Rack-Mounting Rules For Openpower 720 - IBM OpenPower 720 Technical Overview And Introduction

power requirements and save previous investments, these power cords can be requested
with an initial order of the rack, or with a later upgrade of the rack features.
The PDU has twelve customer-usable IEC 320-C13 outlets. There are six groups of two
outlets fed by six circuit breakers. Each outlet is rated up to 10 amps, but each group of two
outlets is fed from one 15 amps circuit breaker.
Figure 1-4 PDU placement and PDU view

1.5.4 Rack-mounting rules for OpenPower 720

The primary rules that should be followed when mounting the OpenPower 720 into a rack are:
The system is designed to be placed at any location in the rack. For rack stability, it is
advisable to start filling a rack from the bottom.
Any remaining space in the rack can be used to install other systems or peripherals,
provided that the maximum permissible weight of the rack is not exceeded and the
installation rules for these devices are followed.
Before placing an OpenPower 720 into the service position, it is essential that the rack
manufacturer's safety instructions have been followed regarding rack stability.
Depending on the current implementation and future enhancements of additional 7311 Model
D20 drawers connected to the OpenPower 720 system, Table 1-8 shows examples of the
minimum and maximum configurations for different combinations of servers and attached
7311 Model D20 I/O drawers.
Table 1-8 Minimum and maximum configurations for 720s and 7311-D20s
7014-T00 rack
7014-T42 rack
14
OpenPower 720 Technical Overview and Introduction
Only 720s One 720,
one 7311-D20
9 4
10 5
One 720, One 720,
four 7311-D20s eight 7311-D20s
1 1
2 1