37
CONTROL WIRING
Use 2-Core stranded shielded communication wire. Wiring length limitations must be observed to avoid any
communication interference.
Table 29 —Wiring Length Limitation
Fig. 19 —Controls Wiring
Max. length to Outdoor L1+L2,L5 ≤3937ft [1,200m] AWG 18
Max. total length to Indoor units L3, L3+L4 ≤3937ft [1,200m] AWG 18
Max. length from controller to indoor units L6+L7+ L8+ L9, L10+L11 ≤820ft [250m] AWG 18
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