set for day tanks
- Fuel cells
  Definition
  Fuel cells (as an emergency power system) are electrochemical energy conversion systems that directly convert the chemical energy of a fuel—usually hydrogen—into electrical energy. As emergency power systems, they ensure an uninterrupted supply to critical loads and can supplement or replace conventional emergency power systems.
  Function / Purpose
  - Generation of electrical energy without combustion
  - Provision of emergency power
  - Powering critical infrastructure
  - Reduction of local emissions
  Design / Components
  - Fuel cell stack
  - Hydrogen supply
  - Air supply system
  - Power electronics
  - Cooling System
  - Monitoring and Control Unit
  Application
  - Data centers
  - Telecommunications facilities
  - Hospitals
  - Critical infrastructure
  - Emergency power systems
  Special Features
  Power generation is virtually silent and produces low local emissions. Availability depends largely on the fuel supply and storage capacity.
  Advantages/Disadvantages
  Advantages
  - High electrical efficiency
  - Low noise levels
  - Low-emission local operation
  - Quick availability
  Disadvantages
  - High investment costs
  - Complex hydrogen infrastructure
  - Limited adoption in the emergency power sector
  Examples
  - PEM fuel cell as an emergency power system
  - Hydrogen-based emergency power system
  - Fuel cell-based safety power supply
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- Generator Control
  Definition
  The generator set control system is the central electronic control and monitoring unit of a power generator or emergency power generator. It records operating conditions, controls start-up and shutdown procedures, monitors safety-related parameters, and coordinates the interaction between the engine, generator, and electrical switching components.
  Function / Purpose
  - Control of generator set operation
  - Monitoring of operating and fault parameters
  - Automatic start and stop
  - Triggering of protective functions
  - Display of operating states and messages
  Design / Components
  - Microprocessor control
  - Input and output modules
  - Operator and display unit
  - Communication Interfaces
  - Power Supply
  - Protection and monitoring circuits
  Applications
  - Emergency Power Generators
  - Mobile power generators
  - Emergency power systems
  - Hybrid energy systems
  - Container-mounted generators
  Special Features
  Modern control systems support remote monitoring, event logging, and automatic emergency power functions. The reliability of the control system is critical to the availability of the entire system.
  Advantages/Disadvantages
  Advantages
  - High degree of automation
  - Comprehensive monitoring
  - Rapid fault detection
  Disadvantages
  - Increased system complexity
  - Dependence on electronic components
  Examples
  - Deep Sea Controller
  - ComAp Control
  - DEIF Generator Control
- Gasoline generator
  Definition
  A gasoline generator is a power generator whose drive unit is powered by a gasoline-fueled internal combustion engine. It converts the mechanical energy generated by the engine into electrical energy via a generator and is primarily used for mobile or temporary applications.
  Function / Purpose
  - Generation of electrical energy
  - Supplying off-grid loads
  - Provision of backup or construction power
  - Supporting temporary power supply
  Design / Components
  - Gasoline engine
  - Generator
  - Fuel tank
  - Control unit
  - Exhaust system
  - Cooling system
  - Protective housing or frame
  Application
  - Construction sites
  - Events
  - Trades
  - Recreational and camping applications
  - Mobile Power Supply
  Special Features
  Gasoline generators are primarily used in the lower power range and are characterized by their compact designs and low purchase costs.
  Advantages/Disadvantages
  Advantages
  - Compact design
  - Lightweight
  - Easy to use
  Disadvantages
  - Higher fuel consumption compared to small diesel engines
  - Limited suitability for continuous operation
  - Shorter service life under heavy loads
  Examples
  - Portable inverter generator
  - Construction site power generator
  - Camping generator
- Gasoline engine
  Definition
  A gasoline engine is a spark-ignition internal combustion engine in which an air-fuel mixture is ignited by a spark plug. In smaller power generators, it serves as the drive unit to provide mechanical power to the generator.
  Function / Purpose
  - Generation of mechanical drive energy
  - Driving the generator
  - Providing the required rotational speed and power
  - Supplying electrical energy to loads
  Design / Components
  - Engine block
  - Crank mechanism
  - Cylinder head
  - Ignition system
  - Fuel system
  - Intake system
  - Exhaust system
  - Cooling system
  Applications
  - Portable Power Generators
  - Portable Generators
  - Construction site generators
  - Recreational and camping generators
  Special Features
  Compared to diesel engines, gasoline engines have an ignition system and operate with a premixed air-fuel mixture. They are primarily used in lower power ranges.
  Advantages/Disadvantages
  Advantages
  - Easy to start
  - Low purchase cost
  - Compact design
  Disadvantages
  - Higher fuel consumption under continuous load
  - Shorter service life compared to industrial diesel engines
  - Higher fuel flammability
  Examples
  - Single-cylinder gasoline engine
  - Two-cylinder gasoline engine
  - Inverter generator drive motor
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- Intake basket
  Definition
  The suction strainer is a filter and protective element located at the end of a suction line. It prevents dirt particles, foreign objects, or larger contaminants from being drawn in from tanks or containers, thereby protecting downstream components.
  Function / Purpose
  - Pre-filtration of fluids
  - Protection of pumps and lines
  - Prevention of blockages
  Construction / Components
  - Filter mesh
  - Protective cage
  - Connector
  - Fastening Elements
  Applications
  - Fuel systems
  - Cooling water systems
  - Auxiliary fuel tank systems
  - Portable Power Generators
