Diesel & Gas
One-stop-shop: From simple instruments to complex and customised power management solutions
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Choose DEIF to increase your performance & efficiency
Working with EPC, switchboard manufacturers, system integrators/OEMs and asset owners, DEIF identifies new ways to increase performance and efficiency for the IPP, rental, critical power and standby power markets. Part of our strategy and DNA, we’re also delivering complete control solutions for environmentally friendly hybrid microgrid installations.
Whether we retrofit older installations or design projected setups, DEIF’s innovative solutions can cut fuel costs compared to competitive products.

Insulation monitor, AC networks AAL-2
The insulation monitor AAL-2 - the features
The insulation monitor, AAL-2, from DEIF has a high number of features:
- Insulation monitoring of AC networks of up to 440 V AC
- 10 M or 1 M ranges
- Adjustable warning set point
- Delay to prevent unwanted warnings

Automatic Load Controller ALC-4
- Prioritised load groups
- Anticipated load-dependent start
- Integrated in power management system
- Automatic startup of extra gensets
- Avoid overload of system
- Manual or automatic control of feeders
- Easy setup via USW and intuitive to use
- Easy commissioning, prepare SW setup before commissioning, live status of feeders shown in USW
- Flexible setup of different application types
- CANbus communication, long distance communication (up to 300 m)
- Security of supply – safety based on feeder priority

Data Acquisition Unit FX-30
Data Acquisition Unit
- Event-based logging
- Updates Over-the-air (OTA)
- 3G UMTS/HSPA+
- 2G Edge/GSM/GPRS
- 1 communication LED, 1 signal LED
- GNSS (GPS/Galileo/Glonass)
- Ultra low power mode
- Ethernet (RJ-45) for Modbus TCP/IP
Simple to install
- 3-way DIN rail clip orientation
- Fast IP configuration via micro USB
- Antennas and cables included
- High vibration mounting

Emulation solution Emulation solution
- Power management test before installation
- Customer approval of sequences before installing
- Breaker/engine/mains failure, load change and digital input signals test with only DEIF controllers, but no other external equipment
- Low voltage test environment (no AC)
- Desktop training facilities

Electronic Potentiometer for panel EPQ96-2
- Control of electronic speed governors
- Setting of integrating time (like variable gearboxes)
- Adjustment of output signal
- Offset adjustment
- Manual/auto mode
- Analogue and digital output
- Converts a J1939 CAN input to an analogue or a PWM output
- Q96 panel mounting

Synchronisation & circuit breaker closing FAS-115DG
- Automatic.
- Voltage regulation
- Breaker-time compensation.
- Synchronisation of generator to busbar
- Circuit breaker time compensation
- Voltage control
- LED indication of status
- LED for activated control
- LED for synchronising signal
- 35 mm DIN rail or base mounting

Flexible current transformer FCT
- The flexible current transformer is designed for easy integration in a variety of applications and systems
- Ideal for power quality monitoring
- ≤ 1% Maximum measurements error (of final range value). MIC-2 MKII FCT and MIC-2 MKII FCT DIN including flexible current transformer
- Wire lead length 2 meters included
- Coil diameter 15.5mm

Generator paralleling controller GPC-3 gas
- Mains/Generator/Motor protection
- The unique M-Logic, a simple configuration tool
- Engine protection with backup on shutdown channels
- Governor and AVR control
- J1939 engine com/mirrored Modbus/Profibus/TCP/IP
- Multible display units and operator panels possible
- Additional Operator Panel (AOP)

Multi-differential relay MDR-2
- Short response time (70 ms)
- 3-phase current detection on both generator sides
- Active adjustment of non-balanced current measurements
- Measuring accuracy 1 %
- Display indicator for all measurements
- DIN rail or base mounting with remote mountable display

Selectable transducer TAS-311DG
- Factory-configured transducer for voltage, current, frequency or phase angle measurement
- Aux supply: from 57 to 690 V AC
- Aux supply: 24 to 220 V DC
- Class 0.5 measurement
- Supply and measuring voltage up to 690 V
- Pre-configuration or easy PC tool configuration
- Configurable up to three output slopes

