The Cummins Onan 155 DFE 15R generator is listed with standby output of 155 kW, Diesel fuel, 60 Hz operation, 14 available voltage configurations, and Three phase.
Generator • Diesel • 60 Hz • Three phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
28.2 kW
45.1 kW
How the Cummins Onan 155 DFE 15R compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 33% below the similar-output Cummins Onan average. Around the 15th percentile for this field.
About 7% below the similar-output Cummins Onan average. Around the 43rd percentile for this field.
About 38% above the similar-output Cummins Onan average. Around the 89th percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | 155 DFE 15R |
| Generator type | Generator |
| Fuel | Diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 155 kW |
|---|---|
| Standby kVA | 193.0 |
| Voltage options | 110/190 V, 115/200 V, 120/208 V, 110/220 V, 127/220 V, 115/230 V, 120/240 V, 139/240 V, 220/380 V, 230/400 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V |
| Phase | Three phase |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Cummins/Onan NT855-G |
|---|---|
| Engine displacement | 854 cu in (14 L) |
| Aspiration / cooling | Solenoid Shift Isochronous |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 3.7 gal (14 L) |
| Engine coolant capacity | 14 gal (53 L) |
| Oil capacity | 10.6 gal (40 L) |
| Coolant capacity | 14 gal (53 L) |
| Alternator | Cummins/Onan UR |
Physical specifications
| Dry weight | 5, 501 lb (2, 495 kg) |
|---|---|
| Dimensions (L × W × H) | 114 × 44 × 70 in (2895 × 1118 × 1778 mm) |
Battery
| Battery group | 8D |
|---|---|
| Battery cranking | 225 CCA |
| Battery voltage | 24 V |
| Battery quantity | 2 |
Fuel consumption
| Standby | 3.58 gal/h (13.56 L/h) @ 100% |
|---|
Maintenance and service parts
| Engine oil | Interval: 500 hr; Specification: API CC/CD; Capacity: 40.0 l |
|---|---|
| Oil filter | Interval: 1000 hr; Specification: Oil Filter with Crankcase |
| Fuel filter | Interval: 3000 hr |
| Air filter | Part number: 140-1347 |
| Coolant | Interval: 1000 hr; Capacity: 53.0 l |
| Coolant filter | Specification: A shut off valve (see Figure 30) is installed in the inlet and outlet line to the coolant filter to be closed, for minimum coolant loss when the filter is removed. Refer to engine manufacturer's manual for coolant filter replacement information. |
| Belt | Interval: 500 hr; Specification: Fan Belt and Radiator Fan |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.