Installation Position Selection; Requirements Of Communication Wire Selection - Gree GMV-ND28T/A-T Manuel Du Propriétaire

3.2 Installation Position Selection

(1) The appliance shall not be installed in the laundry.
(2) The location should be able to withstand the weight of unit.
(3) The water can be drained conveniently from drainage pipe.
(4) There should be no obstruction near air inlet and air outlet.
(5) Follow the installation distance required in the fig below to ensure sufficient space for
maintenance.
(6) The installation location should be far from heat sources, flammable or explosive gas, or smog
spread in the air.
(7) The indoor unit, outdoor unit, power cord and connection electricity wire should be at least
1m from television and radio in order to prevent interference and noise. (Even though 1m
distance is ensure, there may be noise if the electric wave is too strong.)
Wall
Notes:
① The unit shall be installed in accordance with national standards or local regulations..
② Only qualified personnel can carry out installation work, please contact with local dealer before
installation..
③ Make sure all the installation work completed before energizing.

3.3 Requirements of communication wire selection

Notes:
If air conditioner used under strong electronic-magnetic interference circumstance, STP( shielded
twisted pair) communication cable must be adopted.
3.3.1 Selection of communication wire between indoor unit and wired controller
Sub-master
Controller
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Multi Variable Air Conditioners Cassette Type Indoor Unit
Floor
L1
Lx2 Lx1
Master
L=Lx1+Lx2+L1+L2+......+L(n-1)(n≤16)
Controller
Ceiling
Model
28~50
56~80
90~140
160
Fig 3.2
L2
Fig 3.3.1
5
Unit: mm
Wal
H
210
260
340
315
L(n-1)