what is the working principle/operation/theory of 3-phase rectifier power transformer used in cold rolling mills.

1 Answers   TATA,

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in star delta starter current is 1/3times the delta value how?

2 Answers  

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How much width of the land shall have to be left below the EHT line of 440 kv as per the rule. i am told that a corridor of 35 M width is to be left free below 220 kv line. please confirm

1 Answers  

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What are the causes of motor vibration?

3 Answers   Equate,

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Difference between control junction box (cjb) and power junction box(pjb)?

0 Answers  

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what is the purpose for open delta connection in potential transformer

2 Answers  

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What happen if 200KVAR capacitor continuesly connected to load and all the plant machinaries are not in working?

4 Answers  

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How much current can a 3-1/2 core 100 mm wire carry?

3 Answers   Epitome, Focus, Focus Energy,

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what are effects of harmonics in the three phase a.c power system ?

2 Answers   AIIMS,

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expansion of rccb

3 Answers  

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How dia computation perfomed in cold rolling mills .

0 Answers  

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What is the use of IGBT in UPS & its working??????????

5 Answers   Reliance,

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