3com S330 User Manual
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Installation Procedures
39
CAUTION: CENTRALIZED 48VDC UNITS -To be installed only in Restricted Access
Areas (dedicated equipment rooms, equipment closets, etc.) in accordance with
Articles 110-16 or 110-17, and 110-18 of the National Electrical Code, ANSI/NFPA
No.70.
Areas (dedicated equipment rooms, equipment closets, etc.) in accordance with
Articles 110-16 or 110-17, and 110-18 of the National Electrical Code, ANSI/NFPA
No.70.
1 Turn off the AC/DC power source and connect the AC/DC leads to the front of the
shelf. Dress the leads to the rack, leaving a service loop.
2 Turn on AC/DC power and verify that the POWER indicator on the power supply is
on and that the fans are running. Figure 15 shows the shelf fill for the AC/DC
power application.
power application.
Figure 15 Shelf Fill for AC/DC Power Application
Installing the Optional RPS System
The PathBuilder S330/S310 also supports the SuperStack II Redundant Power
Supply (RPS). Figure 15 above shows the location of the RPS. Only connect a
3Com RPS, option 3C16073, to this socket. For details, follow the installation
instructions in the guide accompanying the RPS.
Supply (RPS). Figure 15 above shows the location of the RPS. Only connect a
3Com RPS, option 3C16073, to this socket. For details, follow the installation
instructions in the guide accompanying the RPS.
Redundant Power Supply (RPS) Connector
Vent
Vent
AC Units Only:
AC Power Connector / Fuse Holder
AC Power Connector / Fuse Holder
GND
+
DC Units Only:
DC Power Connector
DC Power Connector