why secondary of transformer always grouded?

1 Answers   IIUC, Sodexo,

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Can we install and run MCCB suitable for 440v 3Phase 4wire system, on a 220V 3Phase 4Wire System.

3 Answers  

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What do you meant by soft start?

1 Answers  

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Hai I have 2500KVA,Transformer,13.8KV/380.DELTA/STAR.How much load that I can take interms of current?How can I calculate also when I have loads in KW?

10 Answers   L&T,

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How to test the vector groups of 3 winding transformer & phase displacements

2 Answers  

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in shunt clippers why a resistor is used in sereis with the input

0 Answers  

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what is the temperature rise test? explain in brief.with formula.

1 Answers  

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WHAT IS MEANT BY DERATING OF THYRISTOR?

0 Answers   TATA, Trane,

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Hi to u all : Friends: Why when operate on 2 phase welding machine the power metr goes reverse ?? the meter is god on other loads. thanks

2 Answers   Gedco,

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why we are called the 4-20ma transducer,not 0-20 ma transducer??

3 Answers  

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1 ph induction motor winding priniple and connection diagram?Similarly for 3 ph induction motor?Full description

0 Answers  

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how can we measure 220kv or more than these voltages ...?and also how can we conform whether we r getting 220kv from generating stations throuth the h v transmission lines?

1 Answers  

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