  Special Features
  The intake strainer must be checked regularly for debris, as clogs can significantly reduce flow rate.
  Advantages/Disadvantages
  Advantages
  - Simple design
  - Good protection against coarse debris
  Disadvantages
  - Requires regular cleaning
  - Limited filtering effect
  Examples
  - Fuel strainer in the diesel tank
  - Intake strainer in the coolant system
- Intake line
  Definition
  The intake line is the connection between a storage tank and a pumping component. In power generators, it is used specifically to supply fuel from the tank to the engine.
  Function / Purpose
  - Transport of fuel or fluids
  - Supplying downstream systems
  - Ensuring continuous operation
  Design / Components
  - Pipe or hose
  - Fittings
  - Seals
  - Fastening elements
  Applications
  - Fuel supply
  - Auxiliary fuel tank systems
  - Portable Power Generators
  - Emergency power systems
  Special Features
  Leaks or air ingress can interfere with the fuel supply and cause starting problems.
  Advantages/Disadvantages
  Advantages
  - Easy installation
  - Flexible routing
  Disadvantages
  - Aging of hose materials
  - Risk of leakage if damaged
  Examples
  - Diesel fuel line
  - Suction line between the day tank and the engine
- Intake manifold
  Definition
  The intake manifold is a connecting component used to link an intake line to a tank, filter, or engine. It facilitates efficient fluid flow and establishes the mechanical connection between the components.
  Function / Purpose
  - Establishing a fluid connection
  - Accommodating pipes or hoses
  - Ensuring a defined flow pattern
  Construction / Components
  - Fitting body
  - Connection thread or flange
  - Sealing surfaces
  - Fastening elements
  Applications
  - Fuel systems
  - Air intake systems
  - Coolant Circuits
  - Power generation units
  Special Features
  The sizing must be tailored to the required flow rate to minimize flow losses.
  Advantages/Disadvantages
  Advantages
  - Easy integration
  - Reliable connection technology
  Disadvantages
  - Possible wear on sealing surfaces
  Examples
  - Tank suction port
  - Air filter connection
- Idle operation
  Definition
  In alternating current systems, reactive power refers to the periodic exchange of energy between an electrical source and a load without any useful work being performed on a continuous basis. It is caused by inductive or capacitive loads and serves as the basis for describing reactive power in electrical power supply systems.
  Function / Purpose
  - Creation of electrical and magnetic fields
  - Operation of inductive and capacitive loads
  - Description of energy-physical interactions in the alternating current grid
  Structure / Components
  - Inductive energy component
  - Capacitive energy component
  - Periodic Energy Exchange
  - Alternating Current System
  Applications
  - Generators
  - Transformers
  - Electric motors
  - Emergency power systems
  - Power distribution systems
  Special Features
  Reactive power does not result in usable mechanical or thermal power, but it places a load on generators, cables, and switchgear.
  Advantages/Disadvantages
  Advantages
  - Essential for the operation of many electrical devices
  Disadvantages
  - Puts additional strain on electrical systems
  - Increased current flow without useful energy
  Examples
  - Magnetization of a transformer
  - Field formation in an electric motor
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- Limiting valve
  Definition
  A relief valve is a valve designed to limit a specified pressure, flow rate, or operating condition within a system. In power generation plants, it protects connected components from unacceptable operating conditions and prevents damage caused by overloads.
  Function / Purpose
  - Pressure Limitation
  - Protection of Piping and Components
  - Stabilization of operating conditions
  - Ensuring plant safety
  Design / Components
  - Valve body
  - Valve body
  - Spring mechanism
  - Adjustment mechanism
  - Sealing Elements
  Applications
  - Fuel systems
  - Lubricating oil systems
  - Cooling systems
  - Hydraulic systems
  - Emergency power generators
  Special Features
  The response value must be precisely adjusted to the operating parameters of the respective system.
  Advantages/Disadvantages
  Advantages
  - High operational reliability
  - Protection against overpressure
  - Automatic operation
  Disadvantages
  - Regular inspection required
  - Wear may occur due to frequent activation
  Examples
  - Fuel pressure relief valve
  - Oil pressure relief valve
  - Coolant pressure valve
- Load resistance
  Definition
  A load resistor is an electrical resistor designed to specifically absorb and convert electrical energy into heat. In power generators, it is frequently used for load simulation, performance testing, and conducting load tests.
  Function / Purpose
  - Simulation of electrical loads
  - Conducting load tests
  - Verification of generator performance
  - Monitoring of operational behavior under load
  Design / Components
  - Resistor elements
  - Support structure
  - Cooling system
  - Terminal blocks
  - Protective grille or housing
  Application
  - Generator test benches
  - Emergency power generators
  - Emergency power systems
  - Service and maintenance work
  Special Features
  Load resistors generate significant heat and require adequate cooling as well as appropriate safety measures.
  Advantages/Disadvantages
  Advantages
  - Precise load simulation
  - Simple performance testing
  - High operational reliability
  Disadvantages
  - High heat generation
  - Energy is completely converted into heat
  Examples
  - Load bank
  - Load resistor for generator testing
  - Mobile test load unit
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- Mounting frame
  Definition
  The mounting frame is the load-bearing base structure of a power generator or emergency power generator. It is used to mount and secure the engine, generator, fuel tank, control system, and other components. At the same time, it ensures the safe installation and transport of the unit.
  Function / Purpose
  - Mounting of all main components
