18
INDOOR UNIT
Cooling Capacity
[kW]
[BTU]
Heating Capacity
[kW]
[BTU]
Noise Level
High
[dB (A)]
Med
[dB (A)]
Low
[dB (A)]
Quiet
[dB (A)]
Dimensions
H
×
W
×
D
[mm]
Net Weight
[kg]
Air Flow Rate
[m
3
/h]
Pipe connections
Type
Liquid Side
Gas Side
SPECIFICATIONS
AST9QM
AST12QM
AST18QM
AST24QM
2.7
3.5
5.2
6.9
9,200
12,000
17,800
23,600
3.3
4.0
6.2
8.2
11,300
13,700
21,200
28,000
38
39
42
46
36
37
39
42
34
35
36
37
31
32
33
34
260
×
815
×
175
320
×
1,120
×
220
8
16
440
500
840
1000
Flare
ø6.35
ø6.35
ø6.35
ø9.52
ø9.52
ø12.7
ø12.7
ø15.88
OUTDOOR UNIT
Number of Indoor Units
Combined I.U/O.U Total Capacity
[BTU]
Operating Mode
Power Supply
Rated
Capacity
[BTU]
[kW]
Running Current
[A]
Power Input
[kW]
Power Factor
[%]
COP
Capacity Range
[kW]
Running Current
[A]
Power Input Range
[kW]
Starting Current
[A]
Noise Level
[dB (A)]
Dimensions
[mm]
Net Weight
[kg]
Compressor
Type
Motor output
[kW]
Piping Connections
Type
Unit A
Unit B
Unit C
Unit D
Maximum Pipe Length (Each Unit)
[m]
Maximum Pipe Length (Total)
[m]
Maximum Pipe Height Different
[m]
Refrigerant
Wiring Connection
Power Supply
Indoor to Outdoor
Operating Temperature Range
[
°
C]
AOT30QMAM4
4
27,000-48,000 (8.0-14.0 kW)
Cooling
Heating
240-(220) V 50 Hz
27,300
31,800
8.0
9.3
11.2
11.0
2.67
2.62
100
100
3.00
3.55
1.8-9.5
2.0-11.2
3.0-16.1
3.3-16.2
0.68-3.85
0.77-3.86
10
48/53
900
×
900
×
350
75
Twin rotary type with DC-inverter
1.3
Flare
ø6.35 (ø9.52)/ø9.52 or ø12.7 (ø15.88)
ø6.35/ø9.52 or ø12.7
ø6.35/ø9.52 or ø12.7
ø6.35/ø9.52 or ø12.7
25
60
10
R407C 3,000g
2 Wires + Earth
3 Wires + Earth
10 to 46 (Cooling)/-10 to 21 (Heating)
●
Acoustic Noise Information : The maximum sound pressure level is less than 70 dB (A) for both indoor unit and outdoor
unit.
According to IEC 704-1 and ISO 3744.