Answer / vijay

on line ups have static switch.so it have no fluctuation.it continuous work on power/off power condition.load connected to inveter.

off line ups 2000mamp fluctuation.

Answer / shubham choudhary

In online ups load take supply from ups throughout wheather supply is turned on or off and main supply is always connected to the ups but in offline ups the load is first connected to the main supply and when the main supply goes off then the load is transfered to the ups.

Answer / sopm

ok

Answer / rajat sharma

online ups works on desktop pc
while
off line ups works on laptop only...

what is sinwave ups

1 Answers   Exide,

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2 Answers  

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improve power factor by : 1)shunt reactor 2)shunt capacitor 3)series capacitor 4)series reactor

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EXPLAIN THE FOLLWING: (1) BANDWIDTH (2) SELECTIVITY (3) RESONANT FREQUENCY (4) CURRENT MAGNIFICATION

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what is encoder & its use?

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if a motor has 1500rpm then what will its HP?

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In DC generator, we use commutator, having no. of segments. Then how it is possible to get a half wave of voltage and current for half rotation of armature?

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HOW TO CALCULATE THE CAPACITOR RANGE FOR LOAD FOR PF IMPROVEMENT? EXPLE:FOR 65 HP LOAD HOW TO CALCULATE CAPACITOR RANGE?

12 Answers   Al-Malik, All Star Electric, GEC, Reliance, Universal Industries,

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