Toshiba 431A User Manual
47
4300 Series Ancillary Cabinets Installation and Operation Manual
1. Run the pre-wired shunt trip cable shown in Figure 12.8 from the 431B through the 431B/UPS cable
access port, Figure 12-5, and plug it into the corresponding MATE-N-LOK in the UPS.
2. Reinstall the dead fronts.
12.7 431Bx000xxER111 Backup Runtime Tables
The following Table 12.4 gives the typical backup runtimes at various loads for a single cabinet
431Bx000xxER111.
Table 12.4 - 431B Typical Runtimes versus Load
UPS
Capacity
PF
Runtime in Minutes at % Full Load
100%
90%
80%
70%
60%
50%
40%
30%
20%
10%
4300
30kVA
0.8
17
21
24
30
38
45
59
>90
>90
>90
4300
30kVA
0.9
15
17
20
24
33
38
53
74
>90
>90
4300
50kVA
0.8
8
9
11
14
17
24
32
46
70
>90
4300
50kVA
0.9
7
8
9
11
15
20
26
44
60
>90
Figure 12-8 - 431B Factory Supplied
Shunt Trip Wiring
431B
UPS
Power
Input/
Output
Cables
4300 Series UPS
(Battery Shunt Trip
& Aux 1)
CB1
+
-
TB1
1 2 7 8
(DC Power)
Figure 12-7 - 431B DC and Breaker Cable Connections
TB1
AC OUT
AC IN
U V W
U V W
N
+
N
TB3
3 4 7 8