Requirements For Communication Line - Gree GMV-ND30PLS/C-T Owner's Manual

(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 for Communication Line

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
communication line
Material type
between indoor unit and
Light/Ordinary
polyvinyl
chloride
sheathed cord.
3.3.2 Select Communication Line for Indoor Unit and Outdoor Unit
Total length of
wired controller L
L≤250m
2×AWG18~2×AWG16
(L≤820-1/5ft.)
Multi Variable Air Conditioners Ducted Type Indoor Unit
Fig.3.3.1
Numbers×size
1. Total length of communication line can't
exceed 250m (820-1/5ft.).
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.
Fig.3.3.2
4
Remarks