Answer Posted / nagesh.patwari
The function of Anti Pumping relay is to cut off the supply to CB closing coil in case of TNC switch spring failure and prevent CB hunting effect i.e. continuous closing, opening operation.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
what are the applications of TIG welding
Define what is difference between fuse and breaker?
how invertor convert the dc into ac give brif detail
hi,every one, i have to write the search paper on "performance policy optimization" of NGN (next generation networks). i need the material on this topic. can any body help me. please tell me any useful site where the good material is available and name of any reference book. it should be a great help for me.
Please help me regarding my one concern. - During earth pit testing we noticed that the Clean earth pit and dirty earth pit showing continuity (Resistance value - 5ohm) . I want to know that if both earth pit have separate location and there is not internal looping between PIT then why such continuity is showing on it . Because of this issue the field side all earthing point showing short. In PLC panel we are providing two types of earthing cable which is coming from separate earth pit (Clean and Dirty earth pit) because of earth PIT showing short our PLC is not complying spec . please help regarding this issues.
What are the advantages & disadvantages of a group electrive drive?
how does an centrifugal and screw type chiller will work. which chiller efficiency is high and why.
why the value of k is more in shell typr transformers?
What is meant by reverse polarity and how it can be fixed?
Comment on the working principle of operation of a single-phase transformer.
what id a dry type transformers and its function ?
Why collecting electrode of ESP to be earthed
while doing high voltage test on 11kv/433 distribution transformer why we only give 28 kv on hv side and 3kv on lv side for power transformers what is the value what factors it depends
What are dcs and plc?
what is the VA(Volt-amphere)? define with calculation?