  - Load distribution within the unit
  - Provision of mounting points
  - Ensuring structural stability
  Construction / Components
  - Steel frame construction
  - Crossbeams
  - Mounting points
  - Vibration damper mounts
  - Lifting eyes
  - Transport mounts
  Applications
  - Stationary emergency power generators
  - Mobile power generators
  - Container systems
  - Emergency power systems
  Special Features
  The frame must be capable of withstanding static and dynamic loads. For mobile power generators, additional requirements regarding transport and vibration resistance must be taken into account.
  Advantages/Disadvantages
  Advantages
  - High stability
  - Secure component mounting
  - Easier transport
  Disadvantages
  - Additional weight
  - Corrosion protection required
  Examples
  - Base frame with integrated fuel tank
  - Heavy-duty mounting frame
  - Container frame
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- Operating speed controller
  Definition
  The operating speed controller is a mechanical, electronic, or electro-hydraulic control device designed to maintain the specified engine speed of a power generator at a constant level. It regulates the fuel supply in response to load changes and ensures that the frequency required for power generation remains stable.
  Function / Purpose
  - Regulation of engine speed
  - Maintaining a constant generator frequency
  - Compensating for load changes
  - Ensuring power quality
  Design / Components
  - Speed sensor
  - Control unit
  - Actuator
  - Fuel injector
  - Control Parameter Settings
  Applications
  - Emergency power generators
  - Mobile power generators
  - Emergency power systems
  - Parallel Operation of Generator Sets
  Special Features
  Control accuracy directly affects the frequency stability of the generator. Modern systems often use electronic governor systems with high dynamic response.
  Advantages/Disadvantages
  Advantages
  - Constant frequency
  - Improved voltage quality
  - Rapid load response
  Disadvantages
  - Increased control effort
  - Additional sensors required
  Examples
  - Electronic governor
  - Iso-chronous speed controller
  - Mechanical centrifugal governor
- Operating hours counter
  Definition
  The operating hours counter is a measuring and display instrument used to record the total operating time of a power generator or individual components. The recorded operating hours serve as the basis for maintenance intervals, service planning, and service life assessments.
  Function / Purpose
  - Recording of operating time
  - Support for maintenance planning
  - Verification of operating times
  - Documentation of system usage
  Design / Components
  - Counter or electronic display
  - Input module
  - Storage function
  - Display unit
  - Power supply
  Application range
  - Emergency power generators
  - Portable power generators
  - Generator controls
  - Industrial plants
  Special Features
  Modern control systems often store operating hours digitally and also distinguish between total hours, load hours, and start-up cycles.
  Advantages/Disadvantages
  Advantages
  - Easy maintenance planning
  - Accurate runtime tracking
  - High operational transparency
  Disadvantages
  - No information on actual load conditions
  - Faulty sensors can cause incorrect readings
  Examples
  - Digital operating hour counter
  - Runtime counter integrated into the unit control system
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- Portable heating unit
  Definition
  A combined heat and power (CHP) unit is an energy-generation system that simultaneously provides electrical and thermal energy. To achieve this, an internal combustion engine drives a generator, while the waste heat generated by the cooling and exhaust systems is utilized for heating.
  Function / Purpose
  - Electricity generation
  - Heat generation
  - Combined heat and power
  - Improvement of overall efficiency
  Design / Components
  - Internal combustion engine
  - Generator
  - Heat exchanger
  - Cooling circuit
  - Exhaust system
  - Control system
  Applications
  - Industrial plants
  - Hospitals
  - Commercial facilities
  - Power supply systems
  Special Features
  By utilizing waste heat, overall efficiency levels significantly higher than those of pure power generation plants can be achieved.
  Advantages/Disadvantages
  Advantages
  - High overall efficiency
  - Reduced fuel consumption
  - Simultaneous electricity and heat generation
  Disadvantages
  - Higher system costs
  - Heat demand must exist
  Examples
  - Diesel-powered combined heat and power unit
  - Gas-powered combined heat and power unit
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- Reference Voltage Regulator
  Definition
  The reference voltage regulator is a control component used to provide and stabilize a defined reference voltage within electrical control and monitoring systems. In power generators, it serves as the basis for voltage regulation, measurement systems, and electronic controls.
  Function / Purpose
  - Provision of a reference voltage
  - Stabilizing electronic control systems
  - Supporting precise measurements
  - Improvement of control accuracy
  Design / Components
  - Reference voltage source
  - Control circuit
  - Signal conditioning
  - Protection Circuitry
  - Connections
  Application Range
  - Voltage regulators
  - Generator Controls
  - AVR systems
  - Electronic Measurement Systems
  Special Features
  Even slight deviations in the reference voltage can affect the accuracy of downstream control loops.
  Advantages/Disadvantages
  Advantages
  - High control accuracy
  - Stable output values
  - Reliable operation
  Disadvantages
  - Sensitivity to temperature fluctuations
  - Additional circuit complexity
  Examples
  - Precision reference module
  - AVR reference voltage source
- Reactive power controller
  Definition
  The reactive power controller is a control device used to regulate the reactive power delivered by or drawn from the generator. It influences the generator’s excitation and helps stabilize voltage and grid behavior.
  Function / Purpose
  - Regulation of the reactive power flow
  - Supporting voltage stability
