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GCU-20

Automatic Engine & Generator Control Unit

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.

gcu-20.pdf
gcu-20.pdf

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

Specifications

Model NO. GCU-20
DC Supply Voltage 9 to 36 VDC
Alternator Input Range Voltage 5~300 VAC
Frequency 50/60 Hz
MPU Signal Input Range ±2V to 70V Peak
Rated MPU Frequency 100 Hz ~ 10,000 Hz
Fuel Solenoid Signal Output 10 Amp @ 12/24 VDC
Start Signal Output 10 Amp @ 12/24 VDC
Annunciator Output 300 mA @ 12/24 VDC
Power Consumption Under 3 watt
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 Operating Temperature : -20~70 °C
Storage Temperature :-35~85 °C
Relative Humidity : Maximum 90%
Dimensions 88.0 (L) x 88.0 (W) x 37.5 (H) mm
Weight 206 g ±2%

*Note : All features & specifications subject to change without notice.

Dimensions