What is an Antipumping relay ?
Answers were Sorted based on User's Feedback
Answer / prakash chandra tah
once the breaker is closed the anti pumping relay prevent flow of current through the closing coil. this will increase the life of the coil and avoid false operation.
Is This Answer Correct ? | 4 Yes | 0 No |
Answer / g.baladhandapani
Anti pumping Relay is used in Circuit Breakers to avoid
closing of CB's immediately after Triping of CB's
Is This Answer Correct ? | 5 Yes | 2 No |
Answer / anirban banerjee
Actually anti-pumping relay is designated by K-94.and it
means that the electrical contacts of that are used to close
the dc line to make the closing of circuit breaker not
possible after one closing i.e. prevents sucessive closing
of circuit breaker.the contacts of it may be used to
indicate the closing of breaker
Is This Answer Correct ? | 1 Yes | 1 No |
Answer / mohammed yousuf khan
Anti-pumping relay is usually used for ACB operation. Once the supply is given to the closing coil of ACB, the closing coil operates and gives pulse input to the relay. so the relay activates and maintains the ACB in closed position. Continuous supply to the closing coil damages it.
Generally a contactor or auxiliary relay is used as an anti-pumping relay
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