Why Lighting transformers are used? what will be the current if lightings connected through direct raw power?

1 Answers   BMM,

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What difference between MCB,MCCB,RCCB,ELCB please explain briefly with its rating.

3 Answers  

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why air handling unit interloking in case of fire

3 Answers  

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how ups works ? various parts of ups and working principle

0 Answers   Serco,

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What is the necessary condition for stability.

0 Answers  

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What range of speed can you get with the field control method of speed control of d.c. Shunt motor?

0 Answers  

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what is meant by leakage current of a capacitor?

1 Answers  

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what is ideal transformer?

5 Answers  

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is it possible to give the total load from the supply generator's maximum in practical?

2 Answers  

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what exactly commisioning work does in electrical site work... LT side?..

0 Answers  

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1 “earthing” for bonding of equipment and circuits to common plant earth electrode potential, 2 “protective earthing (PE)” when this bonding is required for personal safety provisions 3 “grounding” for interference suppressing bonding of screens, sys-tems with ground level 4. low-impedance earthing ? 5.primary earthing system and secondary earthing system what is that? 6.earthing electrode or mesh net earthing electrode ? very confusing , simple but very informative help required ? i will be very very thankful to you guys.

0 Answers   ABC,

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what is the Earth Voltages in Power Plants, Sub-stations, Industries, Residential & Commercial Buildings.

0 Answers   Power Grid,

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