What is the electrical difference between Earthing Switch (ES) and Maintenance Earthing Switch (MES)?

1 Answers  

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how can we find a burden of potential transformer? what does it effects? how can we calculate rated load of it?

4 Answers   Areva, KPTCL,

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what will happen if a 3 phase motor is connected to a single phase circuit and vice versa?

3 Answers  

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Explain how you intend to work under pressure to meet up with deadline target?

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operation principle of a generator? Gss, Diesel and HFO which is better and why?

1 Answers  

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Dear sir, my knowledge about cable size determination is limited. Though I read examples I could not calculate the Cable size required for electric driven pump 40 KW, 380 Volt, 50 HZ, 50 meter from transformer and it is three phase star delta starting. Please help as there is no one in my surroundings to help.

0 Answers  

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why transformer rating is expressed in kva.

4 Answers   Electrosteel, L&T,

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When lag/lead/lag-lead compensation is employed?

0 Answers  

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Hi, My question is our total motor load is 55 kw.so what cable size required for main supply. Please reply

1 Answers   Maryam Enterprises,

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In an ideal transformer no load primary current I0 A lags behind V1 by 90 degree B is in the phase with V1 C leads V1 by 90 degree D lags V1 by 45 degree

1 Answers  

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if i have 5kw,9A,three phase induction motor,if i want to install it 100 meter away from its feeder,how i will culculate cable size for this load.

2 Answers  

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what is the value will come when megger the phase to phase ,phase to neutral ,phasae to ground ?

3 Answers  

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