Bus Bar Ampere Rating of MCCs, Sub distribution Panels

Discuss Bus Bar Ampere Rating of MCCs, Sub distribution Panels in the Electrical Wiring, Theories and Regulations area at ElectriciansForums.net

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charzree

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Is it mandatory to have the bus bar rating equal to the Ampere Frame (AF) of the Incoming Breaker (MCCB) in the MCC, sub distribution panels. Is it okay to have the bus bar rating equal to the AT ratings?
 

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