Answer / piyush rana

But for which purpose it is used & how to install it?

Answer / vikas

core balance circuit breaker in normal case no current flow through three phases hence output zero. at abnormal condition condition trip circuit breakers .

Answer / anil

CBCT is core balance CT. In normal conditions and phase
faults conditions (3ph or ph-ph) the output of the CT is 0.
In case of earth fault only there will be current which
will operate a relay and trip CB as for other protections.

Answer / lakshmi narayanan

IT IS USED FOR EARTH FAULT ..IT WAS INSTALLED IN MAIN
INCOMER PANEL,,,COST AROUND 20K TO 25K...IT IS MY 20 YEARS
EXPERIANCE

Differene between KVA and KW.

6 Answers   Bharti,

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why 3 phase induction motor only need starter ? why not other motors need starter ?(like synchronous motor,single phase induction motors & their types) ?

3 Answers  

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why the generating / transmitting voltage is in the order of multiples of 11(ie 11kv,22kv,33kv......)

1 Answers  

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What are various power system instabilities and what are their effects on power system operation?

1 Answers  

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How I design capacitor bank for different load.7MW connected load.

3 Answers   Samtel,

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what do you mean by cl PS CTs? What are technical details required for it's manufacturing?

1 Answers  

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1) name the communication cable and how it is communicate in between plc to modbus , plc with hmi? 2)name of the communication cables?

1 Answers  

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Hi, My question is our total motor load is 55 kw.so what cable size required for main supply. Please reply

1 Answers   Maryam Enterprises,

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what isthe emf eqation of a transformer

7 Answers  

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12.5 tons a/c is their how much kva generator can recommend to the customer.

0 Answers  

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why there is a phase shift lies between primary and secondary voltages of a transformer?

7 Answers   Mecon,

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hi frnds.....anyone get any reply from HPCL. I HAVN'T.....B,COS written will b on FEB 17 th.

1 Answers   HPCL,

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