
11.6Wire the Battery Cabinet to the UPS
1. Select the DC power cables per Table 11.2 /Table 11.3.
WARNING
Switch the Battery Cabinet Circuit Breakers off before removing dead fronts.
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
3.Select the power cables per Table 11.2 /Table 11.3. 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
Note: The UPS cable ends insert into power lugs, the 431B ends require a NEMA
No. | Component |
|
|
|
|
1 | Positive Terminal (+) |
|
| 1 |
|
| Bus Strip |
|
| 2 | |
2 | Negative Terminal |
| 6 | 4 | |
|
| ||||
| Bus Strip |
|
| ||
3 | Lexan Shield with |
|
| 3 |
|
| Cable Access |
|
|
|
|
4 | Ground Bus |
|
| 5 |
|
5 | Bottom Cable Access |
|
|
|
|
| Plate |
|
|
|
|
6 | Side Cable Access |
|
|
|
|
| Plate |
|
|
|
|
|
| Figure |
|
4300 Series UPS
431B
24V DC Supply (PCB15)
AC IN
J4
1 2 3 4
1 2 1 2
P1 P2
TB1
AC OUT
TB3 (Battery Shunt Trip)
1 2 3 4
TB1 (DC Power)
UPS
Power
Input/
Output
Cables
U V W N N U V W +
+-
Figure 11-6 - 431B DC and Breaker Cable Connections
4300 Series Ancillary Cabinets Installation and Operation Manual | 37 |