Requirements Of Communication Wire Selection - Gree GMV-ND45T/A-T Owner's Manual

GMV-ND28~50T/A-T
GMV-ND56~80T/A-T
GMV-ND90~140T/A-T
GMV-ND160T/A-T
NOTES!
The unit shall be installed in accordance with national standards or local regulations.
①
Only qualified personnel can carry out installation work, please contact with local dealer before
②
installation.
Make sure all the installation work completed before energizing.
③
The appliances are not accessible to general public.
④

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 Selection of Communication Wire Between Indoor Unit and Wired Controller
communication wire between
Wire type
indoor unit and wired
Light/normal PVC
hose
Multi Variable Air Conditioners Cassette Type Indoor Unit
Model
Total length of
Wire diameter
controller (m)
L≤250
~2×1.25
Fig.3.3.1
Wire standard
(mm²)
2×0.75 IEC
60227-5
6
H
220
270
350
310
Remark
1. Total length of communication
line can't exceed 250m.
2. The cord shall be Circular cord
(the cores shall be twisted
together).
3. If unit is installed in places with
intense magnetic field or strong
interference, it is necessary to
use shielded wire.
Unit:mm