Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

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if power factor comes in leading & showing -0.95. Is there any effect on electrical system? if yes, then please tell me what would be the effects. & how long we keep power factor in leading. Keeping power factor in leading shows more KW & less KVA is it correct or not.

2 Answers   Jakson,

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In D O l starter motor starts as a star connected ,then in star delta starter also motor initially starts as star how come star delta is preferred from dol

2 Answers  

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what is neutral grounding resistor?

3 Answers  

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what happens if we connect two parallel ideal voltage sources across resistor?what is current flowing through resistor?

2 Answers  

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What is ST and specify its range of voltage.

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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what are the standard IR values should be of R-E, Y-E, B-E, R-Y, Y-B, B-R of VCB in closed condition and in open condition for 500KVA & 1000KVA transformers. and what is the acceptable range when tested by 5000V megger.

0 Answers   ME,

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What is the amount of no load current of 630 kVA tranformer voltage ratio 11kV/440V ?

13 Answers  

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how power is generated,and transmitted to our home..pls explain briefly in simple words.

0 Answers   HAL, Subros,

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In a star-star connected h.t transformer why we use NGR on the secondary (l.t)side.

3 Answers   Star, TATA,

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What are :- AC Distribution Board (Single & Double Front) DC Distribution Boards Distribution Board LT Breaker Panel.

0 Answers  

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