why making capacity is more than breaking capacity?

14 Answers   Essar, Indo Asian, Infinity,

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Why 5kv megger used to megger 6.6kv motor or 33kv transformer why not 500v?

2 Answers  

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In our plant we have installed new MCC with ELR and CBCT which is detecting some leakage current in the system but it leading to some confusion when to check that in which feeder which is drawing current we put off the whole panel itself but still CBCT detecting some leakage current so can anybody ans me , where i am going wrong or how to detect whether its actual leakage or CBCT malfunctioning.

0 Answers   Saint Gobain,

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in the directional overcurrent and earthfault protection,normally we are setting the angle 45 deg lead for phase fault overcurrent and -45 deg lead for earthfault fro forward direction.but both the fault are operating on the same angle region only.why?how the relay will response?

0 Answers  

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Please brief me about number of pole in alternator.In single phase alternator coils are connected in star or series. How to calculate frequency for the same.

0 Answers  

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how to test an MCB

2 Answers  

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what is the range of maximum DOL and SDS can be use for pump and fan application

0 Answers  

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can we use 400w coke instead of 250w choke in 250w fittings

2 Answers  

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can any one know is sbi interview based on merit or based on roll number

0 Answers  

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Why the transformers are rated in kva?

11 Answers   Birla, NTPC, Reddy Labs, Vijai Electricals,

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is tree is a good conductor and it may be used for conductor?

3 Answers  

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what is different between synchronous & asynchronous motors

3 Answers  

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