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5.
After installing the UPS into rack, the load can then be
connected to UPS. Please make sure the load equipment is
turned off before plugging all loads into the output receptacle
3.3.2
Connecting the multiple external battery packs
Protect D UPS include external battery port that allows users to connect
multiple external battery packs in order to provide additional backup time.
Follow the procedure to install multiple external battery pack as below.
1.
Connect Earth line between UPS and the first external battery
pack, and then connect Earth Line between the first external
battery pack and the second external battery pack.
2.
Take off the front panel and connect the battery terminal (A)
from UPS to external battery pack terminal (B) shown as below.
A
B