Answer Posted / sumit tomar

it is bcoj the cable diameter is decided wby the amount of
current it hav to bear.....thus the conductor is choosen
according to its dia size...

what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

2275

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Define conversion efficiency of a power amplifier.

1175

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how technical is calculated in 11kv line and lt line

1974

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How does the phase sequence controller works, how it identifies the phases? confirm working principle

2043

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how does an encoder work???

2463

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what are the advantage and dis-advantage of 3 phase 4 wire energy meter?

2141

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How to detect voltage vector shifting in interconnection protection.

1844

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what are factors to be consider to design a HT & LT motor?

2265

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What is servo lock in CNC how they work and if any parameter for them in CNC machine

5305

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why the pf of semiconductor device is improved the electrical devices

1800

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11 kg trivevter meter has rating of -/5amps. And pt ratio11000/110v and is connected with 11kv ct/pt unit of cr ratio 75/5amps. And pt ratio of 11000/110v while checking accuracy of meter with HT Accuchek meter what value of PT ratio and CT ratio to be filled in Accuchek meter

1876

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what happend to DC shunt motor if its field winding insulation becomes slightly weak? will that motor can run on full load or not explain in detail. thanks

1602

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what is value of Jin transformer

2044

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What are the components connected in between the power supply coming from an electric pole to HT & LT Panels in a large commercial building or how the power supply connected from Electric pole to Transformer & then to the HT & LT panels of a building? Please send me answers via mail, my id is yogiagarwal@gmail.com. If possible, please give a line diagram.

2022

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A low wet bulb temperature indicates

1102

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