Page 4 - 34007724EN/ADContents3. Operation3.1 Initial start up ....................................................................................................... 26UPS personalisation ................................................................................................ 26Accessing personalisation with front panel buttons ............................................... 26Access to the personalisation through external software ...................................... 273.2 Final start up sequence ....................................................................................... 273.3 Operating modes ................................................................................................. 28Normal (double conversion) mode .......................................................................... 28Eco mode ............................................................................................................ 283.4 Operation on battery power .............................................................................. 29Transfer to battery power ....................................................................................... 29Threshold for the low-battery warning .................................................................... 29End of backup time ................................................................................................. 293.5 Return of Normal AC source .............................................................................. 293.6 Shut down ............................................................................................................ 304. Maintenance4.1 Troubleshooting ................................................................................................... 314.2 Hot-swapping the power module ...................................................................... 32Disconnecting the power module ........................................................................... 32Reconnecting the power module ............................................................................ 334.3 Hot-swapping the battery module ..................................................................... 33Disconnecting the battery module .......................................................................... 33Reconnecting the battery module ........................................................................... 334.4 Training center ..................................................................................................... 345. Appendices5.1 Technical specifications ....................................................................................... 35Electrical characteristics .......................................................................................... 35Thermal characteristics ........................................................................................... 385.2 Glossary ............................................................................................................ 38