Answer / kevinjoh27@yahoo.com

core type transformer is commonly used for power transmission

raleigh method

0 Answers  

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Please explain open transition and closed transistion system in Star delta Starter?and also the state difference of both?

4 Answers  

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Why we say three phase voltage 440v.

2 Answers   VDP,

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Can any one give an explanation about rating factors of cable? if we are laying the cable on the air with an temp 15 degree then rating factors will be 1.15 and if we are laying the cable on the air an temp 60 degree then rating factor will be 0.76 please describe it and what is the difference between rating factor and derating factor?

0 Answers  

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How can calculate the daily electrical consumption of 7.5 HP motor, if the moter runs 24 hrs continiously. Also have to know about 3.5 hp chiller.

0 Answers   Wipro,

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How do performance buccholz relay testing in power transformer

1 Answers  

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please tell me when we start motor without load in star or delta connection whose current above condition,pl write formula

0 Answers   Foxconn,

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What is the criteria in selecting Air circuit breaker(ACB) & Moulded case circuit breaker(MCCB) for a particular range?

3 Answers   DLF,

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if only one generator is running in droop mode parrallel with grid and suddenly grid breaker off what will happen? It will trip o/u freq or stay as it is? (urgent)

10 Answers  

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What is the name of oil which is used in transformer?

3 Answers  

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What is the clear distance between a MV panel(rear side) and wall.

3 Answers   L&T,

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if i am in front of transmission line how to know that current direction without any equipment

0 Answers  

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