Answer / kundanmalani1990

b'cz they r the communication & message pass to the other
substation ..

Answer / akhil.goyalanager1985

FOR COMMUNICATION & MESSAGE TO OHER SUBSTATION AND ALSO
BLOCL THE HIGH FREQUENCY SIGNAL LIKE RADIO ENTER TO THE
SUBSTATION

i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?

0 Answers  

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i have completed deee and i've (June2012-feb 2015 experience in electrical maintenance in pvt ltd company.company having HT & LT electrical power.how to apply electrical C-license ,NOW I was resigned my job,what are requirements of applying for c-license

0 Answers  

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1))why we run three phase or three different circuit from a single conduit 2)) why not two circuit of different phase run in same conduit?? and why we run same three cicuit of same phae run in single conduit??

0 Answers   ACC,

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Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

0 Answers   BARC, Fedco, Qasco,

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Three set (each phase contain 2 cable of 400 mmsq CU XLPE AWA) of single core cables are connected to 11 KV motor of 14 MW & the switch gear supplay is taken from 11kv feeder & this supplay taken from 275 KV substation. Problem is one pair cable(L3- 2 cable ) getting very hot & gland melted and damaged in switch gear side. the other two cable haven't any more hot(ambient temp only & L3 haveing 95- 100 Degree C. The same problem happened in 275 KV substation switch gear side also where the supply taken for 11 kv switch gear. But here L2 phese cable had problem. Why it is happening like this?. The cable having temperature different at different location from gland side inthe case of 11KV feeder of 275 kv substation. why ?

2 Answers  

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What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

0 Answers  

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HOW TO CALCULATE CAPACITOR BANK OR HARMONIC FILTER CALCULATION

0 Answers   ECCI, EFS,

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Will a load of 15A work if we connect it between one phase and earth?

4 Answers  

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EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3) RESONANT FREQUENCY (4) CURRENT MAGNIFICATION

1 Answers  

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what is Touch and Step voltages

1 Answers   Pinnacle,

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if installing the transformer why put the sprit the stone ?

1 Answers  

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how much cable size required for 70 kilowatt load.

0 Answers  

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