  - Optimization of parallel operation
  - Compliance with grid connection requirements
  Design / Components
  - Control Unit
  - Voltage Measurement
  - Current Measurement
  - Excitation Control
  - Parameterization Unit
  Application
  - Synchronous generators
  - Emergency power systems
  - Parallel generator systems
  - Power supply systems
  Special Features
  When operating multiple generators in parallel, precise reactive power control is required to prevent impermissible balancing currents.
  Advantages/Disadvantages
  Advantages
  - Improved grid stability
  - Optimized load sharing
  - Controlled reactive power flow
  Disadvantages
  - Increased control effort
  - Additional measurement and control technology
  Examples
  - Cos-φ control
  - VAR controller
- Reactive current component
  Definition
  The reactive current component is the portion of an alternating current that does not carry active power but is necessary for the generation of electromagnetic or electric fields. It occurs in particular with inductive or capacitive loads in the generator system.
  Function / Purpose
  - Creation of magnetic fields
  - Operation of inductive loads
  - Supporting electrical energy conversion
  Structure / Components
  - Inductive current component
  - Capacitive current component
  - Phase-shifted current flow
  Applications
  - Generators
  - Electric motors
  - Transformers
  - Emergency power systems
  Special Features
  High levels of reactive current place an additional strain on the generator and power lines without providing any usable active power.
  Advantages/Disadvantages
  Advantages
  - Required for many electrical devices
  - Supports electromagnetic processes
  Disadvantages
  - Puts additional strain on the generator
  - Reduction in usable active power capacity
  Examples
  - Reactive current of a motor
  - Magnetizing current of a transformer
- Reactive power
  Definition
  Reactive energy is the amount of energy that is cyclically exchanged between the generator and the consumer within an alternating current system without being permanently converted into useful work. It is calculated as the reactive power over a defined period of time.
  Function / Purpose
  - Generation of magnetic or electric fields
  - Enabling the operation of inductive and capacitive loads
  - Description of energy-related grid loads
  Structure / Components
  - Reactive power
  - Time interval
  - Inductive or capacitive energy component
  Applications
  - Power Supply Systems
  - Generator sets
  - Transformers
  - Industrial power distribution systems
  Special Features
  High levels of reactive power can increase the load on a generator and reduce the available active power.
  Advantages/Disadvantages
  Advantages
  - Required for many electrical devices
  Disadvantages
  - No direct useful energy
  - Increased load on power lines and generators
  Examples
  - Reactive power of a motor
  - Reactive power in transformer stations
- Reactive power
  Definition
  Reactive power is the electrical power required in alternating current systems to establish and maintain electric or magnetic fields. It is measured in volt-amperes reactive (var) and significantly affects the load on a power generator.
  Function / Purpose
  - Supplying inductive and capacitive loads
  - Supporting magnetic fields
  - Stabilization of electrical systems
  Structure / Components
  - Reactive current
  - Voltage
  - Phase shift between current and voltage
  Applications
  - Power Generators
  - Emergency power generators
  - Transformers
  - Electric motors
  - Industrial plants
  Special Features
  For emergency generators, providing sufficient reactive power is crucial for the stable operation of inductive loads such as pumps, fans, or compressors.
  Advantages/Disadvantages
  Advantages
  - Enables the operation of numerous electrical loads
  - Supports voltage stability
  Disadvantages
  - Takes up generator capacity
  - Increases line and transformer loads
  Examples
  - Reactive power of a motor
  - Generator excitation power
- Reactive current
  Definition
  Reactive current is the portion of an alternating current that does not transfer active power due to a phase shift between voltage and current. It serves to generate electromagnetic fields and occurs particularly in motors, transformers, and chokes.
  Function / Purpose
  - Creation of magnetic fields
  - Operation of inductive loads
  - Supporting electrical energy conversion processes
  Structure / Components
  - Inductive Reactive Current
  - Capacitive Reactive Current
  - Phase-shifted current component
  Applications
  - Generators
  - Electric motors
  - Transformers
  - Emergency power systems
  - Industrial systems
  Special Features
  Reactive current increases the current load on electrical components without increasing the usable power for loads.
  Advantages/Disadvantages
  Advantages
  - Essential for many electromagnetic systems
  Disadvantages
  - Puts additional strain on the generator and power lines
  - Reduction in available active power
  Examples
  - Magnetizing current of a transformer
  - Reactive current of an induction motor
- Reactive current compensation
  Definition
  Reactive current compensation is a method for reducing unwanted reactive currents in alternating current systems. Through the targeted use of capacitive or inductive compensation systems, the power factor is improved and the load on the power generator is reduced.
  Function / Purpose
  - Reduction of reactive currents
  - Improvement of the power factor
  - Reduction of grid losses
  - Reducing the load on generators and power lines
  Design / Components
  - Capacitor banks
  - Compensation chokes
  - Switching and control devices
  - Measurement and Monitoring Systems
  Applications
  - Emergency power generators
  - Industrial plants
  - Generator stations
  - Power Distribution Systems
  - Emergency power systems
  Special Features
  Incorrect compensation can lead to resonance or unstable grid conditions. The design must be tailored to the connected loads.
  Advantages/Disadvantages
  Advantages
  - Higher usable active power
  - Lower line losses
