Energy & power
6M21 series power generation engines
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Specifications
- Power range kW/Ps
- 350-490/469-657
- Maximum torque speed N·m / r/min
- 3119/1500
- Emission standard
- China non-road phase III/IV, EU StageIIIA
- Product series
- 6M21
- Fuel
- Diesel
- Engine type
- In-line 6 cylinder, four-stroke engine
- Number of cylinders/number of valves
- 6/4
- Bore size × stroke mm
- 127×165
- Displacement L
- 12.54
- Air intake method
- Turbocharged and intercooled
- Compression ratio
- 16:1
- combustion system
- Electronically controlled high voltage common rail
- Engine size (length X width X height) mm
- 1717×902×1178
- G weight kg
- 998
Model variants
| Model | Displacement (L) | Number of valves in a single cylinder | Commonly used power/speed (kWm/rpm) | Standby power/speed (kWm/rpm) | Recommended common power of the unit (kWe) | Recommended unit backup power (kWe) | Technical route |
|---|---|---|---|---|---|---|---|
| 6M21G2D3/5 | 12.54 | 4 | 350/1500 | 385/1500 | 300 | 320 | Electronically controlled high voltage common rail |
| 6M21G6D3/5 | 12.54 | 4 | 392/1500 | 450/1500 | 350 | 400 | Electronically controlled high voltage common rail |
| 6M21G8D3/5 | 12.54 | 4 | 450/1500 | 490/1500 | 400 | 440 | Electronically controlled high voltage common rail |
| 6M21G1D4/5 | 12.54 | 4 | 350/1500 | 385/1500 | 300 | 320 | Electronically controlled high voltage common rail |
| 6M21G3D4/5 | 12.54 | 4 | 410/1500 | 450/1500 | 360 | 400 | Electronically controlled high voltage common rail |
| 6M21G5D4/5 | 12.54 | 4 | 450/1500 | 490/1500 | 400 | 440 | Electronically controlled high voltage common rail |