Answer / praveen kumar gupta

HT side
Over current protection
Short circuit protection
Earth fault protection
Differential protection
Transformer trouble protection

LT Side
Over current protection
Short circuit protection
Earth fault protection

why double earthing is required for welding machine & electrical tools.

7 Answers  

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A simple Question from all.... If Voltage drops then its rated value what will be effect on a Residential load? similarly if voltage rises from its rated value then what will be effects on a load? i know if voltage drops the equipment or device draws more current then its rated what are other reasons ? thanks in advance for ur time.......

1 Answers  

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Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks

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2 Answers  

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what is mean by transition resistance of transformer?

0 Answers  

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1 Answers  

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why motors are rated in hp?

3 Answers  

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What phase difference between p and s winding of transformer

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what are the difference between PLC and embedded

0 Answers  

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