  - Improved generator utilization
  Disadvantages
  - Additional system costs
  - Requires tuning and maintenance
  Examples
  - Automatic reactive power compensation
  - Capacitor bank
  - Cos φ correction system
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- Shut-off relay
  Definition
  A shutdown relay is an electromagnetically operated switching device designed to automatically interrupt electrical circuits. In emergency power generators, it is used to implement protective and safety functions to prevent injury to people or damage to the engine or generator in the event of a fault.
  Function / Purpose
  - Triggering safety shutdowns
  - Protection of electrical components
  - Interruption of faulty circuits
  - Implementation of automatic control commands
  Structure / Components
  - Relay coil
  - Switching contacts
  - Contact carrier
  - Terminal blocks
  - Protective housing
  Applications
  - Generator controls
  - Emergency power systems
  - Protection systems
  - Switchgear
  Special Features
  The relay must be rated for the respective switching capacity. Frequent switching operations cause wear on the switching contacts.
  Advantages/Disadvantages
  Advantages
  - Fast shutdown function
  - Proven technology
  - Easy integration
  Disadvantages
  - Contact wear
  - Limited service life at high switching frequencies
  Examples
  - Emergency stop relay
  - Motor protection relay
  - Safety relays
- Shut-off valve
  Definition
  A shut-off valve is a fitting used to manually or automatically interrupt the flow of a medium within a piping system. In power generation units, it is primarily used in fuel, lubricating oil, and cooling systems to safely shut off individual system components.
  Function / Purpose
  - Shutting Off Media Flows
  - Isolating pipeline systems
  - Support for maintenance work
  - Improving operational safety
  Construction / Components
  - Housing
  - Shut-off mechanism
  - Actuating lever
  - Sealing Elements
  - Connection Fittings
  Applications
  - Fuel systems
  - Cooling systems
  - Lubrication systems
  - Stationary and mobile power generators
  Special Features
  Materials and seals must be selected to suit the specific medium as well as the pressure and temperature conditions.
  Advantages/Disadvantages
  Advantages
  - Easy operation
  - High reliability
  - Low maintenance requirements
  Disadvantages
  - Seal wear
  - Limited controllability
  Examples
  - Ball valve
  - Fuel shut-off valve
  - Coolant shut-off valve
- Sampling rate
  Definition
  The sampling rate describes the frequency with which a control system acquires and processes measured values. In power generator control systems, it significantly determines the speed at which load changes, motor data, and generator parameters are detected and processed.
  Function / Purpose
  - Acquisition of sensor signals
  - Providing up-to-date measured values
  - Supporting control algorithms
  - Monitoring of operating conditions
  Structure / Components
  - Time base
  - Measurement data acquisition
  - Analog-to-digital converter
  - Control Processor
  - Processing Cycle
  Application
  - Generator Control Systems
  - Engine management systems
  - Load management systems
  - PLC controls
  Special Features
  A sampling rate that is too low can lead to delayed responses. Excessively high sampling rates increase the load on the control hardware.
  Advantages/Disadvantages
  Advantages
  - Higher control accuracy
  - Faster system responses
  - Improved monitoring quality
  Disadvantages
  - Greater computational effort
  - Increased memory requirements
  Examples
  - Control cycle: 10 ms
  - Signal acquisition at 100 Hz
- Start-up capacitor
  Definition
  The starting capacitor is an electrical component that generates increased starting torque in AC motors during the starting process. It is primarily used in auxiliary drives and fan motors within power generation plants.
  Function / Purpose
  - Increasing the starting torque
  - Improvement of starting performance
  - Support for single-phase electric motors
  Design / Components
  - Capacitor element
  - Dielectric
  - Terminal contacts
  - Housing
  - Mounting Elements
  Application
  - Cooling fan
  - Pump drives
  - Auxiliary units
  - Ventilation systems
  Special Features
  The starting capacitor is typically engaged only during the start-up phase and is then disconnected from the circuit via a switch.
  Advantages/Disadvantages
  Advantages
  - High starting torque
  - Simple technical solution
  Disadvantages
  - Limited service life
  - Not designed for continuous operation
  Examples
  - Fan motor of an emergency power generator
  - Coolant pump drive
- Start-up ramp
  Definition
  A ramp-up describes the controlled increase in voltage, speed, or power during the startup process of an electrical load. Soft-start systems reduce mechanical and electrical stress during startup and improve grid compatibility.
  Function / Purpose
  - Limiting inrush currents
  - Protection of mechanical components
  - Prevention of voltage sags
  - Extending service life
  Design / Components
  - Soft starter
  - Power electronics
  - Control unit
  - Monitoring circuits
  Applications
  - Pump drives
  - Fan systems
  - Compressors
  - Power generation systems
  Special Features
  The ramp parameters can often be adapted to the specific application. This allows for targeted optimization of startup behavior and loads.
  Advantages/Disadvantages
  Advantages
  - Lower current peaks
  - Reduced wear
  - Improved grid stability
  Disadvantages
  - Additional electronics
  - Higher initial costs
  Examples
  - Soft starters for cooling water pumps
  - Soft start for fan motors
- Start-up current
  Definition
  The starting current is the current drawn by an electrical load immediately upon being switched on. It can be several times the rated current and is an important parameter for the design of power generators and protective components.
  Function / Purpose
  - Characterization of the starting behavior of electrical loads
  - Basis for power sizing
  - Assessment of the load on the grid and the generator
  Structure / Components
  - Inrush current component
