Answer / jun

It is done to limit output voltage during fault or
malfunction for safety reason. At normal condition this
earth connection don't have any function, it is useful only
during the above-stated condition.

if single phase is having 220v supply then why three phase is having 440v instead of 660v?

4 Answers   C&S, NTPC,

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srij i need the relationship b/w KW AND KWH and with an electrical example. plz send if u can?

4 Answers  

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what difference between tapping -15% to +5 % and -5% to +15% tap. & how can define HV turns on maximun & minimum tap of power transformer.

2 Answers  

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Currently what is the highest capacity (MVA) of SPPg generator available in the market?

0 Answers   SPPG,

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What is advantages of VSCF wind electrical system?

0 Answers  

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How to check the Bushings of the transformer?

0 Answers  

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Difference between on line capacitor and Station type capacitor

0 Answers  

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explain types of electric welding and its applications

0 Answers  

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the grid connection required for a 50 MegaWatt fotovoltaic powerplant is higher or lower than 35kv (high or medium tension)?

0 Answers  

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I have 30KW Motor Starter Panel, System voltage is 480V, So i have to convert voltage 480 to 220V to give the contactor coil. How i can select control transformer, Which rating transformer i can use this panel, what is the procedure, please tell me.

2 Answers  

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why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?

4 Answers  

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why we use shunt in a rectifier system ?

1 Answers  

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