is there any chart showing the suitable cable size according to AMP and length ? for three phase motors

0 Answers  

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difference between local breaker backup relay or backup protection relay ?

1 Answers  

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% voltage variation in distribution a)1% b)5% c)10% d)15%

2 Answers  

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A system absorbs 100 k J of heat and the increase in its internal energy is 100 kJ; the work done is

0 Answers   Caterpillar,

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Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks

0 Answers  

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A TRANSFORMER 440/400V,DELTA/STAR CONNECTED.THE NEUTRAL CONNECTED WITH GROUND CABLE THAT IS DIRECTLY CONNECTED TO THE PANEL,FROM PANEL IT IS CONNECTED EARTH PIT.IS IT RIGHT? IF IT IS RIGHT LEAKAGE CURRENT AFFECTED.SECONDATY IS PROTECTED WITH EARTH LEAKAGE RELAY.

0 Answers   Jindal,

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which gas is filled in CFL

7 Answers   Lumax,

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how do we select a copper power cable for a 10 HP, 1440 rpm, 440V, 3 phase AC motor?

4 Answers   Rolling Mill,

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what is meant by dielectric breakdown ? where we using HV test kit & what purpose?

3 Answers   ITC Infotech,

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What happens when reactive power enters a system?

6 Answers  

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can anibody tel me on what basis the transformer vector groups are determined????

1 Answers  

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If one d.g. is unable to take full load of system, then second d.g. will take care of partly Load.for this condition RPM of both DG set should be equal.By using Synchronization panel RPM of dg sets are match, is it true?

1 Answers  

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