Answer / rajesh

Air circuit breakers can be used for LT (415V). For higher
voltages (27.5KV etc. encountered in the railway
use),Vacuum circuit breaker is needed.

Answer / aditya dash

air circuitbreaker

what is the difference between current voltage transformer and current transformer and where it is used?

2 Answers  

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In 3pin or 5pin socket why the earth pin is bigger

3 Answers  

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Sir, I m 3rd year student 4m DCE and want to do internship in siemens or l&t or any other mnc related to electrical engineering. please tell me the procedure 4 same and oblige me

0 Answers  

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how to convert the KVAR to microfarad??????????????????

2 Answers  

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How to calculate MCB Breaking capacity.

0 Answers  

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we erected (48HP)63kva dist transformer and incoming from 11kv line,out going is 415v domastic line 2.04 km.for that actual output current is 84A. what are the losses and final output current.

3 Answers   Essar,

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In between UPS out going changer over switch and ups raising main input, both side cable gland producing heat but the cable doesn't get heat,Why?

0 Answers  

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Can somebody tell me the type and amp of transformer used to implement 600VA UPS? Thanks in advance.

1 Answers  

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How to megger test 11 kV cable and the acceptance IR value

0 Answers   BVG, NFL, ONGC,

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Define over current & earth fault ?how its functioning ?

1 Answers  

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when ac current flows thru d coil of a contactr,it energizes,magnetic field attracts d contact of the coil...nw wont dt ac current in d contct induce current back on to d coil thru mutual inductance leading to high currnt in d coil

0 Answers  

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1. how much normal earth resistance in earth pits(neutral and body earth) and transformer neutral and body earth & panel earth.

12 Answers   HP, Malladi Drugs and Pharmaceuticals, Pearl Engineering, PL,

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