CRRC YP820-6 Hub Motor

CRRC YP820-6 hub motor is a high-torque, heavy-duty drive solution with a rated power of 820 kW, a 680 V rated voltage, and a 473 rpm rated speed, featuring an H-class insulation system and IP20 protection rating.
Equipped with a 94.2% rated efficiency and a 347 A rated current capacity, this motor is engineered to deliver robust, consistent performance under the high-load, dusty, and high-vibration conditions of mining operations, while its 16,540 N·m rated torque ensures reliable traction for 290-ton 930E mining dump trucks.
As a mature model in the CRRC mining motor series, it integrates seamlessly with mainstream mining truck drive systems, ensuring reliable operation and compatibility with industry-standard mining equipment.
We offer comprehensive life-cycle support for the motor, covering equipment supply, on-site installation and commissioning, maintenance training, spare parts provision, and ongoing technical troubleshooting services.

Advantages of CRRC YP820-6 Hub Motor

Adhering to advanced heavy-duty motor manufacturing technology, the YP820-6 model achieves a rated efficiency of 94.2%, which ensures optimal energy utilization and reduces operational costs for mining fleets.
Equipped with an H-class insulation system and air-cooling design, it can adapt to temperature fluctuations and harsh, dusty operating conditions in mining scenarios, while the 347 A rated current capacity ensures stable load-bearing capacity, significantly reducing the risk of equipment overheating or failure.
Designed with a rated voltage of 680 V, which complies with mainstream mining machinery power specifications, it is highly compatible with the power transmission and distribution equipment of most mining sites, lowering supporting configuration costs.
The rated torque reaches 16,540 N·m, matching the 473 rpm rated speed to meet the high-traction demand of 290-ton mining dump trucks, and its power performance is stable and reliable in long-term operation.
As a mature mining hub motor model, it is compatible with well-established mining truck drive systems, with high part versatility and low operation and maintenance costs, making later maintenance more convenient.

Technical Specifications

Motor Model:	YP820-6
Rated Power:	820 kW
Rated Frequency:	24 Hz
Rated Voltage:	680 V
Rated Current:	347 A
Rated Speed:	473 rpm
Rated Torque:	16540 N·m
Rated Efficiency:	94.2%
Power Factor:	0.89
Insulation Class:	H
Protection Class:	IP20
Cooling Method:	Air-cooled
Weight:	4100 kg

Product Model	Motor Model	Rated output power	Rated voltage	Rated rotating speed	Insulation grade
2.5 MW Generator	FYKK16	2500 kW	720 V	1720 r/min	H
3.3 MW Generator	FYKK21	3300 kW	690 V	1720 r/min	H
4.2 MW Generator	FYKS21	4200 kW	1140 V	1720 r/min	H
6.25 MW Generator	FYKK25	6400 kW	1140 V	1720 r/min	H
——END——

General Infomation of CRRC YP820-6 Hub Motor
Motor Model:	YP820-6	Rated Power:	820 kW
Rated Frequency:	24 Hz	Rated Voltage:	680 V
Rated Current:	347 A	Rated Speed:	473 rpm
Rated Torque:	16540 N·m	Rated Efficiency:	94.20%
Power Factor:	0.89	Insulation Class:	H
Protection Class:	IP20	Cooling Method:	Air-cooled
Weight:	4100 kg
——END——

Technical Requirements

When the voltage phase sequence of the three-phase power supply is the same as the order of the terminal letters U, V, W on the motor terminals, the motor shall rotate counterclockwise when viewed from the shaft extension end; the bearing grease shall be BEM41-141, the lubrication cycle of the front and rear bearings is 0.5g or a similar amount of lubricating oil to be added every 8 hours, and the specific operation shall refer to the centralized lubricator operation manual.

coming soon…