How transformer winding & oil gets heat.

3 Answers  

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I am looking for LV CT test. To check the polarity of the CT only. Can you suggest any supplier. Different companies are offering CT/PT Tester which is expensive. Thanks

2 Answers  

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Piezoelectric materials serve as a source of:- A. Microwaves B. Ultrasonic waves C. Musical waves D. Resonant waves

3 Answers  

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Why the output of OP-AMP is always less than Vcc?

0 Answers  

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what is vfd?

2 Answers  

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How will be the single line diagram of series trip HT breaker? how it works?

0 Answers   HAL,

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to calculate voltage drop of cable which current we consider that means full load current or panel size?

2 Answers  

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anti pumping relay function

3 Answers   Hofincons,

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What is min and max voltage between earth and neutral/phase if it perfect earthing?

37 Answers   Epoch, ISS, ITC Infotech, L&T, Power Works, Statex, Sterlite, Wipro,

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how many types of grounding?

7 Answers  

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ht side line to earth voltage

0 Answers   JLL,

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what is the role of frequency in electrical system

2 Answers   Hindalco,

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