The Cummins Onan DGCA generator is listed with standby output of 50 kW, diesel fuel, 60 Hz operation, 9 available voltage configurations, Three phase, and sound level of 68 dBA @ 23 ft (7 m).
Generator • diesel • 60 Hz • Three phase
Key specifications
Useful generator charts
Charts are shown only when this model has enough usable source data.
29.1 kW
20.4 kW
50 kW
45 kW
How the Cummins Onan DGCA compares
This compares the supplied numeric specification with Cummins Onan generators in the same broad standby-power class where enough comparable data exists.
About 21% above the similar-output Cummins Onan average. Around the 81st percentile for this field.
About 21% below the similar-output Cummins Onan average. Around the 22nd percentile for this field.
About 6% below the similar-output Cummins Onan average. Around the 30th percentile for this field.
About 13% above the similar-output Cummins Onan average. Around the 50th percentile for this field.
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | DGCA |
| Generator type | Generator |
| Fuel | diesel |
| Frequency | 60 Hz |
Electrical output
| Standby power | 50 kW |
|---|---|
| Prime power | 45 kW |
| Standby kVA | 63.0 |
| Voltage options | 120/208 V, 127/220 V, 240/416 V, 277/480 V, 120/240 V, 139/240 V, 254/440 V, 220/380 V, 347/600 V |
| Phase | Three phase |
| Power factor | 0.8 |
Engine, cooling and controls
| Engine model | Cummins/Onan 4BT3.9 |
|---|---|
| Engine displacement | 238 cu in (3.9 L) |
| Engine coolant capacity | 4.68 gal (17.7 L) |
| Oil capacity | 2.88 gal (10.9 L) |
| Coolant capacity | 6.87 gal (26 L) |
| Maximum ambient | 104 °F (40 °C) |
| Controller | Detector, PCC, PowerCommand 2100, PowerCommand 3100, PowerCommand PCC2100, Sentinel |
| Alternator | Cummins/Onan 12-lead reconnectable alternator fitted with voltage selection switch |
| Emissions | Tier 1 |
Physical specifications
| Dry weight | 1, 720 lb (780 kg) |
|---|---|
| Dimensions (L × W × H) | 82.8 × 40 × 47.5 in (2104 × 1016 × 1207 mm) |
| Sound level | 68 dBA @ 23 ft (7 m) |
Battery
| Battery group | 4 |
|---|---|
| Battery cranking | 1080 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
Fuel system and runtime
| Fuel tank | 6.34 gal (24 L) |
|---|---|
| Tank runtime | 15.9 hr |
Maintenance and service parts
| Engine oil | Interval: 500 hr; Specification: API Class CC/CD with a maximum sulphated ash content of 1.85 percent; Capacity: 17.3 quarts |
|---|---|
| Oil filter | Interval: 500 hr; Specification: Spin-off throw-away units, filled with diesel fuel and put a light coat of fuel on the sealing gasket |
| Fuel filter | Interval: 100 hr; Specification: Spin-off throw-away units, filled with diesel fuel and put a light coat of fuel on the sealing gasket |
| Air filter | Interval: 8760 hr; Specification: Replace yearly or sooner if the service indicator button pops up indicating air restriction |
| Coolant | Capacity: 21.0 litres |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.