Gree NCHS1B(U) Owner's Manual page 9

communication wire between
mode exchanger
Type of wire
another indoor/outdoor unit:
Light/Ordinary
polyvinyl chloride
sheathed cord
GMV5 HR Heat Recovery Cooling and Heating Mode Exchanger
Total length of
and
L/m(in.)
L≤1000(3280-5/6)
Fig.3.2
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
AWG16~AWG18
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.
6
Remarks