How to confirm the Phase shifting Transformer VECTOR GROUP relation , as below ZNy11.45d10.45-ZNYy0.15d11.15

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why the efficiency of generator is more than the motor in case of swinburne's test????

1 Answers  

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hi Is there any possibilities to find out the rotation of a shaft or something else by using electromagnectic waves or by IR rays.If s then can v change the dir., of rotation of the same by remotely?& how? plz dn't any1 say "NO r CAN'T"

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if any house we instaled a 1.5 ton ac and its phase cable of wiring is installed but netrual cable of wiring not instaed. my question is that is neutual of house(for other wiring is capable for ac load or a sepeart neutrual wiring required

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hello every one, what is the difference between the Kvar and farads, Rating on Power capacitor is for eg: x kvar, and normal capacitor is eg: x farads. what is the relation between these two?

3 Answers  

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Can anyone explain how the vector diagram of a transformer which doesn't have name plate be found whether it is Dy11/Dy5/Yd11 and so on?

4 Answers   TATA,

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design of IGBT firing circuit for 11KV

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difference between ceiling fan

24 Answers   Altius Technologies, Raisoni, TCS, Uni Deritend,

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what is earthed and inearthed cable or system?

1 Answers   CCCL, L&T,

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During FEED, you will have all the information with regards to cable. How will you calculate the MTO for MV and LV Cables? what are your considerations?

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list the type of vfd? wich is sutable for heating kiln?

0 Answers   AluChem,

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How will I know that how many batteries I should connect to my UPS unit?

3 Answers  

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