Combined kWh counter and power meter WQR96 MKII, WQR96-x MKII & WQR96-c MKII
- Accuracy class 1.0 (EN 62053-21)
- For single-phase and 3-phase net-works
- Microprocessor-controlled meters with pulse output (SO)
- Simultaneous measurement of two quantities (except type WQR96 MKII)
- Scale: customised and exchangeable scale
- 60 to 400 V AC aux. power supply

Insight
- Visualised solution overview via customisable dashboard
- World map overview and GPS tracking
- Alarm notifications (email)
- Reports (PDF, CSV)
- Fleet management (unit grouping & scheduling)
- Flexible user/team management and user permissions
- Two factor verification for enhanced security
- Templates for selected DEIF products
Dashboards widgets
- Direct value visualisation
- Multiple options of guages
- World map overview
- Group data in lists
- Show latest notifications
- Trending with graphs
Responsive web service
- Designed for portable devices
- Works with most popular browsers
- Requires Insight subscription plan

Advanced Controller AWC 500
- Cold start-up/Operating temperature: -40 to 70°C
- Storage temperature: -40 to 85 °
- Climate: 55 °C 97 % RH condensing
- Altitude: < 4000 m
- Vibration : 2.1 g (3.2 to 50 Hz) 1.0g (13.2 to 100 Hz)
- Shock: 50 g, 11 ms, half sine
- Bump: 25 g, 6 ms, half sine
- Direct 3-phase 690 V voltage and 1/5A current measurement, with class 0.5 Power measurement
- Fully EtherCAT-based I/O and CAN, SSI, TCP/IP, RS-422/485 communication interfaces
- Operating system software with fail-safe update
- Fault-tolerant file system
- Open software development with Linux, C/C++, CODESYS (IEC 61131-3)

Integrated systems DM 400 gas
- Gas engine and generator control, protection, synchronising and load sharing for both active and reactive power
- Mains protection including loss of mains detection
- Control of aux systems: gas mixture and gas circuit, air circuits/exhaust gas, cooling circuits/ emergency coolers, heating circuits etc
- Emission control and communication to ignition system (Altronic CD200, Heinzmann Phlox 2 and others)
- PC touch interface including animated flow diagrams, log books and so on for easy supervision of the entire CHP (locally and remotely)

Multi-instrument MIC-2 MKII DIN
- Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
- For all 2- and 3-phase AC network topologies
- Suitable for Power quality analysis
- Measures Individual Harmonics from 2nd to 63rd
- Min./max. statistic with time stamp
- Customised alarm settings with 16 different parameters
- RS-485 Modbus communication
- Large LCD screen with white backlight
- Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
- Optional I/O modules - Relay - Analogue I/O - Digital I/O
- Free utility software with data logging
- Type approvals from all major classification societies

Medium Voltage Relay MVR-200 series
- Three phase overcurrent protection stages INST, DT or IDMT
- (Sensitive) Earth-fault protection stages INST, DT or IDMT
- Harmonic overcurrent protection / inrush blocking stages INST, DT or IDMT
- Cold-load pick-up block
- Current unbalance / broken conductor protection stages INST, DT or IDMT
- Thermal overload protection (line)
- Restricted earth fault protection (low-imp)
- Cable-end differential protection
- Directional three-phase overcurrent protection stages DT or IDMT
- Directional (sensitive) residual overcurrent protection stages DT or IDMT
- Intermittent earth fault
- Fault locator
- Overvoltage protection stages INST, DT or IDMT
- Undervoltage protection stages INST, DT or IDMT
- Positive sequence under/overvoltage protection stages INST, DT or IDMT
- Residual voltage protection stages INST, DT or IDMT
- Frequency protection stages
- Rate of change of frequency
- Vector Jump / surge
- Reverse/under/over power protection stages INST, DT or IDMT
- Synchrocheck
- Auto-reclose
- Fuse failure
- Current transformer supervision
- Switch onto fault logic
- Breaker failure protection
- Programmable stage

