Gree GMV-Y72WM/C-F Owner's Manual page 41

Photovoltaic Direct-driven Inverter VRF
(1)Select communication wire between IDU and wired controller
Total length of
communication line
Material type
between IDU unit and
wired controller L m(ft.)
Light/Ordinary
L ≤ 250(820-1/5)
polyvinyl chloride
sheathed cord.
Graphic of connection between IDU and wired controller
(2)Select communication wire between ODU and IDU
Total Length L(m) of
Communication Cable
Material Type
between IDU Unit and
IDU (ODU ) Unit m(ft.)
Light/Ordinary
L ≤ 1000(3280-5/6)
polyvinyl chloride
sheathed cord.
NOTICE! All of the selected communication wire must be consistent with local laws and
regulations.
Wire size
1. Total length of communication line can't exceed
250m(820-1/5ft.).
2. The cord shall be Circular cord (the cores shall
2×AWG18~
be twisted together).
2×AWG16
3. If unit is installed in places with intense magnetic
field or strong interference, it is necessary to use
shielded wire.
Fig.4.6.1
Wire size
1. If the wire diameter is enlarged to 2×AWG16,
the total communication length can reach
1500m(4921-1/4ft.).
2. The cord shall be Circular cord (the cores shall
≥ 2×AWG18
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.4.6.2
37
Remarks
Remarks