BOXER SERIES80-120 KVA
INSTALLATION
AG-SD-37/ Publication Date: 19.10.2012/Rev. No:1/Rev. Date:16.11.2012
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3.1.5.4 Connecting Batteries
You can find details about external batteries installation procedure and connections in this
section.
3.1.5.4.12 External Battery Installation Procedure and Connection
You can find details about how to configure the external batteries under “External Batteries
Configuration” title above. The information about connection of external batteries and UPS is
given in this section.
Avoid short circuiting batteries
.
Exploding batteries can damage you and your environment!
Battery terminal may rise up to 450 Vdc!
1. Switch “CB4” breaker on the UPS to the position of open circuit (OFF).
2. If there is, switch breakers on the battery cabinet to the position of open circuit (OFF).
3. Remove the battery fuse on the battery cabinet.
4. Remove battery fuse on the UPS.
5. Make sure of serial and parallel connections of external battery packs are correct.
6. Connect the cable to terminals of two of the UPS, "N” (Battery Neutral)”, one "+BAT" and one
"- BAT" respectively.
7. Connect four cables that come from UPS to terminals on external battery cabinet or in battery
room according to external battery connection diagram below. As follows:
N (UPS)
----- Positive Battery Group "-"terminal
N (UPS)
----- Negative Battery Group "+"terminal
“+ BAT”
----- Positive Battery Group “+“terminal
“-BAT”
----- Negative Battery Group "-"terminal
8. Make sure that the polarities are connected correctly by checking battery connections for the
last time.
9. Replace battery fuse on UPS.
