whatis the commertial spec. of distribution boards ?

0 Answers   Bosch,

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Why the suply frequency in INDIA is 50HZ

5 Answers   HCL,

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why the crow do not feel the current in overhead line when it sits on the wire??????

6 Answers  

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why in india the voltage generate multiply by 11,,,like 220v,440v,11kv,33kv,66kv,220kv,

3 Answers   NTPC, Servotech, Tata Power,

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We have 420volts, Diesel gen-sets each 750kva 4nos. we are operating with bus bar duct having 10x150mm for each face 4nos. our question is what is the minimum gap required between each face? is there any satutory regulations?

1 Answers   Alliance One,

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Does the hysteresis loss is due to retentivity property of the material? or it is due to reluctance property?

2 Answers  

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What is the difference between synchronous asynchronous memory?

1 Answers  

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Why we are using Isolation Power Transformer inplace of commercial power transformer? What's the difference between them?

0 Answers   UPCL,

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on which power factor synchronous motor run

2 Answers   Bhel,

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We are planning to synchronized DG's with our captive plant in the event of black start of plant, but before sync we checked voltage of DG with our plant voltage and it varies from 5 V to 450 V. So in this condition how we can sync DG with plant ?

0 Answers  

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Why phase sequence must be same in any ht motor or generator circuit?if phase sequence doesn't same whatever will be affect on circuit?

0 Answers  

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why is power supplied in 3 phase only? why not in 2 or 4 phases?

11 Answers  

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