Power Supply Modules; Figure 8 Power Supply Module - Nortel 10 Installation And Reference Manual

Book.book Page 28 Thursday, April 19, 2001 4:21 PM
28 Chapter 1 Introduction

Power supply modules

Individual power supply modules
PSU.

Figure 8 Power supply module

DC power
connector
Each module has unique input/output and current (AC/DC) specifications and
measures 4 x 8 x 16 inches (10.2 x 20.3 x 40.6 centimeters). You can fit up to four
modules into the slots in the back of the BayStack 10 PSU. You can use any
combination of four modules, as determined by the equipment for which you are
providing redundant power. If you do not install four modules, you must cover the
empty slots with the cover plates provided to ensure proper airflow inside the
chassis. Any power supply module can be inserted into any
Available modules include:
•
208296-C
Warning: Do not insert your hands into the empty slots. Shock or other
serious injury could result.
136W AC/DC Power Supply Module
— Receives universal input of 100 V AC to 240 V AC
— Provides DC outputs of +12 V DC, -12 V DC, and +5 V DC
— Provides over-current protection for the +12 V DC, -12 V DC and
+5 V DC options
— Provides over-voltage protection for the -12 V DC option
— Supplies redundant power to devices equipped with receptacles
compatible with connectors on the DC connector cable for this module
— Provides surge protection
— Provides DC fail signal
(Figure 8) fit into the rear of the BayStack 10
Fastener
screw
9644EA
RPS slot.