After connection, re-insert the battery trays as shown
in Figure 19.
Figure 19: 7 Ah/9 Ah/12 Ah battery connection
Put back and fix the front cover with the six screws.
After the battery installation, before closing BCB, check the battery voltage
on the BCB circuit breaker and connect battery cabinet to the UPS as
indicated in paragraph 4.5.3.
Figure 20: Battery circuit breaker and fuses