Kirloskar
4R1040
R1040 Series
Kirloskar (KOEL) 4R1040 4.2L 4-cylinder diesel engine for generator sets. 38.3 kWe standby. EPA Tier 2. kWe estimated from rated mechanical output.
Power Ratings
kWm = mechanical shaft power · kWe = electrical output · kVA = kWe ÷ 0.8 pf · kWe estimated — see note below
50 Hz1500 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 38.8 | 34.9 | 43.6 |
| Standby Power | 42.5 | 38.3 | 47.9 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 45.5 | 41 | 51.3 |
| Standby Power | 50.7 | 45.6 | 57 |
Note: The manufacturer does not publish a separate kWe rating for this engine. kWe values shown are estimated from the rated mechanical output (kWm) using a conservative 90% alternator efficiency factor.
Technical Specifications
| Brand | Kirloskar |
| Model | 4R1040 |
| Series | R1040 Series |
| Configuration | In-line 4, Naturally Aspirated |
| Cylinders | 4 |
| Displacement | 4.2 L |
| Fuel Type | Diesel |
| Emissions Standard | U.S. EPA Tier 2 |
| Country of Origin | India |