Answer / biswajit_panda

IGBT is nothing but a switch,we can use even MOSFET instead
of IGBT.but the thing is that,IGBT has faster switching
speed,otherwise called the operating frequency,hence the
performance and efficiency of the UPS system gets improved

Answer / shaikh_mohammedfarhan

full form of IGBT Insulated Gate Bipolar Transistor

how CBCT works?

1 Answers  

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In transformers Which type of connection is preferred for harmonics to be minimum. primary : secondary star without neutral:open delta star with neutral :open delta star without neutral: delta star with neutral : delta explain why

1 Answers   Genco,

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160 kw motor running use 2R* 150 SQ mm cable

0 Answers   ID,

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why we used capacitor in induction motor?

4 Answers   Mitsubishi,

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what to do with nuetral when Generators are running in parrellel

11 Answers   APTransco,

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how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size

0 Answers   Tyco,

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How to decide the input and output circuit breaker for a 1600kva transformer.Is there any calculation is involved.

5 Answers  

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What is the advantangeous over SFU (switch fuse Unit) & FsU (Fuse Switch unit) which one is better & application of Both?

2 Answers  

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hi frnds can any one help me ? plz send me placement paper of hpcl of Electrical streem .... plz send ....its urgent . The hpcl test is on 17th feb.

1 Answers  

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25 kvar capacitor , how much current ? For 25 KVAR--Capacitor I = ?

3 Answers  

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CAN A CD/CLOCK RADIO WITH 110V 60HZ WORK ON A 110V 50HZ FEED.

3 Answers  

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how to calculate load if i have three phase & single phase connection from power transformer( in term of kw & kva).can i take single phase load/3 for total kw calculation

1 Answers  

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