CRRC Oil Drilling Motors
CRRC oil drilling motors are heavy-duty explosion-proof drive solutions designed for oilfield drilling applications, with a power range fully covering 600 kW to 1200 kW, including the 1100 kW and 1200 kW flagship models. Equipped with an integrated explosion-proof structure, real-time temperature monitoring sensors, and high-protection enclosures, the motors are engineered to withstand harsh conditions such as dust, sand, and rain, ensuring safe and reliable operation in remote oilfields.As a core component of CRRC’s electric-driven drilling systems, we provide complete integrated powertrain solutions that combine our drilling motors with high/low-voltage power distribution systems, variable frequency drive systems, and intelligent control units, delivering a “product + service” experience that achieves motor-electrical control integration. With over 60 sets of electric-to-oil conversion equipment already deployed in Sichuan, Xinjiang, Gansu, and other regions, our systems have been proven in both electric and mechanical drilling rigs. We also offer full life cycle services, from system design and equipment supply to on-site installation, commissioning, after-sales training, spare parts support, and technical troubleshooting.CRRC oil drilling motors feature a high power density design, offering compact size and light weight while maintaining robust overload capacity to meet heavy-load starting requirements. The drilling drive systems adopt an integrated and lightweight design with high environmental adaptability, capable of driving a variety of wellsite equipment to suit different operational scenarios. We continuously optimize our product portfolio to adapt to evolving field demands, and will keep updating our product introduction page with the latest models and technical advancements—welcome to subscribe to our website for real-time updates.If you require a motor model not currently listed on our website, please contact the CRRC sales team for technical details and documentation. Our experienced sales and engineering professionals are ready to assist you with all products and technical resources from the CRRC oil drilling motor series.
General Specifications of Oil Drilling Motor Series
| Engine Type: | 4 – 6 Cylinders |
| Displacement: | 3.9 – 5.9 L |
| Bore * Stroke: | 102 mm * 120 mm |
| Advertised Power: | 140 – 235 HP @ 2500 – 2800 RPM |
| Peak Torque: | 410 – 800 N.m @ 1300 -1600 RPM |
| Rated Speed: | 2500 – 2800 RPM |
| Emission Standards: | Euro II – Euro III |
| Aspiration Method: | Turbocharged & Air-Air Intercooler |
| Wet Weight: | 431 – 453 kg |
| Dimension(L * W * H): | 1000 mm * 800 mm * 1100 mm |
| B140-33140 HP | ||||||||
| B170-33170 HP | ||||||||
| B190-33190 HP | ||||||||
| B210-33210 HP | ||||||||
| EQB125-20125 HP | ||||||||
| EQB140-20140 HP | ||||||||
| EQB160-20160 HP | ||||||||
| EQB170-21170 HP | ||||||||
| EQB180-20A180 HP | ||||||||
| EQB180-20B180 HP | ||||||||
| EQB190-20190 HP | ||||||||
| EQB190-21190 HP | ||||||||
| EQB210-20A210 HP | ||||||||
| EQB210-20B210 HP | ||||||||
| EQB210-20A235 HP | ||||||||
Engine Model Power/HP | 110 | 125 | 140 | 155 | 170 | 185 | 200 | 215 |
| Emission Srandard:Euro ⅠEuro ⅡEuro ⅢEuro ⅣEuro ⅤEuro ⅥEuro Ⅶ | ||||||||
Engine Model | Rated Power | Peak Torque | Engine Model | Rated Power | Peak Torque | ||
| B140-33 | 140 HP @ 2500 RPM | 502 N.m @ 1500 RPM | B170-33 | 170 HP @ 2500 RPM | 560 N.m @ 1300 RPM | ||
| B190-33 | 190 HP @ 2500 RPM | 640 N.m @ 1300-1500 RPM | B210-33 | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | ||
| EQB125-20 | 125 HP @ 2800 RPM | 410 N.m @ 1500 RPM | EQB140-20 | 140 HP @ 2700 RPM | 502 N.m @ 1500 RPM | ||
| EQB160-20 | 160 HP @ 2500 RPM | 565 N.m @1500~1600 RPM | EQB170-21 | 170 HP @ 2500 RPM | 560 N.m @ 1300 RPM | ||
| EQB180-20A | 180 HP @ 2500 RPM | 610 N.m @ 1500 RPM | EQB180-20B | 180 HP @ 2500 RPM | 610 N.m @ 1500 RPM | ||
| EQB190-20 | 190 HP @ 2800 RPM | 650 N.m @ 1400 RPM | EQB190-21 | 190 HP @ 2500 RPM | 640 N.m @ 1300-1500 RPM | ||
| EQB210-20A | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | EQB210-20B | 210 HP @ 2500 RPM | 700 N.m @ 1500 RPM | ||
| EQB235-20 | 235 HP @ 2500 RPM | 800 N.m @ 1600 RPM | |||||
| ——END—— | |||||||
Oil Drilling Series Motors
This is the list of all series of CRRC Oil Drilling Series Motors. Click here to find oil drilling motors by type
CRRC 1100kW Oil Drilling Rig Motor
Rated output power: 1100 kW
Rated voltage: 690 V
Rated current: 1071 A
Rated rotating speed: 500 r/min
CRRC 1200kW Oil Drilling Rig Motor
CRRC 1200kW Oil Drilling Rig Motor CRRC 1100kW oil drilling rig motor is a high-power, heavy-duty drive solution with a rated power of 1100 kW, a 690 V rated voltage, and a 500 r/min rated speed, featuring an H-class insulation system and IP55 protection rating....



