when we given 3 phase supply to ups system, but out put comes with 3 phase + neutral how it possible? pls explain.

3 Answers   Enzen, Juniper Networks,

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WHAT IS SERVO MOTOR

1 Answers   Fluxys, Infosys,

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CAN WE GENERATE AC WITHOUT DC EXCITATION?

1 Answers  

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Define branch?

0 Answers  

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why the AC or DC motor takes high starting current?

2 Answers  

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What are the voltage values for LT,HT,EHT and other voltages??

22 Answers   INEL, MNC,

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If I want to use capacitor banks at HT (11 KV) side for maintaining power factor then which type of capacitor should I use? Plz give me the specification?? (I am using 1250 Kva transformer (11 KV/433V)).

2 Answers  

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is dc transformer is possible ?

4 Answers   Jyona Power,

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what does the regenerative braking mean?and how it used for Dc motor? thanks.

2 Answers  

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why one side of tubelight glows after switch off ?

1 Answers  

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What is OLTC in transformers and what is its function?

4 Answers  

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cb used in railway applications is?

2 Answers   NTPC,

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