Yuchai YC6C935N-D30 500kw Natural Gas Generator Set

Genset parameters
Model: MLY500
Rated power: 500 kW/625 kVA
Rated speed: 1,500 r/min
Rated voltage: 400 V
Rated current: 902A
Frequency: 50 Hz
Power factor: 0.8 (lagging)
Electrical efficiency: ≥33.2%
Gas consumption: 190.1 m³/h
Noise: ≤110 dB(A) @ 1m
Starting mode: electronic
Weight: 8,890 kg

Engine parameters
Engine model: YC6C935N-D30
Rated power: 625 kW
Rated speed: 1,500 r/min
Number of cylinders: 6
Form: L-type, four-stroke, water-cooling
Bore × stroke: 200 mm × 210 mm
Displacement: 39.5 L
Compression ratio: 11.5:1
Control system: ECU
Oil consumption rate: ≤0.3 g/kWh
Coolant capacity (excluding radiator): 120 L
Oil capacity: 160 L
Overhaul interval: 40,000 h

Alternator parameters
Alternator model: GZSTF Power STF500-1-4
Wiring mode: three-phase four-wire system (Y type)
Voltage regulation mode: AVR
IP grade: IP23
Insulation class: H

Heat balance parameters
Coolant heat of cylinder liner (±8%): 419 kW
Coolant heat of oil cooler (±8%): 109 kW
Total coolant heat of high-temperature cooling system (±8%): 528 kW
Coolant heat of intercooler (±8%): 146 kW
Total coolant heat of low-temperature cooling system (±8%): 146 kW
Waste heat of exhaust gas (with the exhaust gas temperature up to 120°C) (±8%): 332 kW
Power loss of auxiliary equipment: 20 kW
Total radiant heat (±8%): 61 kW

Cooling parameters
Flow rate of high-temperature circulating water: 52.2 m³/h
Inlet water temperature of cylinder liner (±2%): 77.3°C
Outlet water temperature of cylinder liner (±2%): 86°C
Flow rate of low-temperature circulating water: 52.2 m³/h
Low-temperature inlet water temperature (±2%): 40°C
Low-temperature outlet water temperature (±2%): 42.4°C

Intake and exhaust parameters
Air intake: 3033 kg/h
Gas intake: 124 kg/h
Air displacement: 3157 kg/h
Exhaust temperature after turbocharger (±5%): 460°C

Test conditions
Calorific value of gas: 9.1 kWh/m³
Volume content of methane: ≥95%
Gas temperature: 10~40°C
Gas humidity: ≤60%
Gas intake pressure: 10~30 kPa
Air intake negative pressure: >3 kPa
Exhaust back pressure: <5 kPa
Absolute atmospheric pressure: 101.32 kPa
Ambient temperature: ≤30%
Relative humidity: ≤30%
Altitude: ≤1,000 m

Note: All data of the gas genset are measured in the above test environment.

The products provided are all brand new, and each unit has undergone strict factory testing.
All products provide warranty services, with a warranty period of 18 months after the unit is debugged and accepted, or a total of 1500 hours of operation, whichever expires first.