Voltage relay RMV-112D
- Under- and over-voltage.
- U>: 100 to 120 %, U<: 80 to 100 %.
- Under-voltage/over-voltage (U< + U>)
- ANSI code 27 and 59
- 3-phase measurement
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- 35 mm DIN rail or base mounting

Advanced Genset Controller AGC 150 Generator
- Synchronization
- Power Management Core (32dg)
- -40 degree support
- PLC logic
- Engine and Generator protection
- Engine CANbus
- Front mount
- Additional CANbus based I/O (9 x CIO modules)
- DEIF digital AVR DVC550 support
- Multi purpose PID´s
- Tier4 final/stage5
- Emulation
- Hybrid Energy Management System support
- Fuel optimisation

Advanced Genset Controller AGC 150 BTB
AGC 150 BTB - features
- Automatic close of bus tie breaker if the system requests help
- Manual control of bus tie breaker
- Section management
- 12 Digital inputs and 12 digital outputs
- Communications ports (CAN, USB, RS485, Ethernet).
- Event & alarm log (500 each)
- Programmable PLC editor

Automatic genset controller AGC plant management
- Fully scalable multi-master system of up to 992 gensets
- Simple graphical configuration
- Easy control from one central point of intelligence
- Cost-optimised design
- Reduced fuel consumption
- Grid support
- Monitoring and supervision
- Emulation Solution – uses and verifies the functions of the real system for test, production and design
- Suitable for hybrid power solutions fitted with ASC PM controllers

Multi-function synchroscope CSQ-3
Multi-function synchroscope meter - Features
The multi-function synchroschope meter from DEIF has a long list of features:
- Multi-function precision LED synchroscope
- Easy push-button programming of all set points
- Very high user safety
- High immunity to harmonic distortion
- Dead-bus functionality
- Voltage measurement
- Frequency matching
- Phase angle comparison
- DIN standard size: Q96

DC power supply DCP2 (24V)
- Automatic and electronic protection features
- Automatic restart after fault conditions
- Automatic output power derating for high ambient temperatures
- Green LED indication for aux. power connected
- Current output up to 40 A
- Adjustable output voltage
- No moving parts – no maintenance
- DIN rail-mounted

Loss of mains relay LMR-122D
- Vector shift and df/dt (ROCOF)
- Detection of vector shift
- ANSI code 78
- Mains disconnection on mains failure
- Ensures no asynchronous reconnection
- LED indication of fault condition
- LED indication for activated relay
- 35 mm DIN rail or base mounting

Multi-instrument MIC-2 MKII
- Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
- For all 2- and 3-phase AC network topologies
- Suitable for Power quality analysis
- Measures Individual Harmonics from 2nd to 63rd
- Min./max. statistic with time stamp
- Customised alarm settings with 16 different parameters
- RS-485 Modbus communication
- Large LCD screen with white backlight
- Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
- Optional I/O modules - Relay - Analogue I/O - Digital I/O
- Free utility software with data logging
- Type approvals from all major classification societies

Multi-instrument MIC-2 MKII FCT
- Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
- For 2- and 3-phase AC network topologies
- Compatible with DEIF’s FCT flexible current transformers (up to 6,000A measuring range) which are ideal for if space is limited
- Suitable for Power quality analysis
- Measures Individual Harmonics from 2nd to 63rd
- Min./max. statistic with time stamp
- Customised alarm settings with 16 different parameters
- RS-485 Modbus communication
- Large LCD screen with white backlight
- Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
- Optional I/O modules - Relay - Analogue I/O - Digital I/O
- Free utility software with data logging
- Type approvals from all major classification societies

