Overview
The A.M.F. Single Genset Controller, model GC250, is a new auto-start and AMF controller designed for single gensets. It features three-phase mains and generator sensing, true RMS measurements, and a variety of configurable inputs and outputs. The controller is suitable for both electronic engines with CAN interface J1939 protocol and non-electronic MPU engines.

Specifications
- Dimensions: 144(W)x108(H)x40(D)mm
- Protection Degree: IP65
- Operating Temperature: -30°C to 70°C
- Storage Temperature: -30°C to 80°C
- Weight: 200g

Measurements
- Mains and Generator Voltages: True RMS measure, max 300Vac (L-N), 520Vac (L-L)
- Generator Currents: True RMS measure, nominal max. current 5Aac
- Frequency Meter: Resolution 0.1 Hz, Accuracy ±50ppm
- Battery Voltmeter: Resolution 0.1V
- Oil Pressure Gauge: Configurable based on sensor
- Water/Oil Thermometer: Configurable based on sensor
- Fuel Level: Configurable based on sensor

Protections
Engine Protections: Fuel reserve, max/min fuel level, battery failure, oil pressure, engine temperature, contactor failures, over crank, over speed, overload, belt breakage, emergency stop.
Generator Protections: Under/over frequency, under/over voltage, power direction, loss of excitation, overcurrent, phase sequence, current and voltage unbalance.
Mains Protections: Mains voltage and frequency max/min, mains failure.

Inputs and Outputs
- 4 Configurable Digital Inputs
- 3 Analogue Inputs + 1 Extra Analogue Input
- 4 Configurable Digital Outputs + 2 High Power Digital Outputs (10A)

Additional Features
- USB serial port for configuration and firmware updates
- Large LCD display with LED backlight
- Data logger with 64 events log
- Remote start and stop capability
- Embedded alarm horn
- Free configuration software available

Design and Usability
The GC250 is designed with user-friendliness in mind, featuring an intuitive interface and Italian design aesthetics. It offers outstanding performance at an attractive price point.