Answer / subrat

The function of a trip ckr supervision relay is to check
the healthiness of trip coil of a ckt breaker

Answer / re

The function of a trip ckr supervision relay is to check
the healthiness of trip circuit and trip coil of a ckt breaker.

if we give DC suply to the AC motor what hapen

5 Answers   TATA,

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what is difference between armoured cable and un armoured cable

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5 Answers  

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we have earthmat at 110KV substation.we would like to take earth resistance.b some says that by connecting earth megger terminals (C1,P1) at middile point of earthmat (at riser) will cause voltage gradient at other earthmat nods and dont get exat earth resistance.when connecting at end nods will get exat value . is it correct .please explain

0 Answers   TNEB Tamil Nadu Electricity Board,

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1.type of oil in used in transformer.

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How to calculate the sag on transmission Lines.

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1 Answers  

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How do you reset circuit breaker?

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HOW TO CALCULATE EACH PHASE CURRENT WHILE A MOTOR CONNECTED TO STAR- DELTA STARTER?

3 Answers  

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how can we solve the RMS value of alternative Qnty is .707 , explain detail .

2 Answers  

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