
Cummins 4B3.9-G2 Diesel Engine For Generator Set
Type: 4 cylinder in line
Displacement: 3.9L
Bore&Stroke: 102×120 mm
Chongqing Kyson Machinery Equipment Co., Ltd. is one of the leading manufacturers and suppliers of cummins 4b3.9-g2 diesel engine for generator set in China. With abundant experience, our factory offer high quality products made in China with competitive price. Welcome to place an order.
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General data of Cummins4B3.9-G2 Diesel Engine for Generator Set |
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Engine Mode |
Cummins 4B3.9-G2 |
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Type |
4 cylinder in line |
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Displacement |
3.9L |
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Bore&Stroke |
102×120 mm |
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Dry Weight |
308 KG |
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Dimension(L*W*H) |
867*544*998mm |
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Center of gravity from front face of block |
373 mm |
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Center of gravity above crankshaft centerline |
163 mm |
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Technical data of Cummins 4B3.9-G2 Diesel Engine for Generator Set |
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Aspiration |
Naturally Aspirated |
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Fuel System |
BYCA/Electronic Govermor |
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Governor Regulation |
≤5% |
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Coolant capacity-engine only |
72 litre |
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Mimimum Lubricant Capacity(pan+filter) |
10.9 |
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Idle speed |
950-1050 RPM |
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Frictional loss power/1500rpm |
8.2 KW |
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Frictional losspower1800rpm |
11.9 KW |
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Compression ratio |
18.0:1 |
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Piston Speed/1500rpm |
6.0m/sec |
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Piston Speed/1800rpm |
7.2 m/sec |
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Firing Order |
1-3-4-2 |
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Performance Date of Cummins 4B3.9-G2 Diesel Engine for Generator Set |
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Rated Output/Speed(1500rpm) |
24KW/32HP |
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Standby Output/Speed(1500rpm) |
27KW/36HP |
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Rated Output/Speed(1800rpm) |
30KW/40HP |
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Standby Output/Speed(1800rpm) |
33KW/44HP |
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Fuel Consumption/rated output(1500rpm) |
229 g/KW.h |
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Fuel Consumption/standby output(1500rpm) |
227.664 g/KW.h |





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