why various test are performed on electrical panels & power cables before commissioning on site & what are these test???

0 Answers   Lavasa,

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Consider three heater bank connected in 3 phase star with neutral.Each heater bank connected in each phase.So each phase get 230 volts supply.my question is,during balance condition, current flow in neutral or Not

0 Answers  

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Can someone tell me how to calculate the size of a power cable? What are the factors involved in cable sizing?

5 Answers  

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how to select DG set for certain load?

7 Answers   ACC,

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i want to estabilish an loss energy storage system,such that it can store electricity lost during the transmission of electricity in conductor,so that this system stores energy lost during transmission and supply it to street lights during night

2 Answers  

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How is the percentage impedence of a transformer fixed at design stage???

0 Answers  

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Whether IP65 enclosure box blocks ventilation if driver for LED have to enclosed inside IP65 box

0 Answers   Siemens,

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A d.c. Shunt motor is found suitable to drive fans because they require?

0 Answers  

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why should the primary of transformer be connected in delta in a heat run test?

0 Answers   Bhel,

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HOW DISTANCE PROTECTION IS DONE IN EHV TRANSMISSION LINES? WHAT IS THE BASIC TECHNIQ OR FUNDA USED BEHIND THIS ? SPECIALLY EXPLAIN?IMPEDANCE METHOD.

2 Answers   ABB,

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why mccb is not tripping when phase & neutral terminal are interched ?

4 Answers  

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To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?

0 Answers  

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