Lectric Iring; Wiring Diagram - Gree GMV-S120WL/A-S Manuel Du Propriétaire

4.6 Electric Wiring
4.6.1 Notices for Wiring
☆Install units according to national wiring codes.
☆Use air conditioner specialized power supply and make sure that it is consistent with system's rated
voltage.
☆Do not pull the power cord with force.Disconnect the power supply before cleaning and maintenance.
☆All electrical installation must be performed by qualified technicians in accordance with local laws,
regulations and this user manual.
☆Caliber of the power cord must be large enough. A damaged power cord or connection wire must be
replaced by specialized electrical cords.
☆If the supply cord is damaged, it must be replaced by manufacturer, its service agent or similarly
qualified persons in order to avoid a hazard.
Connect the unit to specialized grounding device and make sure it is securely grounded. It's a must to
install air switch and current circuit breaker that can cut off the power of the entire system. The air switch
should include magnetic trip function and thermal trip function so that system can be protected from short
circuit and overload.
●Grounding Requirements
☆Air conditioner belongs to class I electrical appliance, so it must be securely grounded.
☆The yellow-green wire inside the unit is a ground wire. Do not cut it off or secure it with tapping screws,
otherwise it will lead to electric shock.
☆Grounding resistance must be in accord with national standard.
☆Power supply must include secure grounding terminal. Do not connect the ground wire to the following:
①Water pipe； ②Gas pipe； ③Drain pipe； ④Other places that are considered as insecure by
professional technicians

4.6.2 Wiring Diagram

(1) Connection of power cord and communication wire
Separate power supply of indoor unit, outdoor unit, hot water converter and hydro box
Fig.24 Connection of power cord and communication wire for indoor unit and outdoor unit
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