If a Power Transformer Fails and the transformer manufacturer suggest that "Do all electrical test on the transformer?". What are the test to be conducted in this condition?

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What conditions are required for a transformer to operate at low frequencies ?

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what are the usual topology of transformers at different substations in the power system and why that particular topology is choosen. what are the limitaions of that topology?

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What are the advantages of skewing of cage rotor conductors?

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What size cable is used for HT cable to the transformer of 630kVA, and the supply voltage is 11kV

2 Answers  

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Why we apply 100ADC for contact resistance measurement?.If we apply AC what will happen

4 Answers  

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can we use 220 volt 15 w a.c. lamp on 220 volt d.c.

6 Answers   TCL,

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what is the solution for meger test failed the MV cable?

1 Answers  

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If the soil resistivity is more large, how can we earthing our 11 k.v. transmission line?

2 Answers  

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what is the working of ups.

7 Answers  

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Why a Permanent Magnet Generator has higher frequency as compared to frequency of main alternator?

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Is ground earthing required for neutral conductor of a prime mover ie DG set?

1 Answers  

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