• Example 4 (Prohibited)
Refrigerant pipe
<Twin>
Indoor unit
Outdoor unit
Wired remote controller
Junction box
NOTE: When connecting more than 2 indoor units in same refrigerant circuit, the remote controller
cable must be connected between indoor units.
• Example 5 (Prohibited)
<Twin>
Wired remote controller
Junction box
Refrigerant pipe
<Twin>
Indoor unit
Outdoor unit
NOTE:
Do not connect 3 or more remote controllers in the same remote controller group.
• Example 6 (Prohibited)
Outdoor unit
Indoor unit
Refrigerant pipe
Connection cable
Remote controller cable
<Triple> <Triple>
Wired remote controller Wired remote controller
Junction box
NOTE:
Do not separate the remote controller group in the same refrigerant circuit.
- 220 -
4-3. Control patterns 4. Wiring design
SYSTEM
DESIGN
SYSTEM
DESIGN