Answer / karna

In LT Panel HV test we are conducting for checking the
insulation level of Busbars or components, and verifying
the Clearnace of Phase to phase or phase to Body.In fault
conditon Panel components are withstanding or not. HV test
applying voltage is 2.5KV for One Minute

why Square root 3 used for three phase?

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How vfd saving power.

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How to calculate Temp from Resister from PT100 equation,

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

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Is possible to increase the voltage without using transformer? why?

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why are using bus ducts ? why not using cables

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how to calculate overall efficiency of diesel generator set? give us a formula with an example.

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what is the KVA formula of a three phase transformer

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Hi, i want to know is meant by power quality? How it can calculated ? How we can improve?

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If cvt is most advance & effective(economically & stability)so why not use instead of VT(11 kv & 33 kv)?

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give me the details of anti pumping relay

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what is the diffrence between kav and kvar?

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