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4300 Series Ancillary Cabinets Installation and Operation Manual
11.6 Wire the Battery Cabinet to the UPS
1. Select the DC power cables per Table 12.2 /Table 12.3.
WARNING
Switch the Battery Cabinet Circuit Breaker OFF Before Cabling the Battery
Cabinet.
Failure to switch breakers off may result in electric shock, burns, personal injuries or
UPS failure.
2. Run the power cables from UPS power terminals TB1 (+) and (-) to 431B Cabinet power terminals (+)
and (-) per Figure 12.6 and 12.7.
3. Select the power cables per Table 12.2 /Table 12.3. Cable size for the 431B is determined by the full
load capacity of the UPS.
4. Run the power cables from UPS power terminals TB1 (+) and (-) to 431B Cabinet power terminals (+)
and (-) per Figure 12.6 and Figure 12.7.
Note: The UPS cable ends insert into Battery power lugs, the 431B cable ends insert into Figure
12-6 #1 and #2.
No. Component
1 MCCB Positive Terminal (+) [Top]
2 MCCB Negative Terminal (-) [Bottom]
3 Output Terminal Cable Access
4 Inter-shelf Battery String Disconnects
5 Battery Hold-Down Straps
6 Top Conduit Landing Plate
Figure 12-6 - 431B DC Bus Terminal Detail
3
2
4
6
5
1