VCB at High Transmission System

Provide the reason for using VCB at the High Transmission System? And not the ACB?

E

Expert

Verified

The vacuum has high arc quenching property in comparison to the air as in VCB; die electric strength is equal to the 8 times of air. That is the reason why always vacuum is used as in the HT breaker and air is used as in LT.

   Related Questions in Electrical Engineering

©TutorsGlobe All rights reserved 2022-2023.