give me the details of anti pumping relay

Answer Posted / prince

Anti-pumping relay is used for protecting the closing coil
of the circuit breaker.The Anti-pumping relay contact(NC)
has been taken in series to the CB closing circuit.

Is This Answer Correct ?    4 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Why derating factor os applied on Cables?

1515


what is invertor supply and raw powersupply

1524


new 90kw motor installed so how I purchased cable ,fuse,etc please give me technic for cable selected why always capacitor delta connection

1359


Name two types of electrical analogous for mechanical system.

729


which type of stability limit is higher,steady state or transient? why?

1451






difference between crane drive and line drive.

1400


Post possible questions for Power Factor Panel FAT / SAT

968


What type of DC motor would you see for a lift?

646


hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

1583


In ups static switch if i gives the supply at output end it will open the circuit in stactic switch or not if it will open then how it operates.

1849


What are the advantages of a three-phase system over a single-phase system?

630


A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

1706


Star Delta Diagram with full description

1897


what is the difference between Power and Distribution transformers ?

1635


Describe Non I.S. Earth System and why is it used?

1292