DANGER DANGER
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Before electrical connection, ensure that the product is not damaged, oth-
erwise it may cause danger.
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Before electrical connection, ensure that the product and all switches con-
nected to it are set to “OFF”; otherwise, electric shock may occur.
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Pay attention to the warning label on the product and follow its safety
instructions.
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Be sure to follow the safety precautions outlined in this manual.
WARNINGWARNING
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Only professional electrical engineers are allowed to complete all installa-
tion operations.
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Be sure to be trained, have read this manual thoroughly, and understand
the relevant safety matters.
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The cables must meet local laws and regulations, have proper specifica-
tions, are securely connected, and are well insulated.
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Before you connect a power cable, ensure that the label on the power
cable is correct.
NOTICENOTICE
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Cable connections must comply with the rules of the local power grid.
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Periodically check the screw that connects the terminal of the device and
ensure that it is tight.
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If a cable is damaged, replace it with a professional to avoid risks.
Installation and User Manual 5/92
Basic Safety Information