Answer / ashutosh

it is used in the distance protection

Answer / siva

Impedance relay or mho relay are used in HT transmission to
reduce voltage drop. it mean it can be used as distance relay.

Answer / mukhesh

imp relay used in medium tr lines hv and ehv also used
asa distance realy

Can be ammeter and voltmeter used without CT? if not, what is the reason for that?

3 Answers   Elektrotek, Toyo Engineering,

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i am using auto transformer for starting of induction motor to provide reduse voltages...but the principle of a tansformer according to definition"which transform energy to on circuit to another circuit with constant power and constant frequency". so if i am using reduse voltage then current obsely hige because power is same.but we use auto transfarmer for starting of induction motor to give low current.but here according to definition we are giving hige current.

0 Answers  

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what is the difference between 5P20 class CT , PS Class CT and 5P10 class CT??

5 Answers  

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Earth Resistivity

2 Answers  

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What is a dominant pole?

0 Answers  

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why use -48 volt DC power in telecom?

3 Answers  

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How to calculate amount of copper used in a motor (AC&DC), generator and transformer? Datasheet provides power rating and mass of the equipment....can we somehow use this available info.

1 Answers  

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Who is the first Bangladeshi Everest climber? Where is his home district?

0 Answers  

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How do i carry out or know the vector group of a Dyn1 and Dyn5 transformer

0 Answers  

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What are the Return ( Monthly / quarterly/ Annual submitted to Electical Inspector for an establishment (Factory in Maharashtra-- Small scale category having seperate HT line of 22KV ) as per Maharashtra Electricity Act

0 Answers  

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What is superposition theorem?

0 Answers  

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How to convert a two phase power into a three phase power in induction machine?

0 Answers  

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