Product Introduction
YZ141 series DC traction motor is customized for overseas narrow-gauge diesel locomotives, fully interchangeable with D29 & D31 series motors for global railway maintenance replacement. It adopts sliding axle-hung bearing structure and wave armature winding with steel wire binding, delivering stable high torque and excellent commutation performance under heavy haul conditions. Equipped with H-class insulation and forced air cooling, it resists high temperature, heavy dust and strong vibration in tropical mining & railway environments. Compact layout allows convenient on-board inspection and overhaul. Complete motors and all spare parts are available for export locomotive repair.
Technical Parameter
| Item | Value |
| Rated Power | 291 kW |
| Rated Voltage | 625 V DC |
| Rated Current | 520 A |
| Max Current | 650 A |
| Rated Speed | 534 r/min |
| Max Speed | 2268 r/min |
| Max Constant Power Voltage | 1000 V DC |
| Rated Efficiency | 0.91 |
| Cooling Air Flow | 70 m³/min |
| Suspension Type | Axle-hung Sliding Bearing |
| Excitation Mode | Series Wound |
