How to calculate the ups battery back up? give the formula.

Answer Posted / dhruvendra

V*AH/VA

Is This Answer Correct ?    43 Yes 22 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What the difference between three phase contactor (coil 110vac) & three phase SSR (control voltage 110Vac)? May I use contactor in place of SSR?

1653


How one may guess the direction from which the distribution line is incoming if there is no pole plate on poles?

1678


we have 3 single phase transformers. how will we generate 6 supply from 3 phase supply input

1660


describe the phenomena of vacuum interruption in C.B

1251


how to calculate the breaking capacity of different breakers.

1701






tell me some type of questions throught which i can prepare for exam and do my best

1550


why 15 kw motor winding resistance is low then 5 kw motor winding resistance?

2390


Pl.brief me any electrical major fault you have rectified.

1495


Explain mechanical rotational system?

637


Is the theorem applicable to ac sources?

618


block diagram of 2 ups system connected in parallel mode?

1627


what is the formula for computing cable tray size & capacity

1715


what is the significance of cabability curve of alternator

1804


slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock

1472


what is the power rating of CPU, CRT type moniter, LCD type moniter,scanner Approx.

1765