why the insulators are in cofee colour???

4 Answers   Visa Steel,

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state the functions of different parts of star delta starter.

1 Answers  

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230v AC & 230V DC which is more dengerous for getting a clectric shock between this two voltage?

5 Answers  

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we can stepdown the voltage from 230/12v ,and we use the voltage for various electronics components why can't we step up the voltage from 12/230v if we can shall we use the voltage for domestic single phase supply

5 Answers   Areva,

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What are the difference between C-Curve and D-Curve for MCB's.

17 Answers   ABB, DLF, Essar, GK companies, Nissi Engineering Solution,

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what is KA rating and how can we choose switchgears on applications

0 Answers  

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Transformer calculation

1 Answers   Aramco, LMW Lakshmi Machine Works Limited,

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Transformers with dc supply

4 Answers  

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to calculate voltage drop of cable which current we consider that means full load current or panel size?

2 Answers  

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howmany insolaters needed in 66kv line

9 Answers   Essar, L&T,

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what is the minimum dielectric stregth of transformer oil.

25 Answers   HP,

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1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????

2 Answers  

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