Genset rated frequency:
50Hz (1,500r/min)
60Hz (1,800r/min)
Genset rated voltage: to be specified by customers, voltage range 110 to 680V
Genset rated capacity: 28, 25, 31, 29kVA
Genset rated power: 22, 20, 25, 23kW
Engine power: 27, 24, 30, 27kW
Engine model: 4B3.9-G2
Engine manufacturer: Cummins
Engine types: 4-cylinder in line, 4-cycle, air natural cooled, wet cylinder liner
Engine cooling method: closed water cooling
Engine starting method: 24V DC electric start, with rectifier alternator
Engine fuel system: A type fuel pump
Engine governor type: mechanical/electric governor
Engine filter system: dry type air filter, fuel filter, oil filter
Engine displacement: 3.9L
Compression ratio: 16.5
Bore x stroke: 102 x 120mm
100% load fuel consumption: 228g/kWh
Oil consumption: ≤4g/kWh
Air flow: 136m
3/minute
Burning capacity: 1.98m
3/minute
Exhaust gas flow: 4.27m
3/minute
Exhaust temperature: 410℃
Total oil capacity: 11L
Total coolant capacity: 21L
Short-circuit protection: main line circuit breaker
Alternator model: SWT180M1-4
Alternator rated power: 24, 22, 29, 26kWe
Efficiencies: 86.2%
Power factor: 0.8PF (lagging)
Connecting type: 3 phase and 4 wires
Frequency regulation: <5%
Voltage regulation: ±1.0%
No-load voltage regulation: ±10%
Waveform distortion: <5%
THF/TIF: THF<2%/TIF<50
Insulation/protection: class H/IP23
Open type size: 1,800 x 750 x 1,350mm
Open type weight: 876kg
Sound-proof type size: 2,230 x 1,060 x 1,680mm
Sound-proof type weight: 1,300kg