Motor Controllers AC Variable Frequency Drives Type VariFlex
3
RVLF
128 Specications are subject to change without notice. Pictures are just an example. For special features and/or customization, please ask to our sales network. 13/12/2017
5.3.5. The Motor can not Run
YES
YES
NO
YES
YES
NO
NO
YES
NO
Is load or current exceeding
the specied value?
Consider reducing the load and increasing
the capacities of the inverter and motor
Motor Overheating
Is motor running at low speed
for a long time?
Is motor voltage between U-
V,V-W,W-U correct?
Is there any deterrence
preventing cooling of the
motor
Bad connection between
drive and the motor
Select the motor again
INV faults
Clear the deterrence
Correct the bad connection