Answer / firoz

TOD Meter,which can indicate all the thariff related electrical quantities like MD,KWH,kvah,pf..etc

Answer / k.prakashchandra

The total current will be 120A and you have to employ CT's
whose secondary current will decide the rating of meter. The
ETVM measures kva also .

what is the purpose of NGR?

25 Answers   Assam Electricals,

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How to take vector group test of a transformer? Suppose we dont know the vector group of transformer, how to check its vector group through test? I have 3 transformer DYn11 & DYno& Ynd11, how to confirm its vector group?

1 Answers  

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why we are using earth pit in sub stations.?

0 Answers  

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how calculate external illumintion in a compound area. for e.g. there is one open park having 600m2 area and i have to put 40w flouresent tube fitting with pole. how shall i calculate the numbers of fitting.

1 Answers  

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what is the full load current and power rating of 1 Tonne Air Conditioner?How will Calculate?

2 Answers  

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what is differnce between oil transformer & dry type transformer ???????????

2 Answers  

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why extension in transmission tower is made?

1 Answers  

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Hello, I am just preparing my self for a university interview and struck on the 11kv ring main unit system network. I just know that ring main unit has total three breakers, fuses and use to supply a power to any load/ building without any interrupt. But i am not be able to visualize the connections, either Ring main unit getting power from two different power sources? or there is always one feeder in complete ring circuit??? I would be highly thanks full of you help me.

1 Answers  

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what is the use of spherical metal balls attached on to the earth wire of transmission over head lines?

2 Answers  

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Generator protection &generator test

1 Answers  

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Which type of gas used in cylinder (VCB)?????

15 Answers   ICSA,

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what is diffrence between neutral and earth wire

23 Answers   Bhel, Esab, MTNL,

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