6. SYSTEM DESIGN
TRANSMISSION LINE
4-3.
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
i
g
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) -
SY
S
T
E
M
DE
SIGN
SY
S
T
E
M
DE
SIGN
Summary of Contents for ARU12RLF
Page 3: ...1 GENERAL INFORMATION DTR_BMU001E_03 CHAPTER01 2010 08 25 Hybrid Flex Inverter System ...
Page 18: ...2 MODEL SELECTION DTR_BMU001E_04 CHAPTER02 2010 10 04 Hybrid Flex Inverter System ...
Page 38: ...3 OUTDOOR UNIT BRANCH BOX Hybrid Flex Inverter System DTR_BMU001E_04 CHAPTER03 2010 10 04 ...
Page 58: ...4 INDOOR UNITS Hybrid Flex Inverter System DTR_BMU001E_05 CHAPTER04 2010 11 12 ...
Page 116: ...5 CONTROL SYSTEM DTR_BMU001E_04 CHAPTER05 2010 10 04 Hybrid Flex Inverter System ...
Page 152: ...6 SYSTEM DESIGN DTR_BMU001E_04 CHAPTER06 2010 10 04 Hybrid Flex Inverter System ...
Page 287: ...7 OPTIONAL PARTS Hybrid Flex Inverter System DTR_BMU001E_03 CHAPTER07 2010 08 25 ...