What is PLL? what are it's advantages?

1 Answers   BREB,

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What is Procedure the procedure to select CT's & PT's in 66kV and above substation?

2 Answers   BEL,

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ro plant grundfos bm30type pump.we start the pump using siemens 3rw 4423-1bc44, 30kw soft starter. bur its failier frequently. so we planed to change the dol starter. sp please tell me any budy its possible or not翿შ†

1 Answers  

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what is ground clearence ,what is minimum ground clearence ,i.e present value following in india ,is it changes wit conductor size ,kva rating.surface

3 Answers  

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why the air gap is necessary in the transformer core

1 Answers   Eskom,

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What is the arc. I saw word arc in between sf6 & vcb brakers

1 Answers   Cap Gemini,

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On what principle electric motor works?

0 Answers  

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When calculating the speed of a rotor required for a particular frequency of synchronous generator we use the equation 60f/p Is this p is the number of pole pairs of rotor & do we consider the number of pole pairs in the stator is 1?

0 Answers   UOM,

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why Transformer and DG rating capacity is in KVA

4 Answers   ACC,

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control wiring purpose,standards, ferrule code standard, interlock, schematic, symbol

1 Answers  

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Compare salient pole and Hndrical rotor machines.

1 Answers  

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What is pi controller?

0 Answers  

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