What is fault level?How it is calculated and how it is Expressed?

2 Answers  

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How much must be gape bitween 2 cable on cable tray?

1 Answers   El Seif,

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what is the meaning of 1250 KVA Trasformer

2 Answers  

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In Induction machines which type of emf is induced ( statically or dynamically)?

1 Answers  

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What are the different sizes of cables for H.T and L.T side of supply?

7 Answers   Bhel, BSES, Karthik Industries, Lanco, Nedco, Shilpa Electrical Engineers, TATA, Torrent Power,

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For a 6.6kV Motor it is recommended to do megger test with 500 V d.c and not more than 5kV d.c but the Hi voltage withstand test should be performed by 12kV AC. Why the dc voltage test should be limited but AC voltage withstand test could be with such a high voltage?

0 Answers   Hormozgan Steel,

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why series motor cannot be started on no-load?

6 Answers  

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what is the purpose of vector group in a transformer ? if 2 tranaformers r connected in parallel the vector group is same or not? for parallel operation 2 transformers of different manufacturers maintain same vector group or not?

3 Answers   Orchid,

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explain PV modules in solar energy generation.

0 Answers  

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how much excitation voltage required to generate 1mw power?

0 Answers   Saudi Oger,

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what is the usage of microcontroller in the panel board?

0 Answers  

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how rating of transformer is selected for any new plant/what kind of load is cosidered/what kind of fadtors are considered/ pz give standard procedure

2 Answers  

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