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2.3 Electrical safety
2.3.1 Grounding requirements
• When installing equipment that requires grounding, the protective grounding wire must be
installed first; when dismantling the equipment, the protective grounding wire must be
removed in the last step.
• It is forbidden to destroy the grounding conductor.
• It is prohibited to operate the equipment without a grounding conductor installed.
• The equipment should be permanently connected to a protective ground. Before operating the
equipment, check the electrical connections to the equipment to ensure that it is reliably
grounded.
2.3.2 AC and DC operation requirements
It is forbidden to install and remove the power cord with electricity. The moment the power cord core
touches the conductor, it will generate an electric arc or spark, which can lead to fire or personal injury.
• Before installing and removing the power cord, the power switch must be turned off.
• Before connecting the power cord, you must make sure the power cord label is correctly
marked before connecting it.
• If the power cord is damaged, it must be replaced by the manufacturer, business agent or
professional to avoid risk.
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