DC motor for the drilling rig
YZ-series DC motors are high-power, high-torque drives for the DC electric drilling rig. The flyer names series-excited and separately excited types, and prints four models from 800 kW to 1,200 kW.
Last reviewed 2026-10-27 (Asia/Shanghai)

DC motors are high-power, high-torque drive motors for the DC electric drilling rig, used on drawworks, mud pumps, and rotary tables. Two types are named: series excited and separately excited.
The dedicated flyer prints a rated-power band of 800 to 1,200 kW, a rated voltage of 750 V, and a rated-speed band of 750 to 1,000 rpm. The motors overview also prints a wider family scope of 600 to 1,200 kW for DC motors. The model table below is the one on this flyer.
Performance
- Compact size
- High speed
- High starting torque
- Direct voltage regulation and speed control
- Good braking feedback
- Wide applicable voltage range
Technical parameters
| S/N | Model | Rated power (kW) | Rated voltage (V) | Rated speed (rpm) | Supporting equipment |
|---|---|---|---|---|---|
| 1 | YZ-800 | 800 | 750 | 1000 | Rotary table, drawworks, and mud pump |
| 2 | YZ-1000A | 1000 | 750 | 750 | Drawworks and mud pump |
| 3 | YZ-1000B | 1000 | 750 | 1000 | Drawworks and mud pump |
| 4 | YZ-1200 | 1200 | 750 | 750 | Drawworks and mud pump |
The other motor families are AC motors and direct-drive and permanent-magnet motors.
Questions buyers ask
- What is the Hande DC drilling motor?
- A high-power, high-torque motor for the DC electric drilling rig, used on the drawworks, mud pumps, and the rotary table. The flyer names series-excited and separately excited types.
- Which models does the flyer print?
- YZ-800, YZ-1000A, YZ-1000B, and YZ-1200. Rated voltage is 750 V. Rated power runs from 800 kW to 1,200 kW.
- Which control pages name this motor?
- The family page is drilling motors. SCR firing for these loads is ROSS HILL 1400 control and SCR control.