Motor Not Running - TECO E510s Series Instruction Manual

5.3.4 Motor not running

The motor can not run
Is MCCB On?
Can MCCB be turned On?
YES
Are voltages between power
terminals correct?
Is LED lit?
Is the operation switch in
Are there outputs between the U,V,
and W terminals of the motor?
Are outputs between U,V,W the
same?
1. Motor
2. Motor faults
3. Incorrect wiring
NO
YES
YES
YES
UN? ?
YES
YES
YES
NO
NO
NO
NO
NO
NO
5-19
Short circuited wiring
1.The power is abnormal
2.Incorrect wiring
INVfault
The operation switch is set to
"RUN" position
INVfault
INVfault