What is meant by operating sequence of VCB : 0–0.3sec.–CO– 3min.-CO

2 Answers  

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I have a 33 KV sub stn with two mother transformers 33/11 KV of capacity 3150 and 1600 KVA respectively. The total connected load 16809 KVA(11/0.433KV).how i calculate the max current & how i decided the CMD.

2 Answers  

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Write the force balance equation of m ideal mass element.

0 Answers  

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How to Select transformer for 100HP motor plz... With calculation

2 Answers   Rasandik,

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Why we use cosine angle for calculating power factor not in sine angle ?

4 Answers  

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Why Lightning arrester used? Can we use piece of iron as a core material of transformer, if No, why? In CRGOSS material what is meaning of cold rolled grain oriented? Why Impegrenation of Transformer is done? Properties of Insulator? what is phase angle? Testing of transformers (Routine & Monthly)?

6 Answers   NTPC,

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How do we find the rating of a transformer, if it got burnt badly.

0 Answers  

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what will be happen if we apply D.C supply to the transformer

14 Answers   CCBPL,

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freuency meter

1 Answers  

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why voltage drop will occurs in 3 phase line?

12 Answers   ABB, Servo,

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HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

0 Answers   HPCL,

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Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

0 Answers  

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