Multi-functional protection relay MTR-4P
- Up to 1,000 V L-L AC voltage input
- Up to 20 A AC current input
- Accuracy class: 0.5
- Password protection
- Trip time typically below 50 ms
- Two-stage trip setting
- Start-up delay
- 13 different protection functions
- RS-485 serial Modbus communication
- Fast and simple commissioning and setup from M-set
- Universal power supply of 20 to 300 V DC/48 to 276 V AC
- Marine approval by GL/DNV

Current relay RMC-131D
- Differential current relay
- ANSI code 87
- Measurement of 3-phase currents
- Non-stabilised measurement
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- Extra change-over relay contact for signalling
- 35 mm DIN rail or base mounting

Voltage relay RMV-132D
- Under-voltage (double).
- U<: 80 to 100 %, U<: 80 to 100 %.
- Under-voltage/over-voltage (U< + U>)
- ANSI code 27 and 59
- 3-phase measurement
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- 35 mm DIN rail or base mounting

Selectable transducer TAS-331DG
Transducer range, TAS 331DG - Features
The transducer range by DEIF has a long list of features
- Factory-configured transducer for power or reactive power measurement.
- Aux supply: from 57 to 690 V AC
- Aux supply: 24 to 220 V DC
- Class 0.5 measurement
- Supply and measuring voltage up to 690 V
- Pre-configuration or easy PC tool configuration
- Configurable up to three output slopes

Power meter WQ
Power meter for power and reactive power - Features
The power meter for power and reactive power from DEIF has a long list of features:
- 1.5 accuracy class
- 90 ° and 240 ° pointer deflection
- IP52 protection (IP54 on request)
- Measuring voltage: 100 to 110 to 127 to 220 to 230 to 240 to 380 to 400 to 415 to 440 V AC
- Measuring range: Frequency: 45 to 65 Hz
- Measuring current: direct or from C.T.-/1 A or -/5 A
- Scale: customised and exchangeable scale available for 90 °

Advanced graphical interface AGI 400
- Wide screen format
- True glass front
- Capacitive touch screen
- Multi-touch and Gestures
- Robust aluminium housing
- SD card slot for easy storage and updating
- USB hosts for printers, accessories, data storage and updating
- Dimmable LED backlight
- Web server for remote access from i.e. mobile devices
- 3 Ethernet ports with integrated switch
- Serial communication (RS-232, RS-422 and RS-485)
- Wide range of support for industrial protocols
- OPC UA Server and Client
- JAVA scripting
- CODESYS V3 (optional)
- Powerful ARM Cortex-A9 processor
- Plug-in module for CANbus (CANopen/J1939)
- Wide operating temperature -20°C to +60°C
- Marine certifications
- Certified for hazardous environments
- Available in 7", 10", 15" and 21" sizes

Digital voltage controller DVC 550
- Unique CANbus integration between DVC 550 and AGC genset controller
- Start management capability with start on threshold, soft start and close before excitation (run-up sync)
- Intelligent drying and ventilation mode for generators
- Short circuit limitation
- Loss of voltage sensing alarm
- Over/under excitation limitation
- Optimises genset performance and size using engine help functions
- Load acceptance module (LAM) assists the generator during heavy loads
- Negative forcing to avoid voltage peak during load sheddin
- U/F ramp
- Soft voltage recovery
- Stator current limitation
- Settings from AGC genset controller shared with the DVC 550 via CANbus
- Grid code compliant VDE410 and VDE4105

Synchronisation & circuit breaker closing FAS-113DG
- Automatic.
- Voltage regulation
- Breaker-time compensation.
- Synchronisation of generator to busbar
- Circuit breaker time compensation
- Voltage check
- LED indication of status
- LED for activated control
- LED for synchronising signal
- 35 mm DIN rail or base mounting

