what is ICU and ICS in breaker ratings

1 Answers   QAFCO,

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what is the phase voltage and line voltage in 2 phase power supply?

1 Answers   EID Parry, IBM,

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why -48 volts dc used in telecommucation

0 Answers  

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What will happen if we parallel two transformer with different %impedace?

3 Answers  

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why we can turn on the phase-A scr in 3 phase converter at 30 degrees

1 Answers   JSW,

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what is the name for a meter/tester to measure the paint quality in electrical panel or wall?

1 Answers  

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what is necessity of using isolation transformer?

4 Answers   NTPC,

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Why 30kw 40 hp 4 pole 3ph induction motor over heated?any steps on reduction in heat?

0 Answers  

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what happen if we give square wave instead of sine wave to the transformer

8 Answers  

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wat s the electronic device used in the fan regulators recently?

2 Answers  

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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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how does relay works?

16 Answers  

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