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E-flex M-Flex will not pull in the line contactor. What are some possible remedies?

Published date: 28 February 2019

Issue:
E-flex(Form B09) M-Flex(Form B10) will not pull in the line contactor. What are some possible causes?

Product Line:
E-Flex M-Flex

Environment:
All units with line contactor option

Cause:
Possible open circuit or contactor

Resolution:
Possible  Remedies:
Check to see if the line contactor will pull in, in the "test" mode (test/normal switch).
Check that the OL relay is not tripped.
Check that the drive is getting a run command (contactor closes with the command).
Check all wiring for any loose connections. 
Check the control wiring for loose/open connections.  
If more assistance is needed contact  Drives Technical Support Group.

 


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