Omron BU5002R - Page 59

2 Installation and connection
2-5 Connecting the expansion battery unit
BU5002R/BU3002R/BU3002RH
59
2
3.
Turn the “Input overcurrent protection” switch on the back of the UPS unit and
“Overcurrent protection” switch on the back of the expansion battery unit to the
“ON” position. In factory default setting, the overcurrent protection switch has a
cover.
It is necessary to remove the cover in order to turn the switch ON.
After turning the switch ON, either store the cover so that it is not lost, or install
the cover on to the UPS again with the switch turned ON.