System power supply configuration and system load limits for 1200W PSU
The system configuration and load is limited by the number of AC mains power
sources available as indicated in the following table.
Table 5.5 System power supply configuration and system load limits for 1200W
Number
AC redundant systems
of power
(requires 2 AC sources)
supply
Max. DC loading
modules
to support AC
installed
redundancy
2
N/A
3
N/A
4
(200-240V):
3222W
40
PCU
Installation
requirements
N/A
N/A
2 PSUs
connected to
mains
2 PSUs
connected to
an isolated
AC source
e.g. UPS
(2+2)
Cisco C880 M5 Installation Manual
AC non-redundant systems
(connected to 1 AC source)
Max. DC
loading for AC
non- redundant
system s
(200-240V):
3222W
(200-240V):
3222W
(200-240V):
3222W
Installation
requirements
2 PSUs
connected to
mains (2+0)
3 PSUs
connected to
mains (2+1)
4 PSUs
connected to
mains (2+2)