APC 990-1387A Power Supply User Manual


 
5
R
ACK MOUNT CONFIGURATION
Refer to the Installation Guide included in Rail Kit SURTRK2 for instructions on mounting the UPS
and the external battery packs into a rack.
NOTE: The external battery packs must be mounted below the UPS in the rack.
Installing and Connecting the External Battery Pack(s)
1. Connect the green/yellow ground wires (screws included), as shown in the diagrams below.
TVSS Ground Wire Connections
2. Connect the rear panel batteries as shown in the diagrams below.
Battery Connections