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Fault - 15 - Inv. MC(PEBB1 MC21) Failure

Inv. MC(PEBB1 MC21)Failure - 15 - Inverter side contactor (MC21 of PEBB1) failure

Possible problem : 

  • MC21 contactor is open
  • Auxiliary switch in inoperable

Solution(s) :

  • Check the wiring connection
  • Change the MC21

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