Why use the vcb at high transmission system ? Why can’t use acb?

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how the direction relay sense rhe directional fault?it's forward or reverse?

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1.what is meaning of curve into a mcb. 2.what is basic reason changing of curve

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What is the criteria for selecting the voltage classes of an AC Induction Motor.The KW rating above/below which ht/lt selection is made may be provided in details.

0 Answers   DAE,

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WHAT MEANT BY SEVICE FOCTOR?

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Why Two Transformers aside shoud be supperated by concreted wall?

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why rating in KVA and KVAR?

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Why Power generation in India is at 50Hz while in America its 60Hz so is there any advantage/Disadvantage of this ??

38 Answers   Australia Visa, College School Exams Tests, Fiat, InfoPlus, L&T, NTPC, TCS,

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Why the capacitor bank is keeping on for electricity supply and keeping it off for generator supply

3 Answers  

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In Electrical 'Single Line Diagram' cable nomenclature shows "2 X 1C X 630sq.mm to be provided for one incomer. The question is how many cable to be proved for one Incomer.

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In a 11Kv/433Volt Delt-star step down transformer one one line(Line-B) of HT site is open & earthed on DP structur. What will be the voltage on LT side R-Y, Y-B,B-R and R-N, Y- N & B-N?. Please help to understand the problem with examples. Arvind , Jaipur.

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what is RNG in the DG synchronizing by PLC?

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