Chapter 4: Powering On the Chassis
84
Powering On AT-SBxPWRSYS1-80 DC Power Supplies
The procedure in this section explains how to power on AT-
SBxPWRSYS1-80 DC Power Supplies. If you have not installed the power
supplies, refer to “Installing AT-SBxPWRSYS1-80 DC Power Supplies” on
page 65 for instructions.
Before powering on the chassis, review the information in “Power
Specifications” on page 163 for the power specifications of the switches.
The power supply unit has a ground connection and positive and negative
DC terminals. You may install the ground and power lead wires with the
terminal lugs that come with the unit or with bare wire. The wire
requirements are slightly different for terminal installation versus bare wire
installation. Here are the wire requirements if you are using the terminals
that come with the power supply:
Two 8 AWG stranded power wires (not provided)
One 10 AWG stranded grounding wire (not provided)
Here are the wire requirements for bare wire installation:
Two 8 AWG solid or stranded power wires (not provided)
One 10 AWG solid or stranded grounding wire (not provided)
Here is a list of the required tools:
Crimping tool (not provided)
8 mm wrench (not provided)
#1, #2, and #3 Phillips-head screwdrivers (not provided)
#3 Phillips-head 30 to 40 inch-lbs Phillips-head torque screwdriver
(optional - not provided)
Here are the procedures for powering on AT-SBxPWRSYS1-80 DC Power
Supplies:
“Choosing a Method for Attaching the Grounding Wire” on page 86
“Connecting the Grounding Wire with the Grounding Terminal” on
page 86
“Connecting the Grounding Wire with Bare Wire” on page 91
“Choosing a Method for Attaching the Power Wires” on page 93
“Connecting the DC Power Wires with the Straight Terminals” on
page 93
“Connecting the DC Power Wires with the Right Angle Terminals” on
page 100
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