Compact, open-type generator with Cummins 4B3.9-G1 engine delivers stable 24-27KW output. Ideal for farms, small factories, construction sites, and emergency backup. Easy to maintain and cost-effective.
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General data of Cummins 4B3.9-G1 Diesel Engine for Generator Set |
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Engine Model |
Cummins 4B3.9-G1 |
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Type |
4 cylinder in line |
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Displacement |
3.9 L |
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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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Performance Date of Cummins 4B3.9-G1 Diesel Engine for Generator Set |
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Rated Output/Speed |
24KW/32HP/1500RPM |
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Standby Output/Speed |
27KW/36HP/1500RPM |
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Torque/Rated Output |
153N.m/1500RPM |
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Torque/Standby Output |
172N.m/ |
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Fuel Consumption/rated output |
245 g/KW.h |
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Fuel Consumption/standby output |
244 g/KW.h |
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Technical data of Cummins 4B3.9-G1 Diesel Engine for Generator Set |
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Aspiration |
Naturally Aspirated |
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Fuel System |
BYC A Pump/GSV Mechanical |
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Mechanical Governor |
≤8% |
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Coolant capacity-engine only |
7.2 litre |
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Lubricant Capacity |
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Idle speed |
950-1050 RPM |
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Compression ratio |
17.3:1 |
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Piston Speed |
6 m/sec |
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Firing Order |
1-3-4-2 |
Features of Cummins open-type diesel generators
Stable Power Output: Supports air conditioners, household appliances, and small construction tools simultaneously.
Durable Cummins Engine: Industrial-grade engine for continuous 8–12 hours operation at 70% load.
50Hz High Frequency Stability: Protects sensitive devices like computers and printers.
Open Structure: Easy inspection, quick maintenance, and excellent heat dissipation.
Safety Protection: Automatic shutdown for low oil pressure, high water temperature alarm, and over-current protection.
Why Choose Us
Full Range of Genuine Cummins
Huge inventory(Engines & Parts)
FAQ for Buyers
Q: Delivery time?
A: Usually 15–25 days after deposit, depending on order quantity.
Q: Warranty & Support?
A: One-year or 1000-hour warranty. Spare parts and technical support available.
Q: Customization available?
A: Yes, voltage, frequency, and control panel can be customized.
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