Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

2 Answers  

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how to calculate busbar size? ex:11000kva main what is the busbar size ?and how to select the correct one

4 Answers  

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Why two phase welding machine is used instead of three phase welding machine.

0 Answers   Merck,

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what is the defination of Cable database? What are the points are considered while preparing cable database? Is there any sample available for cable database?

0 Answers  

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How may I get the maximum current capacity for a particullar size Alluminum or Copper cable if there is compulsion to use?

0 Answers  

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what is the difference between Current transformer & Capacitive voltage transformer

2 Answers   ABB,

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what is meant by slip & where its occur ?

5 Answers   Lanco,

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what is the rating of power generation in india?

10 Answers   Siemens,

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what is thermal resistance of PVC Cable.

0 Answers  

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What is a LBB protection and why it is used?

2 Answers   Gridco,

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how can we chacke adiod in a circuit

2 Answers  

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Why neutral is not used in three phases dol starter

0 Answers  

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