  - Magnetizing current
  - Acceleration current
  - Load current component
  Application Range
  - Motor drives
  - Pumps
  - Compressors
  - Power generation systems
  Special Features
  High inrush currents can cause voltage dips. Especially with mobile power generators, it is crucial to take into account the inrush currents of connected loads.
  Advantages/Disadvantages
  Advantages
  - Essential component of engine startup
  Disadvantages
  - High load on the power grid
  - Larger generator capacity required
  Examples
  - Electric motor with six times the rated current during startup
  - Compressor startup using a construction site power generator
- Sub-assembly carriers
  Definition
  The subassembly carrier is a supporting structure designed to house multiple technical components within a power generator or emergency power generator. It provides a higher-level mounting plane and enables the modular construction of complex systems.
  Function / Purpose
  - Housing of multiple assemblies
  - Organizing the system layout
  - Simplifying assembly
  - Increasing mechanical stability
  Design / Components
  - Support frame
  - Mounting points
  - Mounting plates
  - Connecting elements
  - Reinforcement Profiles
  Applications
  - Control cabinets
  - Generator controls
  - Battery systems
  - Auxiliary units
  - Containerized power generators
  Special Features
  Subassembly racks are often designed so that pre-assembled units can be installed or replaced as complete modules.
  Advantages/Disadvantages
  Advantages
  - Modular design
  - Simplified maintenance
  - High stability
  Disadvantages
  - Increased weight
  - Additional manufacturing costs
  Examples
  - Control cabinet mounting plate
  - Electronics carrier
  - Module Carrier for Battery Systems
- Socket terminal connectors
  Definition
  The socket terminal connector is an electrical connection element designed to provide a detachable and secure connection between conductors using an integrated clamping mechanism. It enables quick installation and the reliable connection of control, signal, and power cables in power generation systems.
  Function / Purpose
  - Connection of electrical conductors
  - Establishing detachable contacts
  - Simplification of installation work
  - Ensuring safe current transmission
  Design / Components
  - Socket housing
  - Clamping element
  - Contact insert
  - Locking system
  - Insulating body
  Applications
  - Generator controls
  - Control cabinets
  - Sensors
  - Portable power generators
  - Emergency Power Systems
  Special Features
  The design must be adapted to the current-carrying capacity, conductor cross-section, and environmental conditions.
  Advantages/Disadvantages
  Advantages
  - Quick installation
  - Reliable contact
  - Easy to maintain
  Disadvantages
  - Contact wear due to frequent disconnection
  - Limited by the maximum allowable current
  Examples
  - Plug-in terminal connectors
  - Multi-pole socket connectors
- Socket contact
  Definition
  The socket contact is the contact-making, typically female, connecting element within a connector. It establishes the electrical connection to a corresponding pin contact and ensures the reliable transmission of current, signals, or control information.
  Function / Purpose
  - Electrical Contact
  - Signal transmission
  - Power transmission
  - Establishment of detachable connections
  Structure / Components
  - Contact body
  - Contact spring
  - Connection Area
  - Contact Coating
  - Insulation housing
  Applications
  - Generator controls
  - Wiring harnesses
  - Sensor connections
  - Control cabinets
  - Portable power generators
  Special Features
  To prevent contact resistance, suitable surface coatings and sufficient contact forces are required.
  Advantages/Disadvantages
  Advantages
  - Reliable electrical connection
  - High number of mating cycles possible
  - Easy to replace
  Disadvantages
  - Wear caused by frequent plugging and unplugging
  - Susceptibility to corrosion
  Examples
  - Crimped female connector
  - Circular connector contact
  - Signal jack contact
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- Terminal
  Definition
  A terminal block is an electrical connection element used to ensure secure contact between conductors within a system. In power generators, it enables the standard-compliant connection of power, control, and signal lines.
  Function / Purpose
  - Electrical connection
  - Secure conductor connection
  - Simplification of wiring work
  - Connection of assemblies
  Design / Components
  - Clamping body
  - Contact element
  - Screw or spring mechanism
  - Insulating housing
  Applications
  - Control cabinets
  - Generator junction boxes
  - Control systems
  - Distribution panels
  Special Features
  The current-carrying capacity and conductor cross-section must be matched to the specific application.
  Advantages/Disadvantages
  Advantages
  - Easy installation
  - High contact reliability
  - Easy to maintain
  Disadvantages
  - Contacts may become loose due to vibrations
  - Regular inspection required
  Examples
  - Terminal block
  - Spring-loaded terminal
  - Power terminal
- Tank pressure sensor
  Definition
  The tank pressure sensor is a measuring device used to detect the pressure inside closed containers or tanks. In power generators, it is used to monitor fuel, coolant, or auxiliary systems and provides measurement values for control and protection functions.
  Function / Purpose
  - Pressure Monitoring
  - Detection of overpressure or underpressure
  - Support for protection functions
  - Provision of operating data
  Design / Components
  - Sensor element
  - Measuring diaphragm
  - Electronic signal processing
  - Connection Thread
  - Electrical connector
  Application
  - Fuel tanks
  - Cooling systems
  - Pressurized containers
  - Emergency power generators
  - Mobile power generators
  Special Features
  The sensor is selected based on the pressure range, the medium, and the environmental conditions.
  Advantages/Disadvantages
  Advantages
  - Continuous monitoring
  - Early detection of malfunctions
  - Support for automatic protection functions
  Disadvantages
