What is the formula for calculating no-load current?

0 Answers  

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th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

0 Answers   HMC,

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is it possible to use a tranformer to regulate an unstable system voltage?

3 Answers  

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Kindly give the brief explanations for checking 12.5 kvar 440V, 25 KVAR 440V, 12.5KVAR 690V, 25 KVAR 690V capacitors microfarad values. what is the microfarad values for the above four type of capacitors, and give the formula explanations briefly. I know F-50HZ, voltage, and capacitor.

1 Answers  

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How to find the voltage drop for short,medium,long transmission lines of a 33kv sub-station?

1 Answers  

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If there is major % of Voltage harmonics in the system, how can it be control or reduced?

0 Answers   JCN, Wipro,

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C.S.R. and where are they use in electrical systems

1 Answers  

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How to covert the ac to dc and how to control the dc output?

3 Answers   ABB,

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how to set earth fault relay

1 Answers  

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as per IE stranded what is max voltage between neutral to earth. 100 kva transformer neutral solid earth. min and max values i need to ans for RTI question

2 Answers  

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in the farm,water tank of 8000 litter capacity situated in 12 meter above.Farm owner want to lift 7000 litter of water within 7 minute to water tank of 12 meter above.which motor having HP rating is suitable for pumping??

1 Answers   ABB, Anchor, Havells, Keltron, KSEB, L&T, vguard,

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what is the safety of voltage power transformer(2250KVA0

0 Answers   Emerson, Jindal,

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