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can any one help me for my ups inter view , list out few
basic technical ups question with answer.
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Answer Posted / sudhakar g
Basically first they will ask you
1) current calculation formula
I=w*1000/p.f*240v
2)what are the batteries used for UPS?
*SMF-sealed maintainence free
*Turbulance battery
3)how many battery will used for like 2.5KVA ups?
*4nos
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