Answer / sachin

Secondury open circuted,Ct,s Secundery winding is always
ahort ckt.If it opens Ct get satuarated and damage

Answer / t.gnanavel

if the secondary winding is in open there is no back emf to
the primary winding.so the current in the primary winding
increased to an infinit value and the coil gets burn out.

In directional earth fault protection for generator, one core balance CT is for residual current, what other CT is for, which is placed on neutral?

2 Answers  

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why low pressure side of the turbine is connected to the alternator and not the high pressure side??

1 Answers  

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What is the unit of vaccum?

14 Answers   Manhattan,

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Meaning of ingrace protection for motor.for ex IPXY

1 Answers   BARC,

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What is Automatic interlocking circuit dighram between two contactor for DG SET panel.

1 Answers  

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how we can save electrical energy in industries,please give some inputs

3 Answers  

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how to make neutral to ground voltage less than 5v? my house is under the high voltage transmission line so,proper grounding using rod salt n coal doesnt help me..so wat i do as i cant operate my computer ..this high voltage cause great problem to the motherboard i already two times replaced it.in my house voltage is coming near to 25 v between ground and neutral.plz kindly post ur answer to my email id manish77777@gmail.com ..

3 Answers  

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active elements are those which are capable of

2 Answers  

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Sir, I have applied for the of Jr.engineer(Electrical & Electronics) & ASST. LOCO PILOT at ALL RRB BOARDS. please send me all RRB Boards solved papers in the year of 2001 tO till date. i requested send me the papers to my id as soon as possible (jet_0991@yahoo.com). (This is very urgent) Thank You,

0 Answers  

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why core of transformer in square or rectangular why not in circle or ellipse if this what happens

2 Answers  

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Why Utility Distribution System in India is mainly at 11 kV? Why not Utility go for 33 kV?

1 Answers  

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what is the significant for using two types of voltage(line voltage & phase voltage)

1 Answers   NTPC,

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