Yunnei
Yunnei D6S422-35CR
D6S Series
The Yunnei D6S422-35CR is a 9-litre inline-6 diesel engine for generator sets, rated at 318 kVA / 254 kWe prime power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
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- Manufacturer files
- 2 datasheets
- Last updated
- 2026-05-29
- Package route
- diesel generator sets
- Prime Power · 50 Hz
- 318 kVA
- Electrical Output
- 254 kWe
- Cylinders
- L6
- Displacement
- 9 L
- Rated Speed
- 1,500 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 282.2 | 254 | 317.5 |
Yunnei D6S422-35CR generator set context
The Yunnei D6S422-35CR is listed here as a diesel generator-drive engine for 50 Hz generator sets, with a headline 318 kVA / 254 kWe / prime rating. Use this page to compare the published engine output, electrical kWe/kVA ratings, emissions level, datasheet availability, and neighboring models before specifying an alternator, controller, enclosure, voltage, and compliance package.
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Technical Specifications
| Brand | Yunnei |
| Model | D6S422-35CR |
| Series | D6S Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 9 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | China National Stage III / Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Yunnei D6S422-35CR?
The Yunnei D6S422-35CR is rated at 318 kVA prime at 50 Hz (1,500 rpm).
Does the D6S422-35CR run at 50 Hz or 60 Hz?
The Yunnei D6S422-35CR is rated for 50 Hz (1,500 rpm).
What fuel does the Yunnei D6S422-35CR use?
The Yunnei D6S422-35CR is a diesel generator-set engine.
What is the displacement and cylinder configuration of the D6S422-35CR?
The Yunnei D6S422-35CR is an inline-6 (6-cylinder) engine with a displacement of 9 L.
Is the Yunnei D6S422-35CR still in production?
Yes — the Yunnei D6S422-35CR is a current production model.
Is a datasheet available for the D6S422-35CR?
Yes — an official Yunnei datasheet for the Yunnei D6S422-35CR can be downloaded from this page.