Is better to supply the voltage for static exciter from the auxiliary power source or from the SG terminals? And why?

0 Answers  

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when u are given a timer,push buttons and contactor, how do i practically make a star delta control circuit and a direct online control circuit?

1 Answers  

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According to ohms law voltage proportional to current, then why should current rating is low with high voltage rating in transformer?

5 Answers   KEC,

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WHY RATING OF VCB NOT LESS THAN 630A

0 Answers  

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why we used ZNO in Lightning arrester.

0 Answers  

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What are the different auxiliary protections of a transformer?

1 Answers   CESC,

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How will I know that how many batteries I should connect to my UPS unit?

3 Answers  

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why cable i burning without tripping. how can protect led street lights

0 Answers   Cosma,

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what is ACB

6 Answers  

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Why Capacitor & ignator used in MH lamp

2 Answers   Bell,

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why ct secondary side shortlink provided? its open what will happen?while running ?

2 Answers   Essar,

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If Neutral Grounding Resistor (GR) failed/shorted. Is it repairable.

0 Answers  

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