Hatz
1D81C
1D Series
Hatz 1D81C 0.667L (approx.) 1-cylinder diesel engine for generator sets. 4.2 kWe standby at 50Hz / 5.1 kWe at 60Hz. U.S. EPA Tier 4 Interim.
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 | 4.2 | 3.8 | 4.7 |
| Standby Power | 4.7 | 4.2 | 5.3 |
60 Hz1800 RPM
| kWm | kWe | kVA | |
|---|---|---|---|
| Prime Power | 5.1 | 4.6 | 5.7 |
| Standby Power | 5.7 | 5.1 | 6.4 |
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 | Hatz |
| Model | 1D81C |
| Series | 1D Series |
| Configuration | Single-cylinder, Air-cooled |
| Cylinders | 1 |
| Displacement | 0.667 L |
| Fuel Type | Diesel |
| Emissions Standard | U.S. EPA Tier 4 Interim |
| Country of Origin | Germany |