Energy & power
20M55 series power generation engines · Weichai
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Specifications
- Power range kW/Ps
- 3535-4550/4741-6102
- Maximum torque speed N·m / r/min
- 28965/1500
- Emission standard
- China Non-road Stage III
- Product series
- 20M55
- Fuel
- Diesel
- Engine type
- V type 20 cylinder, four-stroke engine
- Number of cylinders/number of valves
- 20/4
- Bore size × stroke mm
- 180×215
- Displacement L
- 109.4
- Air intake method
- Turbocharged and intercooled
- Compression ratio
- 16.5:1
- combustion system
- Electronically controlled high voltage common rail
- Engine size (length X width X height) mm
- 4490×1560×2730
- G weight kg
- 14500
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 |
|---|---|---|---|---|---|---|---|
| 20M55D3950E310 | 109.4 | 4 | 3590 | 3950/1500 | 3300 | 3600 | Electronically controlled high voltage common rail |
| 20M55D3775E310 | 109.4 | 4 | 3775 | 4150/1500 | 3500 | 3800 | Electronically controlled high voltage common rail |
| 20M55D4140E310 | 109.4 | 4 | 4140 | 4550/1500 | 3800 | 4000 | Electronically controlled high voltage common rail |