wat is d first thing to be seen 2 lay a cable in a particular area??

1 Answers  

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Dear sir, In our plant have Station Transformer having capacity,i want to know, why LV side 40 - 40MVA is given? & how we can get 6.3 KV supply from tertiary(i.e. Open delta connection), Vector Group YNyn0 - yn0 +d MVA Rating 80MVA / 40 - 40MVA + 26.7MVA Voltage rating 420 (Tap range +6,to -10)81.25% /11.5KV - 11.5KV +6.3KV

0 Answers   Bhel,

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why t/f are rated in kva. is it conserned with p.f.

3 Answers  

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why we use to transmit the power in three phases intead of single phase ?

5 Answers  

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how can we chack a capacitor in acircuit

2 Answers  

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In which working principal temperature transmitter work.explain in detailed.

0 Answers  

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our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage

4 Answers   Gannon Dunkerley,

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howmany types of compresor is there? and how to calculate compresor capacity?

3 Answers  

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Why the motor was take the starting current is high?

3 Answers  

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if 1hp jet motar drop voltage when start from 220v to 120v give the reason and solution.

1 Answers  

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What is distance protection relay? where & why we use this relay?

2 Answers   Siemens, UltraTech, Voltech,

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Why Magnetic Core Balance test is performed only on Star side of Transformer and not on Delta Side of Transformer (Vector Group Dyn11)?

1 Answers  

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