Important Questions of Protective Relays

Important Questions of Protective Relays: 1. What is protective relay ? Explain its function in an electrical system. 2. Discuss the fundamental requirements of protective relaying. 3. Describe briefly some…

Continue Reading Important Questions of Protective Relays

Differential Pilot Wire Protection

Differential Pilot Wire Protection: The Differential Pilot Wire Protection is based on the principle that under normal conditions, the current entering one end of a line is equal to that…

Continue Reading Differential Pilot Wire Protection

Differential Relay

Differential Relay: Most of the relays discussed so far relied on excess of current for their operation. Such relays are less sensitive because they cannot make correct distinction between heavy…

Continue Reading Differential Relay