The engine is rarely why a Weichai diesel generator fails its site acceptance test. In most of the failure reports we review, the cause is one of three specification errors: the l...
READ MOREProduct Advantages
Durability:
The 600KW Chongqing Cummins generator set adopts a high-strength integrated design for the engine block and cylinder head. With excellent overall rigidity and structural stability, it effectively reduces mechanical wear and operational failures. It is suitable for high-load, long-duration continuous operation, offering a long service life and outstanding durability.
Excellent Performance:
Equipped with an efficient Cummins exhaust gas turbocharging system, it ensures sufficient air intake and improves combustion efficiency. Combined with pressure-type pulse exhaust technology, exhaust energy is fully recovered and reused, further optimizing the combustion process. Even under low-load conditions, it maintains high-efficiency output, effectively reducing specific fuel consumption.
The generator set delivers strong power output, high torque reserve, rapid transient response, and excellent capacity for sudden load changes, meeting the stable power requirements of large-load equipment.
High Reliability:
Featuring Cummins’ original PT fuel system with an overspeed protection mechanism, the low-pressure fuel supply design simplifies and stabilizes the system, reduces piping, and minimizes potential failure points, significantly improving overall system reliability. Based on Cummins’ mature and comprehensive power system matching technology, the equipment ensures stable and safe operation even under high-load conditions.
Easy Maintenance:
The modular, fully integrated design achieves high system integration with a compact and well-organized layout. Components are easy to disassemble, and the standardized platform design ensures high parts interchangeability, simple and efficient maintenance, and convenient spare parts replacement, significantly reducing operational costs and downtime.
Technical Parameters
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Unit power |
600KW |
Engine |
Chongkang KTA38-G1B |
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Generator |
Yangzhou Kangcheng KC600-4 |
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Engine: KTA38-G1B |
Generator: single bearing, IP22 protection rating, Class H insulation |
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Radiator rated for 40°C ambient temperature, cooling fan with safety guard, air filter, fuel filter, and oil filter |
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Common steel base frame, vibration isolators, standard control panel |
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24V charging alternator, industrial-grade silencer (muffler), and standard connection fittings |
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Maintenance-free lead-acid battery and battery connecting cables |
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Voltage level |
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Voltage V |
Frequency Hz |
Number of phases |
Rated current A |
Power KW |
Power factor |
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400/230 |
50 |
3 |
1080 |
600 |
0.8 |
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Engine parameters |
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Manufacturer/Model |
Chongkang/KTA38-G1B |
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Intake system |
Exhaust gas turbocharger, intercooler |
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Fuel system |
Cummins PT System |
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Number of cylinders/arrangement |
12-cylinder/V-type |
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Displacement |
38L |
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Cylinder bore * stroke |
159*159 mm |
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Compression ratio |
15.5:1 |
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Rated speed |
1500rpm |
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Engine power (main/spare) |
634KW/701KW |
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Speed control system |
Electronic speed control |
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Fuel system |
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Backup fuel consumption rate |
201 g/kw.h |
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Lubrication system |
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Lubricating oil capacity |
135.1 L |
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Cooling system |
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Coolant capacity |
118.1 L |
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Generator parameters |
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Number of phases |
3 |
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Wiring method |
Three-phase four-wire, Y-type interconnection |
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Number of bearings |
1 |
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Power factor |
0.8 |
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Protection level |
IP22 |
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Altitude requirements |
≤1000m |
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Excitation system |
Brushless self-excited magnet |
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Insulation class/temperature rise class |
H/H |
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Telephone Influence Factor (TIF) |
<50 |
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Telephone harmonic coefficient THF |
<2% |
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Unit performance parameters |
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Voltage setting range |
≥±5% |
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Steady-state voltage regulation |
≤±1% |
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Transient voltage deviation (100% sudden power reduction) |
≤+25% |
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Transient voltage deviation (sudden power increase) |
≤-20% |
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Voltage recovery time (100% sudden power reduction) |
≤6S |
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Voltage recovery time (sudden power increase) |
≤6S |
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Frequency setting range |
0-5% |
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Steady-state frequency band |
≤1.5% |
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Transient frequency deviation (100% sudden power reduction) |
≤+12% |
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Transient frequency deviation (sudden power increase) |
≤-10% |
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Frequency recovery time (100% power drop) |
≤5S |
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Frequency recovery time (sudden power increase) |
≤5S |
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Unit weight |
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Unit size |
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