BLDC Motor Drive for Automotive Cooling Fan

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BLDC Motor Drive for Automotive Cooling Fan

Application

  • Battery cooling blower for hybrid vehicle & electric vehicle
  • Radiator cooling fan for automotive engine.

Feature

  • Optimized controller integrated with the motor
  • Sensorless vector control algorithm developed for the best efficiency

Specification

Item description Battery cooling blower
(40W)
Radiator cooling fan for passenger car
(250W)
Radiator cooling fan for commercial vehicle
(850W ~ 1.2kW)
Rated current [A] 3 20 45 ~ 60
Maximum current [A] 5 40 90 ~ 180
Rated voltage [V] 12VDC 12VDC 12 ~ 24VDC
Speed control range 2,750 ¡¾ 3% RPM 2000/4000 rpm 2000/4000 rpm
Control method Sensorless vector control
Speed command CAN, PWM Duty Input