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800a siemens vcb in our company can not be closed electrcally
an mechanicaly cc and oc coils are found ok. why?

Answers were Sorted based on User's Feedback



800a siemens vcb in our company can not be closed electrcally an mechanicaly cc and oc coils are f..

Answer / prakash gokhale

Please check for the mechanical assembly of the VCB. Some
times due to some misalighments breaker can not be closed
mechanical or electricaly even if CC & OC are ok.

Is This Answer Correct ?    3 Yes 1 No

800a siemens vcb in our company can not be closed electrcally an mechanicaly cc and oc coils are f..

Answer / harish kumar

please check the BREAKER FUTURE INTERLOCKS ( LOOPS) MISSING IN THE CIRCUITS.

Is This Answer Correct ?    2 Yes 0 No

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