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3.1
Installation Requirements
(1) Communication cord of the centralized controller
must be selected according to the table below. Never use the cable that is
not in compliance with instructions of this manual.
Cord type
Network
Ordinary
Indoor
polyvinyl
network
sheathed
Outdoor
network
Notice:
1) The cord shall be Circular cord (the cores shall be twisted together).
2) If unit is installed in places with intense magnetic field or strong
interference, it is necessary to use shielded wire
(2) Communication cord of the centralized controller and L-CAC&Split unit
（Modbus net） must be selected according to the table below
Figure 3-3 Dimension of Electric Box Cover
Cord
standard
Light/
chloride
IEC 60227-
cord.
5:2007
(60227
IEC 52
/60227
IEC 53)
Centralized Controller
Cord size
Total
(mm
2
/
length L
AWG)
(m/feet)
L≤1000m
(L≤3280-
2×0.75~
5/6feet)
2×1.25
(2×
AW
G18~2×A
WG16)
L≤500
(L≤820-1/
5feet)
Remark
If cord size is
2×1mm
2
(2×AWG16),
communication
cord can be
stretched longer.
But the total
length can't
exceed 1500m
(4921-1/4feet).
Total length of
communication
cord can't
exceed 500m
(820-1/5feet).
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