Answer Posted / iamdon
Parts of VCB(Vaccum Circuit Breaker)
1)Glass envelope
2)Fixed contact
3)Moving Contact
4)Metallic Bellow
Parts of ACB(Air Circuit Breaker)
1)Main Contact(Cu):carry current under normal operation
2)Arcing contact(Carbon):carry current while contact
separation.
Author:arbelectbit@yahoo.com
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