what are the application of over current relay?

2 Answers  

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hoe we can exlain the effect of caoacitor in fans????????

1 Answers  

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WHAT IS THE DIFFERENCE BETWEEN VOLTage and potential diff

5 Answers  

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kindly arrange to send me RRB Bangalore previous question paper for JE/Electrical and JE/Signal I am going to write exam on 2010

2 Answers  

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i need list of swg(standard wire guage) or area of conductor v/s current carrying capacity of conductor copper & alluminium...

0 Answers  

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What is applied voltage for meggering a 6600V HT cable

2 Answers   Sail,

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We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??

2 Answers  

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Is necessary Protection CT, CLASS - 5P10 fitted at Incomer side of main Breaker ? Why ?

1 Answers  

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what are the specifications for Dc cables of higher rating

1 Answers   Reliance,

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what is back trip and re-trip in protection schemes? why these two? define me the exact function of these two?

1 Answers   Siemens,

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wt wil happen if a 120kv line is grounded

4 Answers  

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-How do you select cable size for a given load at a given distance from source of supply. How do you find voltage drop.

0 Answers  

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