Hardware Installation and Reference Guide
Installing the Switch
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During the device installation, always make the ground cable connected first and disconnected last.
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The cross-sectional area of the protection ground cable should be at least 2.5 mm2 (12 AWG).
3.4.2
Removing the Power Cord and Ground Cable
(1) Open the circuit breaker of the power supply.
(2) Unplug the power cord.
(3) Check whether the power indicator on the front panel is off. If yes, the power cord is removed.
(4) Use a screwdriver to remove the ground cable of the switch.
Warning
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Before unplugging a power cord, ensure that the circuit breaker of the power supply is open.
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Before maintenance, ensure that all power cords are disconnected.
3.5
Verifying Installation
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If the switch is installed inside a cabinet, verify that the cabinet and mounting brackets are secured. If the
switch is placed on a workbench, maintain sufficient space around the device for heat dissipation.
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Verify that the power cord meets the specification requirement.
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Verify that the cabinet is securely grounded.
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Verify that the switch is properly connected to other devices, such as the configuration terminal.
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Verify that the power cord is long enough to avoid overstretching.
