12M55 series land generating engine
With the open mind and integration of global resource, Weichai Power provides technical advanced, green and environment protected inexhaustible power to social; and to be the world leading, all series and domains power supplier.
With durability, high performance and good operating economy, engines of Weichai Power obtain apparels from domestic and foreign customer.
With the technical strength of global R&D center, Weichai Power created a new generation of industrial power product to satisfy the power demand of six large supporting domains: Power for land based, power generation, Power for marine, power generation, Power for marine emergency, power generation,Power for Passenger vehicle, Power for air compressor.
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Product portfolio A
| Model | Prime Power/Speed （kW/rpm） |
Displacement (L) |
Emission Standards | Number of valves | Speed Regulation Mode | Engine Type |
| 12M55D2210E310 | 1985/1500 | 65.65 | China non-road Stage Ⅲ | 4 | ECU | V-type 12-cylinder, four-stroke engine |
| 12M55D2450E310 | 2200/1500 | 65.65 | China non-road Stage Ⅲ | 4 | ECU | V-type 12-cylinder, four-stroke engine |
| 12M55D2700E310 | 2420/1500 | 65.65 | China non-road Stage Ⅲ | 4 | ECU | V-type 12-cylinder, four-stroke engine |
Product spectrum B
| model | Displacement (L) |
Number of valves per cylinder |
Rated power/speed (kWm/rpm) |
Overload power/speed (kWm/rpm) |
Recommended unit normal power (kWe) |
Recommended unit standby power (kWe) |
Technical route | |
| 12M55D2210E310 | 65.65 | 4 | 1985 | 2210 | 1800 | 2000 | Electronically controlled high pressure common rail | |
| 12M55D2450E310 | 65.65 | 4 | 2200 | 2450 | 2000 | 2200 | Electronically controlled high pressure common rail | |
| 12M55D2700E310 | 65.65 | 4 | 2420 | 2700 | 2200 | 2400 | Electronically controlled high pressure common rail | |
Product advantage
Emissions
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- Meet the non-road emissions in three stages.
High reliability
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- The cylinder body and cylinder head are made of vermicular cast iron with high strength. Design life 32000h.
The whole machine has good power performance
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- Using high pressure ratio supercharger, the intake efficiency is high, the diesel engine transient response is fast, the power performance index is excellent.
High economy of use
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- High rail pressure fuel system, injection pressure up to 2200bar, can achieve multiple injection, fuel atomization is good, low fuel consumption.
High maintenance convenience
- The whole series of modular design, high parts universal, spare parts convenient reserve.
12M55 series land generating e...
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