siemens micromaster 440 fault codes - all fault, alarm & warning cause & solution. Fault comes due to hardware issue or parameter issue.
Cause : Fault comes due to hardware issue in control card, power card, incorrect input and output wiring or control wiring and incorrect parameter like start/stop and motor data. Follow these step to correct fault in drive :
1. Check input & output wiring like power wiring & control wiring.
2. Check input supply.
3. Check drive parameter.
4. Check motor and motor cable.