Multi Variable Air Conditioners One-way Cassette Type Indoor Unit
5
Material type
Total length of
communication line
between indoor unit
and wired controller
L (m/ft.)
Wire size
(mm²/AWG)
Material
Standar
d
Remarks
Light/Ordinary
polyvinyl
chloride
sheathed
cord. (60227
IEC 52
/60227 IEC
53)
L≤250m
(L≤820ft.)
2×0.75
~2×1.25
(2×AWG18
~2×AWG16)
IEC
60227-5
1. Total length of
communication line can't
exceed 250m (820ft.).
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.
3.3.2 Selection of Communication Wire between Indoor Unit and Indoor Unit (or
Outdoor Unit)
Fig.3.3.2
Material Type
Total Length L (m/ft.)
of Communication
Cable between Indoor
Unit and Indoor
(Outdoor) Unit
Wire size
(mm²/AWG)
Material
Standard
Remarks
Light/Ordinary
polyvinyl
chloride
sheathed cord.
(60227 IEC 52
/60227 IEC 53)
L≤1000m
(L≤3280ft.)
≥2×0.75
(≥2×AWG18)
IEC
60227-5
1. If the wire diameter is
enlarged to
2×1mm²(2×AWG16), the
total communication line
length can reach
1500m(4920ft.).
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.
