When should I use earth leakage circuit breaker for incomer and when should I use it for each feeder seperately?

1 Answers  

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In a circuit a capacitor (paper capacitor ) was burned due to over voltage in this case can we replace that type cappacitor with other tye capacitor ?

1 Answers  

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In DC motor,the field MMF is given by NI.N-no.of field winding turns,I-excitation and both are constant.Then how could the main flux decreases due to armature reaction.

4 Answers   Bhel, IBM,

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what is the maximum current rating in india for home?

3 Answers  

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what is the charging battery current of 80 kva UPS/100AH bocket make battery.

4 Answers  

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what is the difference between neutral

10 Answers  

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what is the role and fuction of automatic transfer switch in rotary ups

0 Answers   Dynaspede,

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What is Harmonic affects in power system. what is unit of harmonics and how to measure it. how much value should be in power system.

1 Answers  

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what is kvarh? Please difine it With calculation

3 Answers   GM General Motors,

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What is the difference between Welding Transformer and Normal Transformer?.

2 Answers   DAE,

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What is thermal overload relay

2 Answers   Tech Mahindra,

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1 amp means-how many electron flow per second. ?

2 Answers  

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