  - Sensitivity to contamination
  - Electronic components are subject to aging
  Examples
  - Fuel tank pressure sensor
  - Cooling system pressure sensor
  - Differential pressure sensor
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- Unit housing
  Definition
  The generator housing is the outer structure of a power generator or emergency power generator. It serves to house and protect all essential components—such as the engine, generator, control system, and auxiliary systems—from environmental influences, mechanical stress, and unauthorized access.
  Function / Purpose
  - Protection of technical components
  - Housing for the generator set units
  - Reduction of noise emissions
  - Ensuring an organized system layout
  Structure / Components
  - Support frame
  - Exterior cladding
  - Maintenance doors
  - Ventilation openings
  - Soundproofing material
  - Locking mechanisms
  - Lifting and fastening points
  Applications
  - Stationary emergency power generators
  - Mobile power generators
  - Emergency power systems
  - Container-based systems
  - Construction site power supply
  Special Features
  The design must ensure adequate cooling, ease of maintenance, and weather resistance. Depending on the application, there may be increased requirements for noise, corrosion, or fire protection.
  Advantages/Disadvantages
  Advantages
  - Protection against environmental influences
  - Improved sound insulation
  - Increased operational safety
  Disadvantages
  - Requires additional space
  - Reduced accessibility in compact designs
  Examples
  - Soundproof enclosures
  - Weatherproof enclosures
  - Generator containers
  - Super-Silent enclosures
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- Ventilation filter
  Definition
  The ventilation filter is a filter element used to clean the air entering or exiting a container or enclosure. In power generators, it prevents dust, dirt, and moisture from entering fuel tanks, control cabinets, or other enclosed systems.
  Function / Purpose
  - Filtering of ambient air
  - Pressure equalization between the container and the environment
  - Protection against contaminants
  - Extending component service life
  Design / Components
  - Filter medium
  - Filter housing
  - Connection thread
  - Sealing elements
  - Protective cap
  Application
  - Fuel tanks
  - Control cabinets
  - Hydraulic reservoirs
  - Portable generators
  - Emergency power generators
  Special Features
  The filter fineness must be adapted to the environmental conditions, especially in dusty operating environments.
  Advantages/Disadvantages
  Advantages
  - Protection against contamination
  - Greater operational reliability
  - Extended service life of system components
  Disadvantages
  - Requires regular replacement
  - Clogging can impair air exchange
  Examples
  - Tank ventilation filters
  - Control cabinet ventilation filters
- Vehicle battery
  Definition
  The on-board battery is the battery that powers the electrical system of a mobile power generator or trailer unit. It supplies power to control systems, lighting, monitoring systems, and auxiliary loads.
  Function / Purpose
  - Powering the electrical system
  - Power source for auxiliary loads
  - Buffering of electrical loads
  - Support for starting and control functions
  Structure / Components
  - Battery Cells
  - Housing
  - Terminal blocks
  - Mounting device
  - Protective Devices
  Applications
  - Mobile Power Generators
  - Trailer-mounted units
  - Hybrid energy systems
  - Special-purpose vehicles
  Special Features
  The onboard battery is often designed separately from the starter battery to ensure the generator’s starting capability.
  Advantages/Disadvantages
  Advantages
  - Independent auxiliary power supply
  - Increased operational reliability
  - Buffering of load peaks
  Disadvantages
  - Limited capacity
  - Maintenance and charging requirements
  Examples
  - 12-V vehicle battery
  - AGM automotive battery
- Vehicle electrical system distributor
  Definition
  The electrical distribution panel is an electrical distribution unit used to distribute and protect electrical power within a mobile power generator or an associated system platform. It establishes the connection between the power source and individual loads.
  Function / Purpose
  - Distribution of electrical power
  - Protection of electrical circuits
  - Bundling of electrical connections
  - Simplification of wiring
  Design / Components
  - Busbars
  - Fuses
  - Terminal blocks
  - Relays
  - Distribution Enclosures
  Applications
  - Portable Power Generators
  - Trailer-mounted generators
  - Control systems
  - Auxiliary power systems
  Special Features
  The distribution panel must be sized according to the maximum current load and the environmental conditions.
  Advantages/Disadvantages
  Advantages
  - Clear energy distribution
  - Improved ease of maintenance
  - High operational reliability
  Disadvantages
  - Requires additional space
  - Increased wiring effort for expansions
  Examples
  - DC on-board power distribution unit
  - Fuse and distribution box
  - Auxiliary power distribution unit for mobile generators
W Nach oben
- Working current relay
  Definition
  A working-current relay is a relay whose contacts are brought into the working position by applying a control voltage. It is frequently used in power generators to perform switching, enable, and control functions.
  Function / Purpose
  - Switching electrical circuits
  - Implementation of control commands
  - Decoupling of control and load circuits
  - Signal processing
  Structure / Components
  - Relay coil
  - Switching contacts
  - Contact carrier
  - Terminal blocks
  - Housing
  Applications
  - Generator controls
  - Control cabinets
  - Emergency power systems
  - Automation systems
  Special Features
  The switching state is maintained only as long as the relay coil is energized.
  Advantages/Disadvantages
  Advantages
  - Simple control
  - Electrical isolation
  - Proven technology
  Disadvantages
  - Continuous power consumption when switched on
  - Mechanical contact wear
  Examples
  - Enable Relay
  - Control relay
  - Signal relay

