Fujitsu Airstage J-II - Page 467

REFRIGERANT SYSTEM 2

b
a
b1
e1
e2
f1 f2
f3
d
c
1 2 3 4 5 6
BP1 BP2
HD1
BP3
Indoor
unit
Indoor
unit
(6.4kW)
(3.6kW)
(2.8kW)
(6.6kW)(13.0kW)(17.5kW)
(4.5kW)
(4.5kW) (3.6kW) (2.8kW) (2.2kW) (2.2kW) (2.2kW)
(2.2kW) (2.2kW) (2.2kW)
Indoor
unit
Indoor
unit
Indoor
unit
Indoor
unit
Total cooling capacity of indoor units
connected downwards to the pipe.
Outdoor
unit
System conguration
z
(Indoor units)
1 2 3 4 5 6
Total Capacity
(kW)
Model name
ARXD14 ARXD12 ARXD09 ARXD07 ARXD07 ARXD07
17.5
Capacity (kW)
4.5 3.6 2.8 2.2 2.2 2.2
System conguration
z
(Outdoor unit)
Outdoor unit 1
Model name
AJ

A45
Capacity (kW)
14.0
Capacity ratio
z
(Total indoor unit capacity) / (Total outdoor unit capacity)
= (17.5) / (14.0) = 125.0% (Within 50% to 130%)
Selection of branch kit
z
Branch
point No.
Model
BP1 UTP-AX090A
BP2 UTP-AX090A
BP3 UTP-AX090A
HD1 UTR-H0906L
Model Q'ty
UTP-AX090A 3
UTR-H0906L 1
- (06 - 25) -
SYSTEM DESIGN SYSTEM DESIGN