The PV11RT 6-10kVA G2 EXBAT 20x9Ah is a battery extension for the PowerValue 11 RT 6/10kVA G2 UPS. Since the 6/10kVA UPS systems do not have an internal battery, at least one battery module must be selected. It can be installed as a tower or 19' rack mount (19'-3HE) and has a net weight of 62.1kg. With one battery module, the backup time for the PV11RT 6k G2 at full/half load is 7/18 minutes. With two battery modules, the backup time for the PV11RT 6k G2 at full/half load is 18/49 minutes. For the PV11RT G2 10kVA, the backup time with one battery module is 3/9 minutes. With two battery modules, the backup time for the PV11RT 10k G2 at full/half load is 9/24 minutes.