can a 150 kva 3 phase 440v/230V delta-wye step down transformer can be use as step up transfoermer with connected loads at 440v side?

0 Answers   RD Square,

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what is the meaning of neutral displacement ???

0 Answers  

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What will be the effect of in HT XLPE 220 KV cable when one side of the Armour/cable ends are not grounded. Will there is difference between 3-phase voltages? like: if A. Both End of Cable grounded Phase Voltages:- V1=219 KV, v2=220 Kv, v3=220 KV. B. One End is grounded other is not: than Impact on Phase Voltages:- V1= KV, v2= Kv, v3= KV. Remain same or unchanged??

3 Answers   Jamshoro,

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What is the difference between switch gear and control gear ?

2 Answers   QU,

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In secondary transmission i.e., in distribution side, supply for homes are connected through different phases in order to balance the 3 phase load. But in practical we saw nearby house doesn't have power due to single phasing. But other two phases give supply. How it's possible? it doesn't make "single phasing"?

1 Answers  

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why any centrifugal blower draw more current in starting. consider id fan and fd fan?

0 Answers  

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Why power factor does not occur in DG set ?

6 Answers  

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whatis the test procedure for lightning arrester which was installed one year back. i want check it whether it is working or not.

1 Answers  

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can we ran equipment up to 10kw between phase to grounding/ earthing. beside above can we use grounding instead of neutral. .

1 Answers   TNEB Tamil Nadu Electricity Board,

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Define non-touching loop.

0 Answers  

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basic princple of induction and synchronous motor

1 Answers  

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why battery set is required for D.G.set?

7 Answers  

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