14
•
The power cord has a PE terminal.
•
The ground contact in the power outlet is securely connected to the ground in the power distribution
room or on the AC transformer side.
•
The power cord is securely connected to the power outlet.
NOTE:
If the ground contact in the power outlet is not connected to the ground, report the problem and reconstruct
the grounding system.
Figure 15
Grounding through the PE wire of the AC power cord
(1) Chassis rear panel
(2) Three-wire AC power cable
NOTE:
To guarantee the grounding effect, use the grounding cable provided with the switch to connect to the
grounding strip in the equipment room as long as possible.
Installing/removing a power supply
WARNING!
In power redundancy mode, you can replace a power supply without powering off the switch but must
strictly follow the installation and procedures in
damage to the switch.
Figure 16
Installation procedure
1
2
