Electrical Installation; Requirement And Notice On Electrical Installation - Gree U-Match Series Owner's Manual

NOTICE:
①. The supply air duct, return air duct and fresh air duct shall have thermal
insulation layer to prevent heat leakage and condensation. Stick the
plastic nail to the air duct, then attach the heat preservation cotton with
tinfoil and fix it with plastic nail cover, finally, seal the connection joint with
tinfoil tape tightly; other materials with good thermal insulation effect can
also be used.
②. Each supply air duct and return air duct shall be fixed on the floor
prefabricated slab with iron support; the air duct joint shall be tightly
sealed with glue to prevent leakage.
③. The design and construction of air duct shall meet related national
engineering specifications and requirements.
④. The distance between the edge of return air duct and wall is suggested to
be above 150mm, add filter screen for the return air inlet.
⑤. Noise reduction and shock absorption shall be considered in air duct
design and construction. Moreover, the noise source shall avoid the
crowd, e.g. the return air inlet shall never be designed at the top of the
user (office and rest area).

3.3 Electrical Installation

3.3.1 Requirement and Notice on Electrical Installation

:
WARNING
The electrical installation for the air conditioner should observe the following
requirements:
①. The electrical installation must be conducted by professionals in
compliance with local laws and regulations and the instructions in this
manual. Never extend the power cord. The electric circuit must be
equipped with a circuit breaker and air switch both with sufficient
capacity.
②. The unit's operating power must be within the nominal range stated in the
instruction manual. Use a specialized power circuit for the air conditioner.
U-Match Series Duct Type Unit
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