Industrial Engine - Constant Speed
S12H-PTA
General information
The S12H-PTA engine is designed and built in Japan, delivering premium levels of performance, durability and reliability. The engine uses proprietary MHIET mechanical fuel system and turbocharger technology, ensuring economical fuel consumption and maximized power output for a minimized installation footprint. Despite its compact size, the engine layout has been designed to provide easy inspection and maintenance. This strength and reliability are ideally suited for data center, commercial and municipal buildings, manufacturing plant and distributed power applications.
Benefits
- Compact in size
- Economical fuel consumption
- MHI-ET -designed and -manufactured fuel system and turbocharger
- Engine design and components layout allows for easy inspection and maintenance
- Maintenance activities require a low number of specialised tools
- Commonality of parts across the MHIET engine models, simplifies spare part management
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Specifications
Engine type 4-stroke, diesel Cylinder configuration 12/60°V Bore x stroke (mm) 150 x 175 Total displacement (l) 37.11 Dry weight (kg) 4450 Dimensions - L x W x H (mm) 2250 x 1472 x 1694 Aspiration Turbocharged Cooling system water-cooled with common jacket water and charge-air cooling circuits Combustion system direct injection Fuel injection system pump-line-nozzle (2x in-line pump) Electrical system (V) 24 Rotation (ISO 1204) counter clockwise Flywheel and housing SAE 18" / SAE #0 -
Ratings
Rating ESP PRP / LTP / DCP Frequency (Hz) Switchable Switchable Output with fan (bhp) 1314, 1448 1194, 1314 Engine speed (rpm) 1500, 1800 1500, 1800 Emissions Not regulated Not regulated -
DOCUMENTATION
Overview brochure - Mitsubishi - Power Generation Engines PDF Specification sheet - S12H-PTA Switchable PDF Rating Definition Charts - Industrial Constant Speed PDF
| Engine type | 4-stroke, diesel |
|---|---|
| Cylinder configuration | 12/60°V |
| Bore x stroke (mm) | 150 x 175 |
| Total displacement (l) | 37.11 |
| Dry weight (kg) | 4450 |
| Dimensions - L x W x H (mm) | 2250 x 1472 x 1694 |
| Aspiration | Turbocharged |
| Cooling system | water-cooled with common jacket water and charge-air cooling circuits |
| Combustion system | direct injection |
| Fuel injection system | pump-line-nozzle (2x in-line pump) |
| Electrical system (V) | 24 |
| Rotation (ISO 1204) | counter clockwise |
| Flywheel and housing | SAE 18" / SAE #0 |
| Rating | ESP | PRP / LTP / DCP |
|---|---|---|
| Frequency (Hz) | Switchable | Switchable |
| Output with fan (bhp) | 1314, 1448 | 1194, 1314 |
| Engine speed (rpm) | 1500, 1800 | 1500, 1800 |
| Emissions | Not regulated | Not regulated |
| Overview brochure - Mitsubishi - Power Generation Engines | |
|---|---|
| Specification sheet - S12H-PTA Switchable | |
| Rating Definition Charts - Industrial Constant Speed |
*This data may be revised without prior notice. All pictures shown are for illustration purpose only.