What is the distance b/w R&Y phase in 33kv T.line,11kv &440v

1 Answers   NTPC,

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For a three phase induction motor, what will be the effect on motor if the neutral of the system is shifted to say 20 deg.?

0 Answers  

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how megger step up the DC voltage

1 Answers   Voltech,

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r we are using in gas turbine mark (5) frame (6) (made in india Bhel 1997) Ā

0 Answers  

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What are the procedures followed for underground cable laying.....???

2 Answers   KSEB,

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What is maximum load capacity of 800 VA inverter?

5 Answers  

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ohms law aplicable

16 Answers   APGenco,

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How to choose size of the cable w.r.to current carrying capacity ...

0 Answers   L&T, Saams,

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If a air condition consume 2.50 to 3.00 amp then how much it will consume in watts if it is running 10 hours out of 24 hours????

0 Answers  

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Why is better to have a minimum ceiling voltage of 250% than 160%?

0 Answers  

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technical questions asked by visa steel interview plg get me!

1 Answers   LG, Visa Steel,

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How to find Cable size? Caterpillar generator produce (Two generators) 127*2=254 amp at 11 kv . What would be the cable size (XLPE) to supply 256 amp at 11 kv? Air or surrounding Temperature is 32 degree C. Cable will go under ground at 2.5 feet depth. Group Rating Factors is 3 cables. Clearance between cables is 7 cm. Soil Temperature (Ambient) 28o C Soil Thermal Resistivity is 1.2 K.m/W I would like to use 3 separate single core instead of using 3 core cable. Some says I should use three separate single core 120RM cables. Some says 70RM .some says 95. I m totally confused. Is there ant specific rule to determine cable size? What would be the LT cable size to flow 500 Amp current? Ifte My e mail address is ifte13@yahoo.com Anyone please send me the answer to my e mail address, i will be very glad.

1 Answers  

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