The Generac MMG330DI4 compressor is listed with standby output of 290 kW, 60 Hz operation, 208 V, 480 V output, Three phase, and rated current of 1008 A.
Generac Generator Specifications
Generator • 60 Hz • Three phase
Standby power: 290 kWVoltage: 208 V, 480 VRated current: 1008 A
Key specifications
290 kWStandby power
208 V, 480 VVoltage
Three phasePhase
1008 ARated current
60 HzFrequency
Visual model specs
Built only from this model’s supplied generator specifications.
Power output
Low 263 kW High 290 kW
Standby
290 kW
Prime
263 kW
Model spec snapshot
Representative numeric specifications from this generator.
290 kWStandby
1,008 ACurrent
How the Generac MMG330DI4 compares
This compares the supplied numeric specification with Generac generators in the same broad standby-power class where enough comparable data exists.
Standby power
290 kW
13% above avg
60th percentile
Rated current
1,008 A
43% above avg
75th percentile
Standby power290 kW
Low 150 kWAverage 255.7 kWHigh 375 kW
About 13% above the similar-output Generac average. Around the 60th percentile for this field.
Rated current1,008 A
Low 311 AAverage 706 AHigh 1,183 A
About 43% above the similar-output Generac average. Around the 75th percentile for this field.
This model Peer average
Generator information
| Manufacturer | Generac |
|---|---|
| Model | MMG330DI4 |
| Generator type | Generator |
| Frequency | 60 Hz |
Electrical output
| Standby power | 290 kW |
|---|---|
| Prime power | 263 kW |
| Standby kVA | 363.0 |
| Voltage options | 208 V, 480 V |
| Phase | Three phase |
| Rated current | 1008 A |
| Power factor | 0.8 |
| Circuit breaker | 1200 A |
Engine, cooling and controls
| Alternator | Marathon 432PSL6210 |
|---|
Physical specifications
| Dimensions (L × W × H) | 171.3 × 59.8 × 90.2 in (4350 × 1520 × 2290 mm) |
|---|
Battery
| Battery group | Group 31 |
|---|---|
| Battery cranking | 1000 CCA |
| Battery voltage | 12 V |
| Battery quantity | 2 |
Fuel system and runtime
| Fuel tank | 459.1 gal (1, 738 L) |
|---|---|
| Tank runtime | 23 hr |
Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA website.