A model-specific render and installation drawing will be supplied with the quotation.
Designed and manufacturedin the United KingdomCummins / Open set / 50 Hz
1,650 kVA class
Cummins diesel generator
Open set generator with a KTA50G8 engine and Stamford S7L1D-C41 reference alternator. Open sets require a suitable installation with ventilation, exhaust and weather protection.
Exact ratings above: 400 V, 3-phase, 50 Hz reference configuration. The model number is a rounded class.
Price and lead time confirmed with your quotation.
Technical specification.
| GenPro model | GPS1650C |
|---|---|
| Engine brand / model | Cummins KTA50G8 |
| Alternator | Stamford S7L1D-C41 |
| Frequency | 50 Hz |
| Reference voltage | 400 V |
| Reference phase | 3 phase |
| Exact prime rating | 1400 kVA / 1120 kW |
| Exact standby rating | 1652 kVA / 1322 kW |
| Aspiration | Turbocharged |
|---|---|
| Governor | Electronic |
| No. of Cylinders | 16 |
| Cylinder Arrangement | At Vee |
| Displacement | 50.3L |
| Cooling Type | Liquid Cooled |
| Coolant Capacity | 496L |
| Oil Capacity | 178L |
| Type | Brushless |
| Poles | 4 |
| AVR Model | MX341 |
| Voltage Regulation | 1% |
| Insulation Class | H |
| Excitation | PMG |
Voltage-specific ratings
Ratings for the reference engine and alternator configuration. Confirm the required connection and voltage with your quotation.
| Voltage | ESP kVA | ESP kW | PRP kVA | PRP kW |
|---|---|---|---|---|
| 380 V | 1615 kVA | 1292 kW | 1398 kVA | 1118 kW |
| 400 V | 1652 kVA | 1322 kW | 1400 kVA | 1120 kW |
Configuration options.
These documented electrical combinations sit within this rounded model family. Final enclosure and component selection are agreed with your quotation.
| Engine | Alternator | Phase | Voltage | Prime / PRP | Standby / ESP |
|---|---|---|---|---|---|
| KTA50G8 | Stamford S7L1D-C41 | 3 | 400 V | 1400 kVA | 1652 kVA |
| KTA50GS8 | Stamford S7L1D-C41 | 3 | 400 V | 1504 kVA | 1652 kVA |
| QSK50G4 | Stamford S7L1D-C41 | 3 | 400 V | 1534 kVA | 1660 kVA |
| KTA50G8 | Leroy Somer LSA50.2L8 | 3 | 400 V | 1400 kVA | 1650 kVA |
Installation & enclosure
| Dimensions, weight and fuel tank | Confirmed with quotation and build drawing |
|---|
Dimensions and weight relate to the stated reference build, not every option. Acoustic figures, where listed, are manufacturer references at 75% rated kW using distance corrections. Confirm the project noise requirement and final drawing before installation.
Fuel consumption
| 50% Load | 155 litres/hour |
|---|---|
| 75% Load | 222 litres/hour |
| 100% Load | 289 litres/hour |
| 110% Load | 345 litres/hour |
Manufacturer reference consumption. Actual fuel use depends on load, operating conditions and the final specification.


