Silent 400Hz Cummins Engine Diesel Generator Set For Military

C 400Hz Diesel Generator Set , Powered by Cummins Engine, Silent Type 400Hz Generator for Military

400Hz ALTERNATOR

• Double bearing , the alternator can be extract with a forklift without disassemble the canopy or the control board.
• Voltage: 115/200Vac
• Frequency: 400Hz
• Rated speed 1500 r.p.m
• Self-excited and self-regulated

• Voltage index

- Voltage Adjust Ratio: 1% from no load to full load;

- Voltage Modulation: ≤2.5V;

- Under the balance load, the phase voltage shifting 120°±4°

- Distortion Factor: ≤ 0.05

- Wave Crest Factor: 1.31-1.51；

- Phase Voltage Adjustment Range in No Load: 115±12V

- Voltage Un-balance: 3V RMS Maximum

- Transient State Voltage Recover Time Conform to MIL-STD 704E Chart 4 standard, phase voltage transient state peak voltage range: 80 -  180 V, Steady voltage range 108 - 118 V.

- Inner wiring voltage drop compensate maximum 5% (adjustable).

• Frequency standard
  • Frequency: 400Hz;
  • Steady Frequency Range: 393-407Hz;
  • Frequency Steady Time: according MIL-STD-704E chart 5.
  • Frequency Modulation: ＜4Hz

• AC Protection System 
  • Over Voltage Trip: Voltage exceed 126V (110% of rate voltage), delay 1-2seconds
  • Low Voltage Trip: Voltage Lower than 101V(88% of rate voltage), delay 7 seconds
  • Over Frequency: Frequency Exceed 430Hz, delay 2-5 seconds, trip
  • Low Frequency: Frequency lower 370Hz, delay 1-3 seconds, trip
  • Over Load: 125% of rate load for 5minutes, trip.