26
Ceiling Concealed Duct
50Hz • R410A • Heat Pump
50Hz • R410A • Heat Pump
Sound Levels
Sound Pressure Level (dB re 20
µ
Pa )
10
20
30
40
50
60
70
80
90
63
125
250
500
1000
2000
4000
8000
Octave Band Center Frequency (Hz)
Sound Pressure Level (dB re 20
µ
Pa )
Octave Band Center Frequency (Hz)
NC-15
NC-70
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
Notes:
- Data is valid at nominal operation condition
- Reference accoustic pressure OdB = 20
µ
Pa
- Sound level will vary depending on a range of factors such as
the construction(acoustic absorption coefficient) of particular
room in which the equipment is installed.
- The operating conditions are assumed to be standard(KS conditions)
Model
AB-H246HTA0[B24AHV SH0]
37
35
33
AB-H306GTA0[B30AHV SG0]
AB-H366GTA0[B36AHV SG0]
42 40 38
AB-H366GSA0[B36AH SG0]
AB-H426GSA0[B42AH SG0]
Sound Levels(dBA)
H M L
1.5m
1m
2m
1m
DUCT
DISCHARGE
SUCTION
DUCT
10
20
30
40
50
60
70
80
90
63
125
250
500
1000
2000
4000
8000
NC-15
NC-70
NC-65
NC-60
NC-55
NC-50
NC-45
NC-40
NC-35
NC-30
NC-25
NC-20
12. Sound Levels
Overall
Sound Pressure Level
AB-H30(36)6GTA0
[B30AHV SG0, B36AHV SG0]
AB-H36(42)6GSA0
[B36AH SG0, B42AH SG0]
AB-H246HTA0[B24AHV SH0]
