Answer / raghavansa

For 220/33kv transformer two winding transformer should use.
Auto transformer should use for transformer ratio is small
2~3 like 230kv/110kv for reducing loss

Transformer's core is made up of which material and why so?

10 Answers   ABB, NTPC,

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what is humming AC solenoid

2 Answers   Seagate,

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Why 11KV/440V distribution supply use for Domestic use?

3 Answers   Essar, Getco, Nissan,

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give me battery AH calculation in U P S

1 Answers  

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Why transformer rating in kVA not in kW?

5 Answers   ABB,

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in how many ways we can make induction motor to run in reverse direction?

5 Answers  

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What is the comparison of PILC and XLPE cable

0 Answers  

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What is the theoretical reason for the size of a zig zag grounding transformer to be 1.732 times less than that of a wye-delta grounding transformer used for the same application?

0 Answers  

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what is the difference between ELCB and RCCB

5 Answers   Concorde, Hyundai,

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what is thresold of perception

0 Answers  

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when we r using 3.5 cable for a bldg. and put laod on each phase using the neutral and neutral is the return paht for the phase so the current of the neutral must be Ir+Ib+iY (return).But the size of the netural is .5 as comper to the phase.

2 Answers  

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why we use the fuse in only one wire? althrough in ac current the current flows in both directions. why the neutral wire can be taken half the magnitude of phase wire while same current returns from neutral wire?

2 Answers   Bhel,

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