Answer / shashi

P=1.732VI
SO P=75KVA(75000 VA)
V=220 V
I=236
Considering safety you can lay aluminum cable of 240 sqmm or 95 sqmm copper cable

Answer / raja

4c x 50mm² Armoured Cable + 1c x 25mm² Earth Cable

Answer / essemmay

thanx raja..is it possible 50mm2 for both side cables..incomer and outgoing of the transformer, since the incomer voltage is 380 and outgoing is 220, so the same size is enough??

Why HRG and LRG used beside transformer, what is the purpose

3 Answers  

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what is the difference b/c choke and ballast?

1 Answers  

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What will happen if the d.c. Shunt motor opened accidentally running on no-load has its shunt field winding?

0 Answers  

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how to claculate earth strip size for 1500kVA transformer for neutral and body

4 Answers  

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What is excitation?

2 Answers  

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Why 4 pole generator generates more power and 6 pole generates less power campare to 4 pole

2 Answers   Julius Berger, Suzlon,

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why voltage rating of transformers are in multiples of 1.1?

3 Answers  

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What are the effects of armature reaction on a DC machine and discuss the various methods to reduce the effect.

1 Answers  

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What is Phase margin?

0 Answers  

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How will polarity test of Dy5 Transformer ?

0 Answers  

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Which. Type of motor used in. Fan

10 Answers   Bajaj, HCL,

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For example, if I use Star delta transformer for distribution, Can I Connect 230 V lighting load bewteen secondary phase & primary neutarl. What will be the effect, if I connect in this manner?

2 Answers  

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