How a ship getting grounded

2 Answers   Deltin Jaqk,

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How frequency meter measuring frequency? What is the principle of frequency meter?

2 Answers  

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Can somebody tell me the type and amp of transformer used to implement 600VA UPS? Thanks in advance.

1 Answers  

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Write down the design procedure of commutaj.

0 Answers  

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in a distribution board,if we have a load and we have selected a cable after making all calcs (Deratings and V.D , ect...) the cable we have selected was 10mm.sq. now, shall the internal cable inside the switchboard should be 10 mm.sq Like the external or it can be Less???? if somebody have an specs or information he can help D:

1 Answers  

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What are the difference between C-Curve and D-Curve for MCB's.

17 Answers   ABB, DLF, Essar, GK companies, Nissi Engineering Solution,

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if its possible for step up or step down DC volage directly ? possible means how we can do it ?

5 Answers  

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how to select power and control contactor .

1 Answers   Bhel,

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how to calculate power

3 Answers  

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What is power transformer?

3 Answers   Welspun,

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What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

0 Answers  

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how to calaculate the amps in transformer ?

2 Answers  

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