D Doral New Member Feb 13, 2019 #1 AC motor - reducing to very low speed (using VFD) needs an outside forced ventilation Does the DC motor (using dc drive) needs the same ??
AC motor - reducing to very low speed (using VFD) needs an outside forced ventilation Does the DC motor (using dc drive) needs the same ??
MaxHeadRoom78 Well-Known Member Most Helpful Member Feb 13, 2019 #2 Not all AC motors VFD driven require cooling fan. The same as DC, it depends on the motor, for example most treadmill motor are not fan cooled. Max.
Not all AC motors VFD driven require cooling fan. The same as DC, it depends on the motor, for example most treadmill motor are not fan cooled. Max.