Cummins
Cummins NTA855-G1B
NT Series
The Cummins NTA855-G1B is a 14-litre inline-6 diesel engine for generator sets, rated at 350 kVA / 280 kWe standby 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
- Standby Power · 50 Hz
- 350 kVA
- Electrical Output
- 280 kWe
- Cylinders
- L6
- Displacement
- 14 L
- Rated Speed
- 1,500 / 1,800 RPM
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 277.8 | 250 | 312.5 |
| Standby Power | 311.1 | 280 | 350 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 305.6 | 275 | 343.8 |
| Standby Power | 333.3 | 300 | 375 |
Cummins NTA855-G1B generator set context
The Cummins NTA855-G1B is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 350 kVA / 280 kWe / standby 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 | Cummins |
| Model | NTA855-G1B |
| Series | NT Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 14 L |
| Fuel Type | Diesel |
| Ignition Type | Compression Ignition |
| Cooling Method | Liquid-Cooled |
| Emissions Standard | Unregulated |
| Country of Origin | China |
Frequently asked questions
What is the power output of the Cummins NTA855-G1B?
The Cummins NTA855-G1B is rated at 350 kVA standby / 313 kVA prime at 50 Hz (1,500 rpm); and 375 kVA standby / 344 kVA prime at 60 Hz (1,800 rpm).
Does the NTA855-G1B run at 50 Hz or 60 Hz?
The Cummins NTA855-G1B is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Cummins NTA855-G1B use?
The Cummins NTA855-G1B is a diesel generator-set engine.
What is the displacement and cylinder configuration of the NTA855-G1B?
The Cummins NTA855-G1B is an inline-6 (6-cylinder) engine with a displacement of 14 L.
Is the Cummins NTA855-G1B still in production?
Yes — the Cummins NTA855-G1B is a current production model.
Is a datasheet available for the NTA855-G1B?
Yes — an official Cummins datasheet for the Cummins NTA855-G1B can be downloaded from this page.