why generaters need four earthings

5 Answers   Sasken,

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diff. between star, delta connection?

4 Answers  

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how to calculate the Neutral transformer impedance?

0 Answers   Schneider,

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What is d diff. btw Online & Offline UPS???

4 Answers   Emerson,

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what is mean by drives?

0 Answers  

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Type of cable insulation?

3 Answers   Essar,

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why would the rotor rotate at sub synchronous speed against the direction of rotating flux when d rotor of 3 phase IM is connected to 3 phase balanced supply and the stator windings are shortcircuited ??

0 Answers  

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What is star-delta transformer?

0 Answers  

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please I wont know how to calculate the vector group for power transformer ZNyn11 best regard.

0 Answers   Al Rasikh,

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What is the clear distance between a MV panel(rear side) and wall.

3 Answers   L&T,

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IN a transformer during power supply how the LV and HV bushing works??

3 Answers   CSEB,

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Wy transformer ratings are in multiple of 11 always?

2 Answers  

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