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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Why squirrel cage motor can only use with low starting loads ?

0 Answers   BEC,

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How to decide the rating of CBCT? We have 6.6Kv switchgear & having 50/1 cbct ,i want to know how this 50/1 A came? On what basis we decide CBCT reting?

1 Answers   Cross,

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use of automatic voltage regulator & input voltage of it?

1 Answers  

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what type of insulation is used for over head lines?

4 Answers   NTPC, WS,

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We have laid the single core Armoured cable 7 nos ( 2 each phase & 1 neutral ) to cater our electrical load . the issue is though we have Glanded the cable both the end also givan the earthing to the panel both the end we are facing a heavy sparking at the gland side. what could be the reason.

12 Answers  

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HOW SKIN EFFECT REDUCE THE CROSS SECTION OF THE CONDUCTOR

2 Answers  

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What is different type of Electrical curve and how it protects the equipment's while up-normal situation?

0 Answers  

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Why we connect the capacitor in Delta?if we conect in Star what will happen?

9 Answers  

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What are the types of control system?

0 Answers  

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What is the technical formula to calculate the load taken by a motor in Amperes ?

2 Answers  

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what are the types of 3-ph. generator protection

2 Answers  

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