3phase ups 380 volt

i want to know the best 3phase ups for a motor(380volt, 1500 r.p.m,2.2kw)for working 30 minutes when the main power switched off.

please if any one has abook about ups-uninterruptible power supply- please give it to me

انا عندى ماتريد مز سالم برج العرب الجديد 0129456393