What is the function of a pressure Switch in a Substation?

2 Answers  

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why is it that the HT motors & motors having very low kW rating(<1kW) have windings connected in STAR, whereas the motors having in between kW ratings have DELTA connected windings??

5 Answers  

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Direction of flow of active power and reactive power with logic?

0 Answers  

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why tan delta test is carried out in the power transformer? which parameter are measure?

1 Answers  

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what is interfacing in computer studies?

0 Answers  

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How to calculate phase to phase difference in 33KV Line ,11KV Line etc.

1 Answers  

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what is the use of neutral?

14 Answers   IOCL,

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what is use of starter motor in DG ?

2 Answers  

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I want to know the standards for earthing system as per IEC, BIS & IEEE.

2 Answers  

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why rotor winding in induction motor is not earthed. normally we uses star winding in rotor .why?

3 Answers   Anglo Platinum, TATA,

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In Slip ring Induction Motor we use Liquid Rotor Starter for Starter Every Time Liquid Filling we need add Soda Sodium Carbonate or only Distilled water is Enough.

2 Answers  

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what is relation of rpm with Power supply? rpm directly Proposational to power ?

2 Answers  

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