3 Connection procedure
3-2 Connecting additional expansion battery units
BUM5002R/BUM3002R
36
4
Remove the cover of the overcurrent protection switch on the rear of the newly
added expansion battery unit, and turn the switch ON. Either store the cover of the
overcurrent protection switch, or fasten with screw it to the switch so that it does not
get lost.
● BUM5002R
● BUM3002R
ON
Remove the cover of the
overcurrent protection switch.
Overcurrent protection switch