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Description:
GCU-20 Automatic Engine & Generator Control Unit has many useful functions like annunciator alarm output and selectable EM81 / EM121 MPU signal for speed sensing. It's suitable for pump engine control. GCU-20 also provide IDLE control for electronic governors. (*Together with RA-20 Annunciator Module to help user monitor onsite and remote monitoring and warning.)
Features:
Microprocessor based design.
Universal LED graphic interface, displays generator status and failures.
Modular design, quick installation.
With annunciator alarm output.
Selectable MPU signal for speed sensing.
Suitable for pump engine control.
With lamp test function for all front panel LEDs and annunciator lamps.
Provide IDLE control for Elec. Governors.
Five adjustable time delay potentiometers.
Six DIP switches for setting different engine parameters.
Ix DIP switches for setting different engine parameters.
Specifications:
DC Supply Voltage 9 to 36VDC
Alternator Input Range Voltage 5~300 VAC
Frequency 50/60 Hz
MPUSignal Input Range ±2V to 70V Peak
Rated MPU Frequency 100Hz ~ 10, 000Hz
Fuel Solenoid Signal Output 10 Amp @ 12/24VDC
Start Signal Output 10 Amp @ 12/24VDC
Annunciator Output 300mA @ 12/24VDC
Power Consumption Under 3 watts
Protection & Alarm Status Indicators
Start Failure
High Water Temp.
Low Oil Pressure
No Speed Signal
Overspeed
Underspeed
Extra Prog. Input
Adjustable Timers
Engine Pre-Heat: 2~30 Seconds
Starter Cranking Time: 1~15 Seconds
Energize to STOP: 1~15 Seconds
Engine Idle (Governor): 0~300 Seconds
Ngine Cool-Down: 0~300 Seconds
Environment Operation Temperature -20~70°C
Storage Temperature-35~85°C
Relative Humidity Max. 90%
Dimensions 88.0 x 88.0 x 37.5 mm
Weight 206 g ±2%