why insulation cost is more in underground cable than in overhead line?

2 Answers  

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1 no. 22 kV feeder is taken from state electricity board. 350 MVA is the S.C. MVA. now i am feeding this feeder to HT Panel having 2 outgoings which further supply to 2 Transformers. Can you please suggest me the type & rating of cables are 3 of these cables same? or they are different? please help...............

2 Answers   TCE,

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What is meant by bus bar protection?

0 Answers  

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what is the main difference b/w contactor and relay

2 Answers   Pace Pharmaceuticals,

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WHAT IS THE REASON FOR LOW VOLTAGE IN HOUSES?*

1 Answers  

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a distribution transformer(3 phase)supplying 440volt per phase.now suppose one of phase voltage(230volt) becomes zero.what will be the cause ?

3 Answers  

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please send the last 5 years {{{JUNIOR ENGINEER - ELECTICAL, ELECTRONICS RRB CHENNAI and secundrabad}}} TECHNICAL question papers TO MY EMAIL ID dinesh100701@gmail.com

0 Answers  

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how choose conductor&depending upon load

0 Answers   Ford, HCL,

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How can we calculate C10 rating of a bttery from c5 or c20 ratings??

1 Answers   Intel,

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anyone knows service engineer in chennai for EDM SPARKING MACHINE.CHMER PULSE CD 60 M.pL GIVE ANY CONTACT NOS

0 Answers  

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i have a 1500kVA transformer what is the kWH meter i need to use?

0 Answers   HP, L&T, Mohammed Harasani Architects,

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what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.

0 Answers  

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