What is the difference between online ups and offline ups?

Answer Posted / saravanan

On line UPS means Supply will come from batteries on line
and charging also on line.

In OFF line UPS supply will come from batteries when main
line supply fails.Batteries will charge on line.

Is This Answer Correct ?    26 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is the actual calculation for transformer short circuit test?.

1970


what is difference between elr and R eartl realy.

1879


what is invertor supply and raw powersupply

1516


What is called grain-oriented laminations?

617


Is it possible to make a 5P10/ CT Ratio 50/1A Burden 5VA

1219






What is d main advantage of using double circuit 3 phase transmission ?

1419


List examples of voltage source?

599


what are the major & minor faults that occur in an inverter and in UPS ? And how to repair and resolve them ?

1812


one electromagnet is called

1420


what is cascade speed control device?and how this device control the speed of motors?

1539


How to calculate the Harmonics losses in terms of cost/unit.

1550


What is an automatic controller?

638


can indirect loading be called as phantom loading?

1549


In which working principal temperature transmitter work.explain in detailed.

1818


Why it is possible to use PWM with a STATCOM and not with a conventional TCR based SVC

1566