Fujitsu PRIMERGY RX4770 M2, Operating Manual

Page: 55 / 84

RX4770 M2
Operating Manual 55
Hardware installation
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.
Number
of power
supply
modules
installed AC redundant systems
(requires 2 AC sources) AC non-redundant systems
(connected to 1 AC source)
Max. DC loading
to support AC
redundancy Installation
requirements Max.
DC
loading
for AC
non-
redund
ant
system
s Installation
requirements
100-
127V 200-
240V 100-
127V 200-
240V
2 1023W 1200W 2 PSUs
connected to
mains (1+1)
1023W 1200W 2 PSUs
connected to
mains (1+1)
3 N/A N/A N/A 1956W 2310W 3 PSUs
connected to
mains (2+1)
4 1956W 2310 2 PSUs
connected to
mains
2 PSUs
connected to
an isolated
AC source
e.g. UPS
(2+2) 2919W 3450W 4 PSUs
connected to
mains (3+1)
Table 4: System power supply configuration and system load limits for 1200W PCU