What Are The Causes Of Bus Zone Faults?

1.	What Are The Causes Of Bus Zone Faults?
Answer» Failure of support INSULATOR resulting in earth fault FLASHOVER across support insulator during over VOLTAGE Heavily polluted insulator causing flashover EARTHQUAKE, mechanical damage etc.

Answer»

Failure of support INSULATOR resulting in earth fault
FLASHOVER across support insulator during over VOLTAGE Heavily polluted insulator causing flashover EARTHQUAKE, mechanical damage etc.

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