Spacing of Transformers ratings are 10kva,15kva,25kva,63kva,110kva,150kva .........so on Q) Why transformer are not manufactured having ratings in between or other than these standard ratings ?

3 Answers  

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what is the working difference b/w softstarter and Variable frequency drive ?

6 Answers   Parle,

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How can a transformer test by megger?

1 Answers   Bosch,

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what r substations?what r there work?why voltages r incresed and then reduced during distribution of power

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We have a couple of oil tanks at our plant. One of them does not have a lightning arrester installed. My question is it necessary to install an arrestor on every tank or will this particular one be covered by the arrestor installed on the ajdacent tank, Since all the tanks are close to each other. Basically, I want to know that if these arrestors or protection works in a parituclar area of effect or influence. Thanks

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what is over frequency protection

1 Answers  

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what is meant by the phrase 'static load' in case of shorting in a generator excitation system?

0 Answers  

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how we have to calculate the short circuit current for 33/11kv 2mva, 7.5% Z, Transformer primary side breaker and secondary side breaker short circuit current for both sides?.

5 Answers  

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what is the cause of voltage dipp or swell in the transmission lines?

0 Answers  

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how DC motor operating in detail .pls any one guide me .iam not clear idea about that .thank u

2 Answers  

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what sort of general awareness questions are asked in o.n.g.c entrance exam?????????????????

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does any one know where we can purchase insulation oil for high voltage oil filled cables

0 Answers  

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