The APC Smart UPS SU3000 is an uninterruptible power supply (UPS) offering a number of features to its users. The device is part of the line of units designed for office and home use. They are either rack-mounted or floor freestanding units.
Since it may not be easy to find a brand new unit of this UPS model, some people opt to purchase refurbished units of the APC Smart UPS SU3000. The maximum output of the APC Smart UPS SU3000 is 2250 Watts / 3000 VA. It can provide a backup time of around nineteen minutes when at half load while the full load backup time is around five minutes. A load is the amount of power used by devices connected to the UPS when the main source of power goes out.
The APC Smart UPS SU3000 has a nominal output voltage of 120V. The APC Smart UPS SU3000 has a total height of 17 inches and width of 7.7 inches.
At ExcessUPS, refurbished models of the APC Smart UPS SU3000 always have new batteries and one year warranty, with the option of purchasing a three-year warranty.
References:
http://www.apc.com/shop/us/en/products/APC-Smart-UPS-3000-120V/P-SU3000?isCurrentSite=true
https://en.wikipedia.org/wiki/APC_by_Schneider_Electric
https://www.cnet.com/products/apc-smart-ups-3000-ups-2-7-kw-3000-va-series/specs/
https://community.spiceworks.com/topic/204342-difference-between-full-load-and-half-load-on-ups