Connecting A 3-Kw Dc Power Supply To A Dc Power Source - Cisco Nexus 9508 Hardware Installation Manual
Aci-mode switch
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- Hardware installation manual (118 pages) ,
- Hardware installation manual (152 pages)
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Installing a Chassis
Step 9
Verify that the Output Power LED turns on and becomes green.
What to do next
After you finish connecting the power supplies to the power source and the power supplies are operating, you
connect the switch to the network.
Connecting a 3-kW DC Power Supply to a DC Power Source
For no power redundancy or n+1 power redundancy, you connect the power supplies in the switch to the same
power grid. For n+n power redundancy, you connect half of the power supplies to one power grid and the
other half of power supplies to another power grid. Grid A power supplies are on the left side of the switch
and grid B power supplies are on the right side of the switch).
Before you begin
• The power supplies must be installed in the chassis.
• The power supplies must be close enough to be connected to the DC power source using the
• Four 6-AWG lugs that are provided with the switch.
• Customer-provided equipment and tools must include the following:
Note
Step 1
Turn off the switch and circuit breaker as follows:
a) Turn the power switch on the power supply to standby (labeled 0 on the power supply).
b) Turn off the circuit breaker for each of the two power inputs coming from the DC power source.
Warning
Statement 1003 DC Power Disconnection
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Step 2
Connect the four customer-provided power cables to the power supply and power source as follows:
a) Use a wire stripper to remove 0.75 inches (19 cm) of insulation from the end of each of four power cables.
customer-provided power cables.
• Four power cables (6-AWG cables recommended).
Use colored cables to designate positive and negative polarity. You need
two cables that are colored for positive polarity and two cables that are
colored for negative polarity.
• Wire stripping tool
• Crimping tool
• Torque screwdriver and wrench
Connecting a 3-kW DC Power Supply to a DC Power Source
Cisco Nexus 9508 ACI-Mode Switch Hardware Installation Guide
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