Fujitsu PRIMERGY RX300 S7, Upgrade And Maintenance Manual

Page: 117 / 560

RX300 S7
Upgrade and Maintenance Manual 117
6 Power supply
The PRIMERGY RX300 S7 server can be equipped with up to two hot-plug
PSU modules that automatically adjust to any mains voltage in the range of
100 VAC to 240 VAC or up to two DC hot-plug power supply unit that adjusts
automatically to any power voltage in the range from -40.5 V to -57 V. Power
redundancy is possible in with two PSUs . The effective power of the PSUs may
not differ.
V
CAUTION!
The server supports a mains voltage in the range of 100 VAC to 240 VAC
or a direct current source in the range of -40.5 V to -57 V. You may only
operate the server if its rated voltage range corresponds to the local
mains voltage.
Figure 26: Power supplies: 450 W AC (1), 800 W AC (2), 800 W DC (3)
I
All three different power supplies are to install, to remove or to replace in
the same way.
Safety notes
V
CAUTION!
●
Do not disassemble the power supply unit. Doing so may cause
electric shock.
●
Areas around the power supply unit may remain extremely hot after
shutdown. After shutting down the server, wait for hot components to
cool down before removing the power supply unit.
●
The power supply unit is heavy, so handle it carefully. If you drop it by
mistake, injuries may result.