Gree GMV-ND Series, Руководство пользователя

Страница: 21 / 32

Multi Variable Air Conditioners Compact Cassette Type Indoor Unit
16
Fig.4.4.6
4.5 Installation of Wired Controller
Wired controller is optional accessory. If wired controller is needed, please contact your local
dealer and install the wired controller according to the instruction manual.
NOTE! Do perform the commissioning operation before first use; automatic addressing or other
settings, please refer to the manual of ODU.
5 Wiring Work
NOTE! Units must be grounded securely, or it may cause electric shock.
(1) Please carefully read the nameplate and the wiring diagram before carry out the wiring work,
incorrect wiring could cause malfunction or even damage the unit.
(2) The capacity of power supply must be sufficient and the sectional area of wires in the room
should be above 2.5mm
2
.
(3) The unit should be powered by independent circuit and specific socket.
(4) The wiring should be in accordance with related regulations in order to ensure the units
operate reliably.
(5) Install circuit breaker for branch circuit according to related regulations and electrical
standards.
(6) All wiring must use pressure terminal or single wire. Multi-twisted wire that connects directly
to the wiring board may cause fire hazard.
(7) Keep cable away from refrigerant piping, compressor and fan motor.
(8) Do not alter the inner wires of air conditioner. Manufacturer does not assume
responsibility for damage or abnormal operation due to this reason.
(9) If the unit is installed in places with strong electromagnetic interference, it's recommended to
use twin-twisted shield wire. During wire connection, please pay attention that the metal
shield layer of the twin-twisted wire must be grounded (outer case) in order to prevent the
unit from electromagnetic interference.
(10) The communication wires should be separated from power cord and connection wire
between indoor unit and outdoor unit.
(11) If the project needs higher static pressure, you can set it through the wired controller.
(12) The appliance must be fitted with means for disconnection from the supply mains having a
contact separation in all poles that provide full disconnection under overvoltage category III