Design Technical Manual

Table Of Contents
TRANSMISSION LINE SEPARATION RULES
To ensure a quality connection of communication wires, the use of a separate terminal block
is recommended.
Connection of three or more lines on one terminal may cause poor communication. In this
case, use a terminal block.
Note
Do not loop.
Example 1 : Connecting each outdoor and RB unit with one connection wiring.
Refrigerant
system 1
Refrigerant
system 2
Refrigerant
system 3
Example 2 : Separating transmission line.
Refrigerant
system 1
Separate on
the terminal for
transmission line.
Separate using
terminal block
System
controller
Refrigerant
system 2
Refrigerant
system 3
- (06 - 101) -
SYSTEM
DESIGN
SYSTEM
DESIGN