Answer Posted / ashokreddy r

current increases when voltage decreases in any system at
the condition that KVA is constant

How to calculate the size of earth cable to earth the neutral of UPS ?

1419

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given data are load current & power factor cable core size? plz any one update the calculation formula

1401

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Thumb rule of cable size(rm>30 rm)X multiplying factor=ampere

1200

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i have to install a HT panel, what components, I have to use in this and what will the diagram of that diagram,please tell me each and everything.

1349

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Will an earth leakage trip be activated if the component or wiring is faulty on low voltage equipment.Example An electrical Cat Scarer placed in the garden and water gets into the wiring.

1428

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can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?

893

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PLZ sent the previous year question paper for GET in NHPC on my EMail id ppshanker@gmail.com

4941

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I WANT TO INSTALL LIGHTING ARRESTOR ABOVE 20 FEET HEIGHT INDUSTRIAL BUILDING. NOW IT WAS 15 FEET HEIGHT HOW MUCH DISTANCE IT WILL COVER & HOW TO CALCULAT THE DISTANCE COVER BY THE ARRESTOR

1503

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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.

1565

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How many points does a Circuit can have?

1460

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What type of core material is used for metering C.T and protection C.T???

1699

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bitumar

1808

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IN dc capacitive reactance is??

938

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What is 100% protection of generator? Why 100% is not used but 95% is generally used?

631

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What is the one main difference between ups & inverter ? And electrical engineering & electronics engineering ?

672

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