Faults of VCB

• Short circuit fault

• Overload fault

• Mechanical fault

• Electrical fault

• Arcing fault

Following foult of vcb is given:-

(1)Its working voltage is limited. It does not work on voltage above its voltage limit.

(2) It is a bit expensive as compared to other circuit breakers.

( 3)Special arra...read more

For higher voltage vacuum technology has been developed but not commerial viable. The operation of opening and closing of current carrying contacts and associated are intrruption take place in vacuu...read more

For higher voltage vacuum technology has been developed but not commerial viable. The operation of opening and closing of current carrying contacts and associated are intrruption take place in vacuum ...read more