Why is tan-delta test and capacitor measurement done on alternator?

0 Answers   TD Power Systems,

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What is the role of power pack in substation protection system?

0 Answers   Facor,

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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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why is the transmission voltage is multiple of 11?

4 Answers  

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what is impedence (Z) of transformer, what indicate in transformer , which perameter indicate in transformer

5 Answers   CTS, Suzlon,

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What does a Bode plot tell you?

0 Answers   GE,

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why the crow do not feel the current in overhead line when it sits on the wire??????

6 Answers  

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why colour of electrical equipment( like transformer) is grey

10 Answers   Trident,

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why the no.of slots in stator in not equal to the no. of stator in rotor in induction motor????

4 Answers   Jindal,

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what is motor?

2 Answers   UIU,

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IF i have switchgear with busbar current rating of 1000Amp 35kA then is it necessary to have outgoing breaker kA rating to be equal to busbar kA rating?

6 Answers   L&T,

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How many types are using in 220kv/400 kv swith yard

0 Answers  

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