Answer / mrudang

in HV CT the secondary voltage should be around Vk>400v

because in differential protection , we have to maintain
relay input of 1 Amp or 5 Amp

how does capacitor oppose sudden chane in voltage? how does inductor oppose sudden change in current?

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what is meant by 3rd hormonics ?

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How much sq,mm cable need for 800 amps load

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HOW TO CONVERT SQ MM OF A CABLE TO DIAMETER, EG. CABLE SIZE IS 185SQ.MM WHAT IS THE DIA OF THE CABLE??????????????

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can a 12v dg starting battery(150 AH) be replace by 6 nos of 200AH batteries each of 2v connected in series.

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BRIEFLY EXPLAIN THE STORAGE CLASSES AND THEIR TYPES IN C

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what is the difference between 11kv and 13.8 kv? why we can't used one of these 2 sources?

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Is necessary Protection CT, CLASS - 5P10 fitted at Incomer side of main Breaker ? Why ?

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Why 9KV surge arrester having 7.65KV of MCOV?

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