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Product Description
WP12C350NG Series Weichai Marine Gas Engine
| Model | WP12C350NG | |||
| Type | In line, water cooling, dry cylinder sleeve, turbocharged and intercooled, electric single point injection, spark plug ignition, lean combustion | |||
| Number of Cylinders | 6 | |||
| Cylinder Diameter/Distance(mm) | 126/155 | |||
| Displacement (L) | 11.596 | |||
| Powe r(kW/ps) | 258/350 (Main engine) | 200/272 (Auxiliary engine) | ||
| Speed (r/min) | 2000 | 1500 | ||
| Maximum Torque (N.m) / Speed(r/min) | 1450/1400 | |||
| Idling speed (r/min) | 700±50 | |||
| Highest Speed (r/min) | 2400 | |||
| Minimum Fuel Consumption (g/kW.h) | ≤195 | |||
| Ignition Order | 1-5-3-6-2-4 | |||
| Cold Valve Clearance (mm) | Intake valve 0.3, Exhaust valve 0.4 | |||
| Start Mode | Electric start | |||
| Oil Brand | Special natural gas oil | |||
| Turbo Rear Temperature (℃) | ≤530 | |||
| Intake after Intercooling Temperature (℃) | 50±5 | |||
| Net Weight (kg) | 950 | |||
| Exhaust Back Pressure (KPa) | Exhaust back pressure of 150mm to exit of supercharger is less than 15kPa. | |||
| Oil Consumption (g/kW.h) | ≤1 | |||
| Cooling Mode | Water-cooling forced circulation | |||
| Oil Pressure (kPa) | 350～550 | |||
| Idling Oil Pressure (kPa) | 100~250 | |||
| Noise of 1m (dB(A)) | <95 | |||
| Allowed Trim (°) | Flywhell end/ fan end | Short-term 30/30, long-term 10/10 | ||
| Allowed Heel (°) | Exhaust pipe side/ injection valve side | Short-term 45/30, long-term45/15 | ||
| Rotation Direction of Crankshaft (seen from the free end) | Clockwise | |||
| Air Requirements | Gas weight | GB18047 12T in Vehicle Compressed Natural Gas | ||
| Temperature | Entrance gas temperature -40℃—40℃ | |||
| Gas pressure | Entrance gas temperature ≥0.8MPa | |||
