CRRC YQ190 Traction Motor
CRRC YQ190 traction motor is a high-efficiency traction solution engineered for urban metro systems, delivering a rated output power of 190 kW, a 1050 V rated voltage, and an 1800 rpm rated speed, paired with H-class insulation and an industry-leading 92% rated efficiency.Equipped with a 131 A rated current capacity, this motor is optimized for the frequent start-stop cycles and dynamic load demands of metro operations, delivering smooth, consistent traction performance.As a mature model in the CRRC urban rail motor series, it integrates seamlessly with mainstream metro vehicle systems, ensuring reliable operation and compatibility with industry-standard transit equipment.We offer comprehensive life-cycle support for the YQ190 traction motor, including equipment supply, on-site installation and commissioning, maintenance training, spare parts provision, and ongoing technical troubleshooting services.
Advantages of CRRC YQ190 Traction Motor
The YQ190 boasts a rated efficiency of up to 92.7%, effectively reducing energy consumption and significantly lowering operating costs for metro operators throughout the vehicle’s lifecycle.
Its H-class insulation system maintains stable performance under temperature fluctuations and high humidity conditions in metro tunnels, while its 131A rated current capacity prevents overheating during continuous high-load operation.
Its 190 kW rated power and 1800 rpm rated speed are precisely matched to the traction requirements of modern metro vehicles, providing rapid acceleration and reliable long-term performance.
The designed 1050V rated voltage conforms to mainstream metro power supply specifications, enabling seamless integration with existing railway power systems and reducing configuration costs.
Based on CRRC’s mature high-speed train motor manufacturing technology, it features high component commonality and low maintenance requirements, simplifying inspection processes and reducing long-term operating costs.
Technical Specifications
General Infomation of CRRC YQ190 Traction Motor | |||
| Motor Type | Squirrel-cage three-phase induction motor | Power Supply Method | VVVF inverter supply |
| Rating Type | Continuous duty | Rated Power | 190 kW |
| Catenary Voltage | DC 1000 V ~ 1800 V | Rated Torque | 1008 N·m |
| Motor Voltage (Fundamental RMS Value) | 1050 V | Rated Speed | 1800 r/min |
| Motor Current (Fundamental RMS Value) | 131 A | Rated Frequency | 60.9 Hz |
| Insulation Class | Class 200 (IEC60349-2) | Power Factor | 0.86 |
| Number of Poles | 4 poles | Efficiency (Fundamental Value) | 92% |
| Rotation Direction | Clockwise when U-V-W phase sequence is normal (viewed from drive end) | Maximum Speed | 3686 rpm |
| Mass | 620 kg (±5% tolerance) | Cooling Method | Self-ventilation |
| Mounting Method | Fully suspended | Gear Transmission Ratio | 6.6875 (107/16) |
| Gear Transmission Efficiency | 98% | ||
| ——END—— | |||
Motor Model | Rated Power | Rated Voltage | Rated Current | Rated Speed | Insulation Grade | Rated Efficiency |
| CDJD157A Track Engineering Vehicle Traction Motor | 128 kW | 500 V | 200 A | 1455 rpm | 200 | 92.0% |
| CDJD402 Radiator Fan Motor | 75 kW | 402 V | 170 A | 1350 rpm | H | 93.0% |
| CDZD104 Subway Motor | 166 kW | 300 V | 250 A | 2200 rpm | H | 88.0% |
| YQ190 Traction Motor | 190 kW | 1050 V | 131 A | 1800 rpm | 200 | 92.0% |
| YQ-190-8B Subway Motor | 190 kW | 1050 V | 131 A | 1800 rpm | H | 92.7% |
| ——END—— | ||||||
The company has established R&D platforms for electric drive systems, including motors, converters, power modules, IGBTs, and system integration. The independently developed electric drive system for the 350 km/h China Standard EMU marks Yongji Electric Machinery Co., Ltd.’s complete mastery of the core technologies for EMU electric drive systems, achieving a leap from “Made in China” to “Intelligent Manufacturing in China.”
The company’s railway mainline locomotive electric drive products currently cover more than 10 models of locomotives, including the HXD2 and HXD3 electric locomotives and the HXN3 diesel locomotive. The company’s developed EMU traction motors and control systems currently cover more than 10 models of domestic EMUs, including the CRH2, CRH3, and CRH5, holding nearly half of the domestic market share.




In 2016, won the bid to repair 75KW Siemens DC traction motors for the APM line electric trains of Guangzhou Metro Group Co., Ltd.; Also in 2016, won the bid to repair Siemens and Bombardier metro AC traction motors at Xilang Depot.
Note: All Above Data are Just for Reference, All Data Might Change Without Notices or Updates, Please Contact Our Sales Team to Confirm All Details Via WhatsApp or Email.

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