why 6.6,11,22,33,66kv? what basis they have considered?

5 Answers  

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What is current chopping in CB?

1 Answers  

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in ONAN type transformer winding temperature is lower than oil temperature at evening time but morning winding temp is higher than oil temp what is the reason?

2 Answers   Areva,

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why transformer core is eathed?

7 Answers   ECE,

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If a surge divertor is required to be protected by 32 amp C Curve Circuit breaker does this limit the amount of protection from surges that you will acheive

0 Answers  

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How to make vector group test of transformer?

2 Answers  

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what is meant by neutral Ct of a transformer and how it connected in transformer

4 Answers  

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can anyone help me regarding bout Electrical designs and calculations .. which text book should i follow as i am a trainee engineer.Description of my work which is Electrical designs like cable sizing, lighting, lightning, Gensets sizing, motor sizing, transformer sizing, generator sizing, circuit breakers, PDB MCC PCC SLDB MLDB panels, Single line diagrams mainly, substation desings, cable routing and layouts, reactive power compensations, power factor improvement, voltage drop calculations, power generations, power transmission, power distributions all calculations.Please help me

3 Answers  

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How do i calculate sizing of transformer on didstrubution load for high rise building.What should be MVA Rating of MV Panel feding by 122 kv.

2 Answers  

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what is need of air gap in expansion section in busbar?

3 Answers  

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How to select a cable size for particular load?

0 Answers   Amit Enterprises, Takasago Engineering, Techno Electric and Engineering,

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is all the servo motors having brake?please specify which servo motors having brake for stop on position and which are not.

0 Answers  

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