PSU configurations
Figure 60: Example: types of PSUs
Power class Number in figure Power Item
1 1 450 W AC Platinum
2 2 800 W AC Platinum
3 3 800 W AC Titanium
4 4 1200 W AC Platinum
All different PSUs can be installed, removed or replaced in the same
way.
Assembly rules
–
Mixed assembly of PSUs from different power classes (e.g. class 1 or class
2) within a system is not supported.
–
Mixing of Platinum and T
itanium PSUs within same class (e.g. class 2)
within a system is not supported.
–
Mixing of Platinum PSUs within same class and different manufacturer (e.g.
class 1) within a system is supported.
–
Always install a dummy cover into an unused PSU bay to comply with
applicable EMC regulations and satisfy cooling requirements.
–
For a redundant power supply configuration you need always two PSUs with
the same power class.
Power supply unit (PSU)
144 Upgrade and Maintenance Manual TX2550 M5