What is the most accurate way of testing ELCB?ELCB is better than RCD?

0 Answers   GECO,

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how to increase or decrease speed in DC shunt motor by DC convertor

0 Answers  

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our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage

4 Answers   Gannon Dunkerley,

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What is the use of mc( moving coil) in dc voltmeter and dc ammter and what is the use of ( moving iron)in ac voltmeter nd ac ammeter

0 Answers   HCL,

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1. what type of winding of slip ring ac induction motor rotor and why. 2. how the heating element use in two phase (415 volt)and what rating of element, you prefered.

1 Answers   Simbhaoli Sugars,

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One B.O.T Unit ??

10 Answers  

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What is the need for a controller?

0 Answers  

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Difference between single phase and three phase?

1 Answers  

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What is switching over voltage?

1 Answers   MEIL,

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why the current leads voltage in the case of a capasitor

9 Answers   Infosys,

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whats the formula for convert KVAR to FARADS

2 Answers  

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How can make a star delta with Rstar delta feeder ( ( 4contactor & one timer ) pls answer with digram (power &control digram)

1 Answers  

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