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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
B140-33B140-33140 HP
B170-33B170-33170 HP
B190-33B190-33190 HP
B210-33B210-33210 HP
EQB125-20EQB125-20125 HP
EQB140-20EQB140-20140 HP
EQB160-20EQB160-20160 HP
EQB170-21EQB170-21170 HP
EQB180-20AEQB180-20A180 HP
EQB180-20BEQB180-20B180 HP
EQB190-20EQB190-20190 HP
EQB190-21EQB190-21190 HP
EQB210-20AEQB210-20A210 HP
EQB210-20BEQB210-20B210 HP
EQB235-20EQB210-20A235 HP

Engine Model

Power/HP

110125140155170185200215
Emission Srandard:Euro ⅠEuro ⅡEuro ⅢEuro ⅣEuro ⅤEuro ⅥEuro Ⅶ
DCEC EQB / B Automotive Engine Catalogue

Engine Model

Rated Power

Peak Torque

Engine Model

Rated Power

Peak Torque

B140-33140 HP @ 2500 RPM502 N.m @ 1500 RPMB170-33170 HP @ 2500 RPM560 N.m @ 1300 RPM
B190-33190 HP @ 2500 RPM640 N.m @ 1300-1500 RPMB210-33210 HP @ 2500 RPM700 N.m @ 1500 RPM
EQB125-20125 HP @ 2800 RPM410 N.m @ 1500 RPMEQB140-20140 HP @ 2700 RPM502 N.m @ 1500 RPM
EQB160-20160 HP @ 2500 RPM565 N.m @1500~1600 RPMEQB170-21170 HP @ 2500 RPM560 N.m @ 1300 RPM
EQB180-20A180 HP @ 2500 RPM610 N.m @ 1500 RPMEQB180-20B180 HP @ 2500 RPM610 N.m @ 1500 RPM
EQB190-20190 HP @ 2800 RPM650 N.m @ 1400 RPMEQB190-21190 HP @ 2500 RPM640 N.m @ 1300-1500 RPM
EQB210-20A210 HP @ 2500 RPM700 N.m @ 1500 RPMEQB210-20B210 HP @ 2500 RPM700 N.m @ 1500 RPM
EQB235-20235 HP @ 2500 RPM800 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 1200kW Oil Drilling Rig Motor

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....

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