Requirements Of Communication Wire Selection - Gree GMV-ND28ZD/A-T Manuel D'utilisateur

>600
(4) Follow the installation distance required in the fig below to ensure sufficient space for
maintenance.
(5) The installation location should be far from heat sources, flammable or explosive gas, or smog
spread in the air.
(6) 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 ensured, there may be noise if the electric wave is too strong.)
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

Note:
If air conditioner used under strong electronic-magnetic interference circumstance, STP(shielded
twisted pair) communication cable must be adopted.
3.3.1 Select communication line for indoor unit and wired controller
L02
Sub-master
Controller
Wire Type
Light/Common PVC
Jacket Soft Wire
3.3.2 Selection of communication wire between
Outdoor Unit
( )
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Multi Variable Air Conditioners Floor and Ceiling Type Indoor Unit
>600
L1
L01
Master
Controller
Total Length of
Communication Line L(m)
L ≤ 250
Fig. 3.2
L2
L=L01+L02+L1+L2+......+L(n-1)(n≤16)
Fig 3.3.1
2
Wire Gauge (mm ) Wire Standard
2×0.75~2×1.25 IEC 60227-5
Indoor Unit
6
>1500 >300
L(n-1)
Remark
The total length of
communication line
should not exceed 250m
Indoor Unit
and