AC Charger

AC power contactor

Adapter kit

Alarm contact

Automatic Transfer Switch

Automatic circuit breaker

Automatic start module

Breakaway coupling

Battery

Balancing current controller

Bellows Pump

Battery management system

Battery module

Battery pack

Battery storage

Battery power supply

Battery disconnect switch

Battery monitoring

Battery inverter

Bimetallic switch

Bimetallic thermostat

Battery bank

Bridge rectifier

Brush holder

Brushless generator

Brushless motor

Brush motor

Bypass valve

Bypass line

Biofuel Quota Act

Counterweight

Combined Heat and Power

Component holders

Combined heat and power plant

Cage-Klemmen

CAD Data Module

Drive unit

Drive coupling

Exhaust Aftertreatment

Exhaust pipe

Exhaust silencer

Exhaust gas temperature sensor

Expansion tank

Exhaust manifold

Fitting set

Fuel cells

Generator Control

Gasoline generator

Gasoline engine

Intake basket

Intake line

Intake manifold

Idle operation

Limiting valve

Load resistance

Mounting frame

Operating speed controller

Operating hours counter

Portable heating unit

Reference Voltage Regulator

Reactive power controller

Reactive current component

Reactive power

Reactive power

Reactive current

Reactive current compensation

Shut-off relay

Shut-off valve

Sampling rate

Start-up capacitor

Start-up ramp

Start-up current

Sub-assembly carriers

Socket terminal connectors

Socket contact

Terminal

Tank pressure sensor

Unit housing

Ventilation filter

Vehicle battery