WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.

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what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

0 Answers  

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How can we calculate the cable size??? plz give the formula !!!!!

3 Answers  

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A cable with concentric PE conductor must be used with frequency converter circuits what does its means.?

0 Answers  

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What is Generator Protection & Transformer Protection?

3 Answers   Areva,

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CTs Ratio

2 Answers  

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for 24000kv transformer what is the value earthing resistence?

1 Answers  

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Why capacitor is blow when I am starting motor ?

1 Answers  

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One 15kw motor Why we used star delta feeder?why not used DOL please explain in details

3 Answers   BMM Ispat, GSK, Pitti Laminations,

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WHAT IS TANK CKT.?

4 Answers  

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what is general test conduted by transformer

8 Answers   Wipro,

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why we use 25 kv in railway .not 11kv, or 33 kv

2 Answers   ISRO,

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