why we step down voltage level from 33kv to 11kv and 11kv to 415v.Instead we can step down voltage from 33kv to 415v directly using single transformer?

3 Answers  

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At what voltage domestic tubelight works?

2 Answers   Cigfil, L&T, MNC,

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What kind of test is conducted commonly for generator? And explain briefly

1 Answers   MAHINDRA,

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is it possible to export & import power in a same transformer.how

2 Answers  

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What is the difference between Surge protection device and Lighting arrester?

6 Answers  

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there are 3 transformers each of 1500 kva and one transformer of 1000kva for a 11 floor building . total otgoing kw is 4066 kw. i need an extra 260 kw .is there any provision for that? what is the max kw that can be connected with these transformers?

2 Answers  

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what is feeder bay?

0 Answers  

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The metal-enclosed switchgear and controlgear is subdivided into three types: 1. metal-clad switchgear and controlgear; 2. compartmented switchgear and controlgear 3. cubicle switchgear and controlgear. What is the main differnence between them. State some example.

0 Answers  

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What is the Difference Between choke & ballast

3 Answers   ABB, ICS Integrated Computer Solutions,

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what is the difference between the electrical and electroncis

15 Answers   TCS,

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is it ok to switch lights from a mcb instead of switches

5 Answers  

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what is the working difference b/w softstarter and Variable frequency drive ?

6 Answers   Parle,

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