
Technical specifications of the 1200 gas piston generator:
Power, kW 1125/1200
Speed, rpm 1500 (50 Hz)
Mean effective pressure, bar 18.9
Exhaust gas temperature (approx.), °C 415
Wet exhaust gas mass (approx.), kg/h 6407
Combustion air quantity (approx.), kg/h 6203
Supply air temperature (min./opt.), °C 20/25
Supply air quantity (approx.), kg/h 29356
Cylinder bore/stroke, mm 170/195
Displacement, dm3 53.1
Compression ratio 13.5:1
Average speed Piston speed, m/s 9.8
Lubricating oil capacity, dm³ 205
Average oil consumption at full load, g/kWh 0.20
Generator efficiency, % 97.2
Electric power at generator terminals, kW 1200
Cooling jacket heat transfer capacity (± 8%), kW 606
Second-stage intercooler heat transfer capacity (± 8%), kW 106
Exhaust heat transfer capacity, cooled to 120°C (± 8%), kW 591
Engine heat radiation, kW 40
Generator heat radiation, kW 30
Fuel consumption capacity (+ 5%), kW 2750
Electrical efficiency, % 43.7
Thermal efficiency, % 43.5
Overall efficiency, % 87.2
Coolant flow rate in the cooling jacket (min/max), m³/h 36/56
Engine KVS coefficient, m³/h 42.0
Intercooler coolant flow rate, m³/h 35
Intercooler KVS coefficient, m³/h 30
