| Management number | 234918827 | Release Date | 2026/07/02 | List Price | US$70.17 | Model Number | 234918827 | ||
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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.)
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%
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