Answer / manoj

The HT panel is the front side (usually) of HT cubicle. If
it is a local control panel there will be one alarm
annunciator ,meters for the indication of different
parameters of electricity ,normal control push
buttons,emergency control push buttons,bypass key for all
interlocks,"local,remote or maintenance" selector rotary
switch,semaphore indicators for CB/isolator/earthing
switch,push button for healthy checks of tripping coils
(before closing and after closing).There wiil be no
hazardous HT voltages as the name indicates,only control
power(110 dc,110 ac,240v ac,440v ac).Inside the cubicle
there will be ,space heater,resistances,fuses,SMPS power
supplies auxiliary relays(protection panel) etc.

Answer / karthick

primary and secondary winding

how MW increase when steam input increase in turbine.

1 Answers  

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why core losses are affected with change in voltege in transformer?

1 Answers   HCL,

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Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

0 Answers  

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Why we use Delta connection in the secondary side of a High Voltage transformer?

1 Answers  

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Write the force balance equation of ideal spring element.

0 Answers  

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What conditions are required for transformer to operate at low frequencies ?

0 Answers  

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why AC cannot to be stored and DC cannot be transmitted?

11 Answers   IBM,

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please explain working of revers power relay

4 Answers   CESC, DCM,

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How power is transferred from one winding to another in an auto-transformer? A) electrically B) magnetically C( both a & b D) neither of above

3 Answers   ISRO,

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why d.c. supply is given to the primary side of generator?

4 Answers  

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What is Long rod insulator and it's applications..? merits over the disc insulator ..?

0 Answers  

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in 132 kv substation ligtning arrestor(120 kv) connected to line. but line voltage comes to 132 kv, it operate or not???

4 Answers   Divis Laboratories,

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