Is earthing done for AC or DC or both?

6 Answers  

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Can we get the shock if Power system is unearth means delta type take an rated voltage as 6.6 KV?

9 Answers   Reliance,

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what is the criteria for selection of conductor used for ehv ac electrical dischrge

0 Answers   National Productivity Council,

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what is the difference between earth and neutral?

56 Answers   Bhel, Emerson, HCL, JLL, L&T, Siemens, TVS,

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What is the function of stater in tube light circuit?

2 Answers   SysArc,

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what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?

0 Answers  

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Why current flows in nutral? As per theory there should be no current in 3 ph explain.

11 Answers   Bhel,

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is onbserved the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

1 Answers  

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What is lifting power for 1 wb/m2 and 1 A magnet?

0 Answers   Techno Labs,

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what will be the effect on a bulb in case its connetion is change from live and neutral to live and ground??? 1) in case of single phase AC supply 2) in case of DC supply.......???

1 Answers  

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how we calculate fault current& load factor or fault level&also the leakage current

1 Answers  

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what is unit of inductance

12 Answers   Bhel, Bosch, OSML, Vijai Electricals, Voltage,

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