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Chapter 1. Introduction - IBM Rack Power Distribution Unit Installation And Maintenance Manual

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Chapter 1. Introduction

The IBM
(PDU) comes with a fixed power cord and enables you to connect up to six devices to
a single dedicated power source. The Universal Rack PDU comes with a country or
region-specific power cord and enables you to connect up to seven devices to a single
dedicated power source, such as an electrical outlet, a Front-end PDU, or an
uninterruptible power supply.
The latest version of this publication is available from the IBM Web site. Go to
http://www.ibm.com/ and click Support & downloads. In the Technical Support
keyword search field, type "DPI PDU" and click Go. The latest version of this
publication will be in the list of publications displayed.
The 100-127V and Universal Rack PDUs have a green LED to indicate when power is
supplied to the outlets. The LED lights when the Rack PDU is connected to a power
source and the circuit breaker is in the On position.
Note: The illustrations in this documentation might differ slightly from your hardware.
You can install PDUs vertically in the side of a rack cabinet, or horizontally within 1U of
EIA mounting space in a rack cabinet. The mounting hardware that comes with this
option enables you to install two PDUs beside each other in the same mounting space
within a rack cabinet.
The following parts come with your Rack PDU:
100-127V Rack PDU
. One U is equal to 4.45 cm (1.75 in.)
© Copyright IBM Corp. 2003
®
Distributed Power Interconnect 100-127V Rack Power Distribution Unit
100-127V Rack PDU with fixed power cord OR Universal Rack PDU with a
country or region-specific power cord
Notes:
1. In the United States, the Universal Rack PDU comes with both a low-voltage
and a high-voltage power cord.
2. Universal Rack PDUs also come with one IEC 320-C19 to IEC 320-C20
power cable for connecting the Rack PDU to a Front-end PDU.
One small vertical-mounting plate
Universal Rack PDU
1

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