Multi-instrument MIC-2 MKII FCT DIN
- Measures voltage, current/active/reactive and apparent power, frequency, energy kWh/kvarh, PF, THD, demand
- For 2- and 3-phase AC network topologies
- Compatible with DEIF’s FCT flexible current transformers (up to 6,000A measuring range) which are ideal for if space is limited
- Fitted for DIN-rail mounting
- Suitable for Power quality analysis
- Measures Individual Harmonics from 2nd to 63rd
- Min./max. statistic with time stamp
- Customised alarm settings with 16 different parameters
- RS-485 Modbus communication
- Large LCD screen with white backlight
- Optional communication modules - Ethernet (Modbus TCP, HTTP, SMTP) - Profibus DP
- Optional I/O modules - Relay - Analogue I/O - Digital I/O
- Free utility software with data logging
- Type approvals from all major classification societies

Current relay RMC-122D
- Short circuit and over-current
- I>>: 100 to 400 %, I>: 50 to 150 %
- Combined functionality
- Short circuit relay (I>>)
- ANSI code 50 and 51
- Measurement of 3-phase currents
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- 35 mm DIN rail or base mounting

Voltage relay RMV-122D
- Over-voltage (double).
- U>: 100 to 120 %,U>: 100 to 120 %.
- Under-voltage/over-voltage (U< + U>)
- ANSI code 27 and 59
- 3-phase measurement
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- 35 mm DIN rail or base mounting

Selectable transducer TAS-321DG
- Factory-configured transducer for bidirectional current measurement.
- Aux supply: from 57 to 690 V AC
- Aux supply: 24 to 220 V DC
- Class 0.5 measurement
- Supply and measuring voltage up to 690 V
- Pre-configuration or easy PC tool configuration
- Configurable up to three output slopes

Touch display units for AGC-4 Mk II and plant control TDU series
- Plug and play
- Build in AOP (additional operators panel) customizable buttons and status lamps
- Quick instrument selection directly from the screen
- Tier 4 Final support with automatic jump to dedicated Tier4 page
- Visual capability curve with actual working point of the genset
- Easy search functionality in several menus
- Live application supervision
- Possibility to merge alarm and event logs
- Service menu with estimated date for next service
- Live I/O overview

Battery charger DBC-1
- Automatic and electronic protection features
- Automatic restart after fault condition
- Alarm relay
- Automatic output power derating for high ambient temperatures
- LED indication of faults, boost charging and normal operation
- Boost mode
- Adjustable output voltage
- No moving parts – no maintenance

Advanced Genset Controller AGC 150 Mains
AGC 150 Mains - features
Operating modes with single or multiple mains:
AMF, Fixed power, Mains power export Load take over, Peak shaving
- Mains (Utility)
- power monitoring (kW, kV, A & pf)
- decoupling protection
- kW export protection
- electrical protections
- No break transfer of load
- Multi start settings
- Minimum of starting genset
- 12 Digital inputs and 12 digital outputs
- Communications ports (CAN, USB, RS485, Ethernet).
- Event & Alarm log (500 each)
- Programmable PLC editor

Voltage relay RMV-142D
- Under- and Over-voltage.
- U>: 100 to 120 %, U<: 80 to 100 %.
- Single phase measurement.
- Under-voltage/over-voltage (U< + U>)
- ANSI code 27 and 59
- 3-phase measurement
- LED indication of fault condition
- Timer-controlled tripping
- LED indication for activated relay
- 35 mm DIN rail or base mounting

DEIF utility software USW-3
Utility software, USW-3 - Features
USW-3 is a utility software with a long list of features:
- Graphical tool for plant single line diagram
- Set controller parameters and configure advanced logic
- Configure controller I/O and external I/O equipment
- Translation of controller display texts
- AOP push-button configuration
- Controller firmware upgrade
- Security and access configuration
- Save/restore the entire plant setup to files
- User platform for emulation solutions
- Visualise dynamic plant and individual genset behaviour
- Display of all engine data
- Display of all electrical data
- Monitor the dynamic behaviour of measurements
- Display of fuel consumption and power production
- Emulate various external events
- Alarm monitoring
- Localised to English, Russian and Chinese
- Connects over USB, RS-485 or TCP/IP to controllers