10 431A - Toshiba Auxiliary Cabinet
The 431A Toshiba Auxiliary Cabinet is available in three basic configurations:
•Two Transformers
•One Transformer and a 12 pole PDP
•Maintenance Bypass Panel (MBS) and a 12 pole PDP
NOTE: Units with PDP ship with the
| 431A |
|
|
|
|
| Input | 4300 UPS | Output |
| |
| Trans- | Trans- |
| ||
| former |
|
| (208V former |
|
AC Input | (208V |
|
|
| |
Wye) | UPS | UPS | Wye) | Output | |
| IN | OUT |
| ||
T1 |
|
| T2 | ||
|
|
|
| ||
Figure | |||||
| 431A |
|
|
|
|
| Input | 4300 UPS |
|
| |
| Trans- |
|
| ||
| former |
|
|
|
|
AC Input | (208V |
|
| PDP | Output |
Wye) | UPS | UPS |
| ||
| IN | OUT |
| ||
T1 |
|
|
| ||
|
|
|
|
|
Figure 9-3b - 431A Auxiliary Cabinet with one transformer and PDP
| 431A | Maintenance Bypass Switch |
| ||
|
|
| CB2 |
|
|
|
|
| 4300 UPS | UPS | |
| UPS Input |
|
| Output | |
AC Input | Isolation |
|
|
| Isolation |
|
| UPS | UPS |
| |
CB1 |
| IN | OUT | CB3 | |
|
|
| |||
T1 |
|
|
|
| |
|
|
|
|
|
PDP
Output
Figure 9-3c - 431A Auxiliary Cabinet with MBS and PDP
Figure 9-3 - 431A Auxiliary Transformer Cabinet Configuration Options
4300 Series Ancillary Cabinets Installation and Operation Manual | 23 |