Answer / sudhakar g

First we have to calculate the load details
Ex: for 100 kw load

I=(kw*1000)/(p.f* 415v*1.732)
=173A

For cable manfacutrer they give the list of for these amp
how much cable we have to lay

If u want to calculate means u have to consider
1) derating factor
2) temprature coffiecent factor
3) kfactor

Why in metering Ct for ammeters ct secondary side is grounded for each Ct but not in case of CBCT (Core balance current transformer)..kindly some1 highlights the reason..is it because net flux is zero?

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usually why bettery voltage are 1.5V, even if you open a 9V battery there are six 1.5V batteries in series. is it not possible to increase this voltage other than putting in series

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Define magnetic centre in a motor?

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STATE USE OF ARC RUNNERS & SPLITTERS ?

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Send me Model Question paper for the post Scientific Assistant in NPCIL

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How to calculate incomer of a capacitor bank/feeder from its KVAR, AND how to calculate the copper busbar for rated incomer,like for 400A we calculate the 40x10 of aluminum busbar.

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