Answer Posted / 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
Is This Answer Correct ? | 5 Yes | 1 No |
Post New Answer View All Answers
send me all basic electrical question and answers
What is the tests required for a 132 kV, 400 kV , 765 kV for a Circuit Breaker and Power Transformer before commissioning ?
Define what is difference between fuse and breaker?
What facility we get after CT secondary earthing and how?
What do you mean by a phase angel of instrument transformer?
Where burned of electricity,when,who, & why.
what is the constructional difference between a power transformer and potentian transformer?
I have doubt that the supply HZ (very low or high than rated ) may affect the power factor. is it true. ?
what is earth resistance? how to measured? and give values at power station and mcc area?
how we find transformer capacity by ohm
Hi everyone, I'm Lachuu, recently joined automation company as PLC Engineer. I have certain basic question, I request all big gurus and seniors to answer these question. Because this will be very helpful to me as well starters like me. How to design a control circuit (ex: pick & place - my current project) Yamaha robot PxYx series controller RCX222, using 6 cylinder double acting, plc keyence kv p16r 2 expansion unit for input and output each. How to select panel terminal mcb elcb powersupply. My main concern in some projects how to select dc power supply, mcb rcb(I came across dif bt b c d curves, but stil confusing, pls help me :-(. I would really appreciate all who are going respond to this question.
what is the meaning of 0.5ohm Resistance
Why negative feedback is preferred in the control system?
Can we use a absolute encoder to show rpm of a motor ? what about the condition when power is off ? what is difference if a incremental one is used ?abanirout@gmail.com
When semiconductor fuse does save thyristor in each cycle of conduction? Why under voltage setting keep less in SPRS and more in DC drive?