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| Technical Parameter | |||
| Engine type | F3L912W | F4L912W | F6L912W |
| Number of cylinder | 3 | 4 | 6 |
| Bore/stroke(mm) | 100/120 | 100/120 | 100/120 |
| Displacement(L) | 2.828 | 3.77 | 5.655 |
| Compression ratio | 22 | 22 | 22 |
| Rated Power(kw) | 29-33 | 39-44 | 60-66 |
| Rated Speed(r/min) | 2150-2500 | 2150-2500 | 2150-2500 |
| Weight(kg) | 277 | 300 | 410 |
| Power ratings for underground mining engines | |||
| Power ratings(hp) | 47 | 62 | 93 |
| at speed(rpm) | 2500 | 2500 | 2500 |
| Mean effective pressure（bar） | 5.48 | 5.4 | 5.4 |
| Max. torque（Nm） | 149 | 198 | 298 |
| at speed（rpm） | 1550 | 1550 | 1550 |
| Minimum idle speed(rpm) | 650 | 650 | 650 |
| Spec. fuel consumption(g/kWh) | 230 | 230 | 230 |
| Weight to DIN 70020, Part 7A(kg) | 277 | 300 | 410 |
| Section plane of engine |
| Specifications |
STANDARD CONFIGURATION
1. Oil filter
2. Diesel filter
3. Oil bath air cleaner with pre-cleaner and dust collector
4. 12V/24V starting motor
5. 12V/24V charged generator
6. Diesel engine electrical shutdown device(only generator set)
7. Automatic belt tension unit
8. V-belt break alarm device
9. Belt guard(only for generator set)
10. 4 Engine elastic supports
11. SAE Flywheel and housing
12. Oil temperature sensor and alarm switch (VDO analog signal)
13.Oil pressure sensor and alarm switch (VDO analog signal)
14. Diesel engine accelerator adjust device (only generator set)
15.Mechanical adjusting speed device
16. Diesel engine paint(gray)
OPTIONAL CONFIGURATION
1. Gear driven hydraulic pump
2. Belt driven air compressor
3. Hydraulic oil radiator
4. Starting aid for engine starting below minus 5℃ down to minus 20℃
5. 12V/24V Diesel engine electrical adjusting speed control device
6. All kinds of meter of diesel engine
| Technical Parameter | |||
| Engine type | F3L912W | F4L912W | F6L912W |
| Number of cylinder | 3 | 4 | 6 |
| Bore/stroke(mm) | 100/120 | 100/120 | 100/120 |
| Displacement(L) | 2.828 | 3.77 | 5.655 |
| Compression ratio | 22 | 22 | 22 |
| Rated Power(kw) | 29-33 | 39-44 | 60-66 |
| Rated Speed(r/min) | 2150-2500 | 2150-2500 | 2150-2500 |
| Weight(kg) | 277 | 300 | 410 |
| Power ratings for underground mining engines | |||
| Power ratings(hp) | 47 | 62 | 93 |
| at speed(rpm) | 2500 | 2500 | 2500 |
| Mean effective pressure（bar） | 5.48 | 5.4 | 5.4 |
| Max. torque（Nm） | 149 | 198 | 298 |
| at speed（rpm） | 1550 | 1550 | 1550 |
| Minimum idle speed(rpm) | 650 | 650 | 650 |
| Spec. fuel consumption(g/kWh) | 230 | 230 | 230 |
| Weight to DIN 70020, Part 7A(kg) | 277 | 300 | 410 |
| Section plane of engine |
| Specifications |
STANDARD CONFIGURATION
1. Oil filter
2. Diesel filter
3. Oil bath air cleaner with pre-cleaner and dust collector
4. 12V/24V starting motor
5. 12V/24V charged generator
6. Diesel engine electrical shutdown device(only generator set)
7. Automatic belt tension unit
8. V-belt break alarm device
9. Belt guard(only for generator set)
10. 4 Engine elastic supports
11. SAE Flywheel and housing
12. Oil temperature sensor and alarm switch (VDO analog signal)
13.Oil pressure sensor and alarm switch (VDO analog signal)
14. Diesel engine accelerator adjust device (only generator set)
15.Mechanical adjusting speed device
16. Diesel engine paint(gray)
OPTIONAL CONFIGURATION
1. Gear driven hydraulic pump
2. Belt driven air compressor
3. Hydraulic oil radiator
4. Starting aid for engine starting below minus 5℃ down to minus 20℃
5. 12V/24V Diesel engine electrical adjusting speed control device
6. All kinds of meter of diesel engine