What is the purpose of anti-pumping relay?

What is the purpose of anti-pumping relay?
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1 Answer

Answer :

When closing signal is continuously existing even after the closing of the breaker the anti-pumping relay will be picked up and it will not allow the breaker to close back in case of tripping of the breaker. 
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The small circular symbols to which wire '52N57E' is connected at coordinates '57L' and '57P' shown in the illustration represent ___________________. EL-0100 A. relay contact solder points B. wire wrap connections C. terminal board screws D. switch contact terminals

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The device at coordinates '63/1' in the illustration represents a/an _____________. EL-0100 A. A.C. buzzer B. A.C. motor C. D.C. motor D. D.C. relay coil

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