Installing The N560-Pwr1200-D-E Dc Power Supply Module - Cisco NCS 560-4 Hardware Installation Manual

Installing the N560-PWR1200-D-E DC Power Supply Module

• Each chassis power supply should have its own dedicated branch circuit.
• The circuit breaker should be sized according to the power supply input rating and local or national code
• The AC power receptacles used to plug in the chassis must be the grounding type. The grounding
Installing the N560-PWR1200-D-E DC Power Supply Module
The following sections describe how to install a DC power supply in the Cisco NCS 560-4 Router:
Note This equipment is suitable for installation in Network Telecommunications Facilities and locations where the
NEC applies.
Note The grounding architecture of this product is DC-Isolated (DC-I) for DC-powered products. DC-powered
products have a nominal operating DC voltage of 48 VDC.
Perform the following procedure to install the power supply module:
Procedure
Step 1 Ensure that the system (earth) ground connection has been made. For ground connection installation instructions,
see the Installing the Chassis Ground Connection section.
Step 2 Slip on the ESD-preventive wrist strap that was included in the accessory kit.
Step 3
If necessary, remove the blank power supply filler plate from the chassis power supply bay opening by
loosening the captive installation screws.
Step 4
Verify that power to the DC circuit connected to the power supply you are installing is off. To ensure that
power has been removed from the DC circuits, locate the circuit breakers for the DC circuits, switch the circuit
breakers to the OFF position, and tape the circuit-breaker switches in the OFF position.
Note
Step 5 Grasp the power supply handle with one hand. Place your other hand underneath the power supply. Slide the
power supply into the power supply slot, but do not seat the power supply completely. Provide ample room
for the terminal block cover to be opened completely for the installation of the lugs.
Cisco NCS 560-4 Router Hardware Installation Guide
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requirements.
conductors that connect to the receptacles should connect to protective earth ground at the service
equipment.
The power supplies do not have a power switch. This step is performed at the power input end.
Installing the Cisco NCS 560-4 Router