PRP: 640 kW / 800 kVA
Standby: 704 kW / 880 kVA
Engine: YC6C1020-D31
The JT-640KW Yuchai Diesel Generator delivers 640 kW / 800 kVA prime power and 704 kW / 880 kVA standby power. Powered by the Yuchai YC6C1020-D31 inline-6 turbocharged diesel engine, it is designed for manufacturing plants, mining operations, large construction projects and industrial backup power systems.

| Generator Model | JT-640KW Yuchai |
| Prime Power | 640 kW / 800 kVA |
| Standby Power | 704 kW / 880 kVA* |
| Voltage / Frequency | 400/230 V · 50 Hz |
| Engine Model | Yuchai YC6C1020-D31 |
| Rated Current | Approx. 1,155 A at 400 V |
| Dimensions (L × W × H) | 4,700 × 2,100 × 2,500 mm (Indicative) |
| Weight | Approx. 8,600 kg (Indicative) |
| Power Factor | 0.8 Lagging |
| Engine Configuration | Inline-6 · Turbocharged & Intercooled |
| Engine Displacement | 39.584 L |
| Engine Speed | 1,500 rpm |
| Engine Type | 4-Stroke Diesel |
| Bore × Stroke | 200 × 210 mm |
| Engine Prime Power | 680 kW at 1,500 rpm |
| Fuel System | Electronically Controlled Unit Pump |
| Cooling System | Water-Cooled |
| Starting System | Electric Start · Voltage to Be Confirmed |
The JT-640KW combines a 39.584 L Yuchai YC6C1020-D31 inline-6 turbocharged and intercooled diesel engine with a three-phase alternator for high-capacity industrial power generation. Its electronically controlled unit pump fuel system and heavy-duty engine construction support demanding prime and standby power applications.
The generator can be configured with a brushless alternator, automatic voltage regulation and generator monitoring and protection controller. ATS integration, remote monitoring, soundproof enclosure and generator paralleling options can be discussed according to project requirements. Final equipment brands and specifications are subject to confirmation.
Get factory-direct pricing, technical specifications and FOB or CIF shipping options for your destination country.
Tell us your country, required power, voltage, application and operating hours. We can also discuss ATS, generator paralleling, acoustic enclosures and project-specific control requirements.
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Yuchai 39.58 L Industrial Engine: YC6C1020-D31 inline-6 turbocharged and intercooled diesel engine with electronically controlled fuel injection for heavy-duty power generation.
640 kW Power Capacity: 800 kVA prime output for manufacturing plants, mining facilities, construction projects and industrial infrastructure power systems.
Flexible Project Configuration: prime and standby applications with optional ATS, remote monitoring, acoustic enclosures and generator paralleling solutions.
*Final generator ratings, voltage, current, dimensions, weight, fuel tank capacity, runtime and operating performance depend on the supplied configuration and site conditions. Confirm the complete genset datasheet and applicable compliance documents before ordering.

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