Answer / arif latif

in modern transmission and distribution we use 3 phase bcoz
its economically best and more efficient compare to single
phase or two phase.

what is meant by LT & HT?

5 Answers   ABB,

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Difference between SFU & FSU with advantantages & drawback?

1 Answers  

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A powerplant has 8 gensets operating in grid parallel mode. In one genset sometimes there is pf variation and kvar variation. The plant operates in pf mode. When this variation is onbserved the load is stable, voltage is also stable, freq and genset speed is also stable. How will you check the functioning of pf card. What shall be the ideal output vdc of the pfc, from there it is input to AVR?

1 Answers  

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whose motors self starting synchronous or Induction motor?give fact reason why not self starting another mother

2 Answers  

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How much ampere rating on LT side of distribution transformer and also on HT side of 200KVA transformer

2 Answers   ABB,

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Enlists the applications of sampled data systems?

0 Answers  

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how can we test the vector group of transformer

1 Answers  

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what do u mean by PS-0.2-5P class of Ct

3 Answers   ABB,

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What will be the size of cable required for 5.5 KW motor ( Full load current 10 Amps approx.), Starting current with DOL is 120 Amps. Aprrox. Short circuit current with LLLG fault is 2000 Amps Approx.

2 Answers  

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how to decide the load on secondary of the tranformer

1 Answers   DLF,

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What happens when generator is running with leading power factor on it say -0.96. what are the effects of it on alternator and the other generators operating in parallel to it.

2 Answers  

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In brushless excitation system how generator field current is measure even if the slip rings are absent?

3 Answers   Adani,

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