Design and Technical Manual

6. SYSTEM DESIGN
TRANSMISSION LINE4-3.
TRANSMISSION WIRING SPECIFICATIONS

Use Cable size Remarks
Between Outdoor unit to Branch box ●
Between Branch box to Branch box ●
Between Branch box to Indoor unit ●
14 AWG
208/230V 60Hz
3Wire + ground
Between Central remote controller to Branch box ● 22 AWG
Sheathed PVC cable
Polar 3core
TRANSMISSION WIRING LIMITATION

d e f
a
b
Central remote
controller
c
h ig
l
j k
Branch box 3 (secondary)Branch box 2 (secondary)Branch box 1 (primary)
Maximum length [ft. (m)]
Outdoor unit - Branch box (primary) a 246 (75)
Branch box (primary) - Branch box (secondary)
(each unit)
b, c 246 (75)
Branch box - Indoor unit
(each unit)
d, e, f, g, h, i, j, k 246 (75)
Central remote controller - Branch box
(Total length)
l 1640 (500)
- (06 - 43) -
SYSTEM DESIGN SYSTEM DESIGN