TX300 S7 / RX350 S7 Upgrade and Maintenance Manual 173
Power supply
6.1.1 PSU installation sequence
Figure 75: PSU overview
Config. PSU 1 PSU 2 PSU 3 PSU 4 Comment
1 450 W - - - Basic configuration
2 450 W 450 W - -
Basic redundant and standard
non-redundant configurations
3 450 W 450 W 450 W -
Standard redundant
configuration (2 PSUs + 1
redundant PSU)
4 450 W 450 W 450 W 450 W
Standard redundant
configuration (3 PSUs + 1
redundant PSU)
5 800 W - - - Standard configuration
6 800 W 800 W - -
Standard redundant
configuration (1 PSU + 1
redundant PSU)
7 800 W 800 W 800 W -
Standard redundant
configuration (2 PSUs + 1
redundant PSU)
8 800 W 800 W 800 W 800 W
Fully redundant configuration
(2 PSUs + 2 redundant PSUs)
Table 4: PSU configurations