3Com 3C63311 Reference Guide - Page 51
Installing the Optional RPS System
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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. 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. Figure 15 Shelf Fill for AC/DC Power Application AC Units Only: AC Power Connector / Fuse Holder Redundant Power Supply (RPS) Connector Vent Vent + GND DC Units Only: DC Power Connector 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.