The Cummins Onan HGJAA generator is listed with 240 V, 480 V output, Three phase, and rated current of 65.7 A.
Cummins Onan Generator Specifications
Generator • Three phase
Voltage options: 240 V, 480 VRated current: 65.7 A
Key specifications
240 V, 480 V Voltage options
Three phase Phase
65.7 A Rated current
Useful generator charts
Charts are shown only when this model has enough usable source data.
Fuel consumption by load
How fuel use changes as generator load increases.
No load
1.6 gal/hr
50% load
2.8 gal/hr
100% load
4.6 gal/hr
Generator information
| Manufacturer | Cummins Onan |
|---|---|
| Model | HGJAA |
| Generator type | Generator |
Electrical output
| Voltage options | 240 V, 480 V |
|---|---|
| Phase | Three phase |
| Rated current | 65.7 A |
| Power factor | 0.8 |
| Circuit breaker | 100 A |
Engine, cooling and controls
| Engine model | Cummins/Onan Series HGJAA & HGJAD |
|---|---|
| Engine displacement | 116 cu in (1.9 L) |
| Aspiration / cooling | forced |
| Rated engine speed | 2000 rpm |
| Controller | A1 |
Battery
| Battery cranking | 430 CCA |
|---|---|
| Battery voltage | 12 V |
| Battery quantity | 2 |
Fuel consumption
| Full load | 4.6 gal/h @ 100% |
|---|---|
| Half load | 2.8 gal/h @ 50% |
| No load | 1.6 gal/h |
Maintenance and service parts
| Engine oil | Specification: API performance Class SJ, SH or SG engine oil, which may be in combination with performance Class CH-4, CG-4 or CF-4 (for example: SJ/CH-4). Also look for the SAE viscosity grade.; Capacity: 2.0 quarts |
|---|---|
| Oil filter | Interval: 5 hr; Specification: Replace sooner if engine performance deteriorates. Must be performed by a trained and experienced mechanic (authorized Onan dealer). |
| Fuel filter | Interval: 5 hr; Specification: Replace sooner if engine performance deteriorates. |
| Air filter | Interval: 2 hr; Specification: Replace more often in dusty environments. In hot weather, perform at least once a year. |
| Coolant | Interval: 5 hr; Specification: High Pressure LPG Gensets: Drain the LPG system of accumulated sludge by opening the sludge drain valve. |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Cummins North America generator website.