What is formula calculation size cable wire ?

0 Answers  

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what are the protection components on HT Side and LT side?

2 Answers  

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How to design power source say 5KW i/p :415v 3 ph, o/p 5KW constant, variable currnt and variable volatge 10-230v,

2 Answers  

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1)we r having one problem .one dry type transformer(6.6KV/433V)is taking high magnetizing current on delta connected HV side of "U" phase when compared to other two phases.could any body tell the reason why it is happening? 2)why CT secondary side protection core has got higher winding resistance when compared to that of metering core of same CT?

2 Answers  

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explain the operating principles of CVT & RVT

2 Answers  

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what is the dis-advantage of 3 phase 3 wire energy meter?

1 Answers   Exide, Nelco,

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how to select DG set for certain load?

7 Answers   ACC,

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IS it possible for a feedbacksurge to travel over a wireless connection?

1 Answers   HP,

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What is the full form of GSL wire

8 Answers   Bhel, GSL,

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where transformer is installed? a)generating station b)substation c)voltage regulating area

6 Answers  

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what is the ambient temperature of transformer oil & winding?

2 Answers   Reddy Labs,

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What is static Device & Mechanical device? Is transformer a static device?

5 Answers   ABB, Emco,

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