The used Unitron GFC-25M produces 25 kVA output ground power for aircraft in the hangar or on the ramp. The unit is electrically powered by 3 phase input voltage from the hangar or your local facility. New equivalent part numbers include UFC-30M (30 kVA) or UFC-45M (45 kVA).
Standard Features
- MIL-STD-704E, ARP 5015, DFS 400 and ISO 6858 Compliant
- Indoor/Outdoor (Hangar/Ramp) Use
- Automatic Input Line Monitoring
- Automatic Line Drop Compensation (ALDC)
- Emergency Mushroom “OFF†Switch
- 18-Inch Hazard Area Clearance
- Automatic Aircraft Safety Disconnect
- Built-in Maintenance Diagnostics
- Analog Control Panel
- Output Voltage and Current Monitoring
- Internal Elapsed Time Meter
- Front Panel Summary Fault Indicators
- Solid Cushion Tires
- Built-in Cable Racks, Input & Output
Input Voltage Specifications
- Voltage: 480 volts, +10%, -15%, 3Ø, 3 wire plus ground
- Frequency: 60 Hz ± 10%
- Phase Rotation: Any
- Protection: Over/under voltage, loss of phase, overcurrent, short circuit
- Inrush Current: No greater than 100% of full load current
Environmental
- Acoustical Noise: 65 dBA maximum at 5 feet
- Temperature Range: -40°C to +55°C
Energy Factory
- Efficiency: 93% typical at full load, 91% typical at half load; varies depending on configuration
- Energy Efficiency Ratio: 20.0 typical
Output Specifications
- Power Rating: 25 kVA
- Overload: 150% for 5 min., 200% for 20 sec.
- Voltage: 115/200 volts, 3Ø, 4 wire, grounded neutral
- Voltage Regulation: ± 1.0% under all conditions of line, balanced loads and temperature
- Voltage Transients: IAW MIL-STD-704E
- Frequency Regulation: 400 Hz ± 0.01% under all conditions of line, load and temperature
- Frequency Transients: None
- Phase Angle Regulation: ± 2° for balanced loads
- Harmonic Distortion: 2.0% maximum
- Protection: Overload, short circuit, over/undervoltage and safety disconnect
Dimensions - Approximate
- L - 40 inches (1016 MM)
- W - 32 inches (823 MM)
- H - 44 inches (1108 MM)
- Weight - 700 lbs approx.