6. SYSTEM DESIGN
Example 5 (Not good)
Outdoor unit
Indoor unit 1
Branch box 1
(Primary type)
Model
Capacity
(BTU/h)
Total
capacity
(BTU/h)
Connectable indoor
unit capacity (BTU/h)
Judgement
Min.
Max.
Outdoor unit
AOU48
48000
48000
2
80%
38400
3
130%
62400
Not good → Because only one
indoor unit is connected
Indoor unit 1
ARU24
24000
1
24000
Branch box 1
UTP-PU03A
-
-
-
-
-
Example 6 (Not good)
Branch box 1
(Primary type)
Outdoor unit
Indoor unit 1 Indoor unit 2
Model
Capacity
(BTU/h)
Total
capacity
(BTU/h)
Connectable indoor
unit capacity (BTU/h)
Judgement
Min.
Max.
Outdoor unit
AOU48
48000
48000
2
80%
38400
3
130%
62400
1
<
2
36000 < 38400 → Not good
Indoor unit 1
ARU24
24000
1
36000
Indoor unit 2
ARU12
12000
Branch box 1
UTP-PU03A
-
-
-
-
-
Capacity ratio
75%
- (06 - 05) -
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 ...