what purpose to use excaiter in DG.?

0 Answers   TATA,

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What is minimum permicible value of leackage current for LT Panle when applying voltage up to 3 KV for 5 Minuits?

0 Answers   BFL,

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why all transformer colour is same?

3 Answers   OPTCL,

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what is maintenance?how to explain

0 Answers  

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I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?

0 Answers   US Electrofused Minerals,

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what is the meaning for va and how it is generated

1 Answers  

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what is transient voltage?

0 Answers  

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how a DC clampmeter works if DC cant b step up r down?

1 Answers  

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CAn any one can tell me what is the operation of ceiling fan and how it will start

2 Answers  

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In Power Line Communication (PLC) the wave trap is used to block communication signals from entering neighboring lines. My question is this: Why do they allow for different filtering arrangements on these wave traps? Isn't it always going to be a low pass filter since we want the power frequency to go through, and the comm signal blocked?

0 Answers  

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Do you know how to joint the H.T and L.T Cables?

23 Answers   KESC, MGVCL, Nokia, Oil Country Tubular, Power Control, SAGT, Siemens, Simco, Vivek Engineers,

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how can we minimize the off load losses of a distribution transformer which is required to be energized 24x7 ?? capacity of the T/F is 1250 KVA and off load losses are around 2.0 KW.. can we use capacitor bank at the secondary of such a T/F to overcome off load losses? please elaborate briefly...thanks

2 Answers  

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