Grounding Requirements - Toyotomi STG-909R32 User Manual

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The size of the interconnection cord, power cable, fuse, and switch needed
is determined by the maximum current of the unit The maximum current is
indicated on the nameplate located on the side panel of the unit. Refer to
this nameplate to choose the right cable, fuse, or switch.
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Note: Core number of cable refer to the detailed wiring diagram adhered
on the unit which you purchased.
REQUIREMENTS FOR OPERATIONS AT RAISED HEIGHT
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When carrying out installation at 2m or higher above the base level, safety
belts must be worn and ropes of suffi cient strength be securely fasten to
the outdoor unit, to prevent falling that could cause personal injury or death
as well as property loss.

GROUNDING REQUIREMENTS

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The air conditioner is the class I electrical appliance and must ensure a
reliable grounding.
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Do not connect the grounding wire to a gas pipe, water pipe, lightning rod,
telephone line, or a circuit poorly grounded to the earth.
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The grounding wire is specially designed and shall not be used for other
purpose, nor shall it be fastened with a common tapping screw.
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Interconnection cord diameter should be recommended as per instruction
manual, and with type O terminal that meet local standards (internal
diameter of type O terminal needs to match the screw size of the unit, no
more than 4.2mm). After installation, check the screws whether have been
fi xed effectively, and there is no risk of loosening.
OTHERS
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The connection method of the air conditioner and the power cord and the
interconnection method of each independent element shall be subject to
the wiring diagram affi xed to the machine.
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The model and rating value of the fuse shall be subject to the silkscreen on
corresponding controller or fuse sleeve.
77
GB