Rccb trip or not with out neutral connect in three phase welding machine

1 Answers  

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why voltage rating not mention at HPSV or HPMV lamps?

2 Answers   OPS,

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How is Grounding or Earthing achieved in Planes and Automobiles?

3 Answers   ABC,

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is there any chart showing the suitable cable size according to AMP and length ? for three phase motors

0 Answers  

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Transformer not operated in dc ! why?

10 Answers  

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Can we test the alignment of End shield and stator of turbogenerator without rotor insertion? Also how to fix maintain the alignment at site installation?

0 Answers   Deccan Cements,

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How to select cable the size, what is the parameters use and what is the formulas use for this cable size calculation?

0 Answers  

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What is the basic difference between 90% stator earth fault and 100% stator earth fault, and its phenmenona?

4 Answers   Reliance,

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what is mean by live tank and dead tank in current transformers?

1 Answers  

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Why the frequency of ac in india is 50 hz but in some other countries it is 60 hz.

0 Answers   BARC, Fedco, Qasco,

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what are the types of sus station ?

13 Answers   NTPC,

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can a motor acts as a generator

8 Answers   Cummins,

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