Specifications
| Fuel | NG/LP |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 50 kW |
| Controller | PowerCommand, PowerCommand 1.1 |
| Voltage options | 120/240 V, 277/480 V |
| Phase | 1 or 3 |
| Circuit breaker | 100 A |
| Battery cranking | 850 CCA |
| Battery voltage | 12 V |
| Max ambient | 40 °C |
| Dimensions (L×W×H) | 3013×1016×1480 mm |
| Dry weight | 1090 kg |
| Sound level | 69.3 dBA @ 7 m |
Maintenance & consumables
for the Cummins/Onan C50N6| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | ||||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | — | ||||
| Oil | — | ||||
| Spark plug | — |
Recommended fluids
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Coolant | 50/50 mixture | below 40°C | 50/50 glycol/water mixture for 50°C ambient cooling system |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Common questions
What size generator is the Cummins/Onan RS50?
The Cummins/Onan RS50 is rated 50 kW standby.
What engine is in the Cummins/Onan RS50?
The Cummins/Onan RS50 is powered by the Cummins/Onan C50N6 engine.
What fuel does the Cummins/Onan RS50 use?
The Cummins/Onan RS50 runs on NG/LP.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 25% | 144.8 | 38.25 |
| Standby | 25% | 15.07 | 3.98 |
| Standby | 50% | 21.31 | 5.63 |
| Standby | 75% | 26.46 | 6.99 |
| Standby | 100% | 33.46 | 8.84 |
Available documents
Spec sheet (Cummins/Onan)Spec sheet — NAS-6168-EN (Cummins/Onan)Reference (Cummins/Onan)