Connecting Pdus To Ac Power; Figure 5-2. Cage Nut Locations: Pdu - NEC Express5800/320Ma Installation Manual

To install a PDU
1. For each PDU, insert four cage nuts in the rear vertical cabinet rails. Insert two
cage nuts in each rear rail, in the top and bottom holes of U positions 1 and 2. The
locations in which to install the cage nuts for two PDUs are indicated in
For detailed information about installing cage nuts, see
on page

Figure 5-2. Cage Nut Locations: PDU

2
1
2. Hold the PDU at the back of the cabinet, so that the power outlets and controls face
you, and the blank side of the PDU faces the inside of the cabinet.
3. Align the screw holes on the mounting brackets with the top and bottom holes of
the U with cage nuts, as follows:
a. Align the first PDU with the U numbered 1 (the bottom U).
b. Align the second PDU with the U numbered 2 (the second U from the bottom).
4. Attach the PDU with four 10-32 screws with one hand while supporting the PDU
with the other.
5. Tighten the screws.

Connecting PDUs to AC Power

At the back of the cabinet, attach a connector end of the country-specific external
power cable to the single PDU inlet connector on the right. Connect the country-specific
connector end to a power source.
!
To connect the PDU to the system, see
PDUs" on page
2-7.
C A U T I O N
Connect each PDU to a separate power source.
4-13.
Connecting PDUs to AC Power
"Installing the Shelf Unit"
"Connecting the Systems to Power Through
Figure 5-2.
Installing PDUs 5-3