| Generator Specification | |
| Generator Model | GGS-400-C |
| Frequency | 50Hz |
| Prime Power | 320kW/400kVA |
| Standby Power | 352kW/440kVA |
| Rated Voltage | 400V, 230V |
| Rated Currency | 540A |
| Dimension (L x W x H) (mm) | 3150 × 1150 × 1998 |
| Gross Weight (KG) | 3500 |
| Engine Specification | |
| Engine Brand | Cummins |
| Engine Model | NTAA855-G7A |
| Cooling System | Water Cooled |
| Aspiration | Turbocharged & Aftercooled |
| Number of Cylinders | 6 Cylinder in Line |
| Cycle | 4 Stroke |
| Displacement | 14 L |
| Bore x Stroke | 140 x 152 mm |
| Compression Ratio | 14.0:1 |
| Rated Speed | 1500 RPM |
| Start Mode | Electric |
| Governor type | Electrical |
| Alternator Specification | |
| Alternator Brand | Stamford |
| Alternator Model | HCI444F |
| Excitation system | Brushless, Self-excited, AVR |
| Number of phase | 3 Phase 4 Wire |
| Power Factor | 0.8 lagging |
| Protection Grade | IP23 |
| Insulation Class | H |
Source: https://genset-generator-suppliers.com/400kva-diesel-generator-3-phase-6-cylinder-cummins-engine.html