Electric vehicle drive system

Hair-Pin motor (Light truck & Van)

Compared to traditional circular wire motors, Hair pin motors have increased their slot filling rate by 20% -30%, and have advantages such as high efficiency, high power density, good heat dissipation performance, low noise, and lighter weight. They have

Product characteristics

Platform based

Wolong has an OD146-OD530 motor punching platform. A motor punch has multiple power segments, and the platformization of motors facilitates customer installation and effectively reduces costs.
Product consistency

Wolong has multiple intelligent motor production lines. Equipped with fully automated winding and embedding machine and robot automation integrated system, it can achieve fully automated production and ensure stable product quality
Efficient

The motor adopts high-performance permanent magnets. It has the characteristics of high power density, high efficiency and energy conservation. The max efficiency of the motor is ≥ 97%, and the proportion of the high-efficiency zone is ≥ 90%.
High reliability

The laboratory has obtained CNAS (China National Accreditation Service) certification.Covering over 85 testing items such as input-output characteristics, safety, environmental adaptability, reliability, NVH, etc

Motor specification

Rated voltage (VDC)	540
Rated power (kW)	65
Rated torque (Nm)	170
Rated speed (rpm)	3651
Insulation level	H
Size(mm)	φ472*L272
Weight (kg)	45
Cooling	Liquid cooling
CEMF (Vpeak)	1096@12000rpm
Peak power (kW)	151
Peak torque (Nm)	366@60s
Max speed (rpm)	12000
Protection level	IP67
Peak current (Arms)	370