Cummins
Cummins 6CTAA8.3-G9
C8.3 Series
The Cummins 6CTAA8.3-G9 is a 8.3-litre inline-6 diesel engine for generator sets, rated at 250 kVA / 200 kWe standby power at 1,500 RPM (50 Hz). It is a liquid-cooled engine built in China.
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- Manufacturer files
- 1 datasheet
- Last updated
- 2026-05-29
- Package route
- diesel generator sets
- Standby Power · 50 Hz
- 250 kVA
- Electrical Output
- 200 kWe
- Cylinders
- L6
- Displacement
- 8.3 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 | 177.8 | 160 | 200 |
| Standby Power | 222.2 | 200 | 250 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 195.6 | 176 | 220 |
| Standby Power | 244.4 | 220 | 275 |
Cummins 6CTAA8.3-G9 generator set context
The Cummins 6CTAA8.3-G9 is listed here as a diesel generator-drive engine for 50 Hz and 60 Hz generator sets, with a headline 250 kVA / 200 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 | 6CTAA8.3-G9 |
| Series | C8.3 Series |
| Configuration | L6 |
| Cylinders | 6 |
| Displacement | 8.3 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 6CTAA8.3-G9?
The Cummins 6CTAA8.3-G9 is rated at 250 kVA standby / 200 kVA prime at 50 Hz (1,500 rpm); and 275 kVA standby / 220 kVA prime at 60 Hz (1,800 rpm).
Does the 6CTAA8.3-G9 run at 50 Hz or 60 Hz?
The Cummins 6CTAA8.3-G9 is available for both 50 Hz (1,500 rpm) and 60 Hz (1,800 rpm).
What fuel does the Cummins 6CTAA8.3-G9 use?
The Cummins 6CTAA8.3-G9 is a diesel generator-set engine.
What is the displacement and cylinder configuration of the 6CTAA8.3-G9?
The Cummins 6CTAA8.3-G9 is an inline-6 (6-cylinder) engine with a displacement of 8.3 L.
Is the Cummins 6CTAA8.3-G9 still in production?
Yes — the Cummins 6CTAA8.3-G9 is a current production model.
Is a datasheet available for the 6CTAA8.3-G9?
Yes — an official Cummins datasheet for the Cummins 6CTAA8.3-G9 can be downloaded from this page.