The Cummins Onan C70D5 generator is listed with standby output of 64 kW, Diesel fuel, 50 Hz operation, 3 available voltage configurations, and A (U) / B (V) / C (W).
Generator • Diesel • 50 Hz • A (U) / B (V) / C (W)
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
20.5 kW
31.8 kW
64 kW
58 kW
How the Cummins Onan C70D5 compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 31% below the similar-output Cummins Onan average. Around the 18th percentile for this field.
About 12% below the similar-output Cummins Onan average. Around the 66th percentile for this field.
About 31% below the similar-output Cummins Onan average. Around the 21st percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | C70D5 |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 50 Hz |
Electrical output
| Standby power | 64 kW |
|---|---|
| Prime power | 58 kW |
| Standby kVA | 70.0 |
| Voltage options | 480/277 V, 380/220 V, 220/127 V |
| Phase | A (U) / B (V) / C (W) |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Cummins/Onan 4BT3.9-G4 |
|---|---|
| Engine displacement | 239 cu in (3.92 L) |
| Aspiration / cooling | Turbocharged |
| Rated engine speed | 1500 rpm |
| Engine oil capacity | 2.88 gal (10.9 L) |
| Engine coolant capacity | 5.6 gal (21.2 L) |
| Oil capacity | 2.88 gal (10.9 L) |
| Coolant capacity | 1.9 gal (7.2 L) |
| Maximum ambient | 81 °F (27 °C) |
| Controller | PowerCommand |
| Emissions | TIER 1 |
Physical specifications
| Dry weight | 3, 128 lb (1, 419 kg) |
|---|---|
| Wet weight | 2, 542 lb (1, 153 kg) |
| Dimensions (L × W × H) | 107.5 × 42.9 × 73.4 in (2730 × 1090 × 1865 mm) |
Battery
| Battery group | 76 |
|---|---|
| Battery quantity | 1 |
Fuel system and runtime
| Fuel tank | 52.8 gal (200 L) |
|---|
Fuel consumption
| Standby | 14 L/h |
|---|---|
| Prime | 13 L/h |
Maintenance and service parts
| Engine oil | Specification: Lubrication system oil capacity; Capacity: 10.9 l |
|---|---|
| Oil filter | Specification: Oil and fuel filter fitted, water separator. |
| Air filter | Specification: Normal duty air filter. |
| Coolant | Specification: Cooling system: IC 01, coolant capacity (only engine): 7.2 litros, coolant capacity (engine and radiator): 17.3 liters.; Capacity: 17.3 l |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.