3
8
• Split - Sky Air • FTX-J3
11
• Indoor Unit • FTX-J3
8
Sound data
8 - 1
Sound Pressure Spectrum
1
.
2
.
3
.
4
.
5
.
41
27
41
29
Location
of
microphone
B
A
Scale
dBA
=
A
Ͳ
weighted
sound
pressure
level
(A
scale
according
to
IEC).
Octave
band
centre
frequency
[Hz]
Cooling
mode
Sound
pressure
level
[dB]
Sound
pressure
level
[dB]
Heating
mode
Legend
Octave
band
centre
frequency
[Hz]
Notes
Cooling
Heating
dBA
A
B
dBA
A
B
Total
dB
Total
dB
FTX35J3
Background
noise
already
taken
into
account.
Operating
conditions:
power
source
220
Ͳ
240
V/220
V
50/60
Hz;
JIS
standard
The
operation
noise
measuring
method
is
in
accordance
with
JISC9612.
Measuring
location:
anechoic
chamber
Operating
noise
varies
depending
on
operation
and
ambient
conditions.
C
C
B
NR0
NR5
NR10
NR15
NR20
NR25
NR30
NR35
NR40
NR45
NR50
NR55
NR60
NR65
NR70
NR75
NR80
NR85
NR90
10
20
30
40
50
60
70
80
90
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
63
125
250
500
1000
2000
4000
8000
dBA
NR0
NR5
NR10
NR15
NR20
NR25
NR30
NR35
NR40
NR45
NR50
NR55
NR60
NR65
NR70
NR75
NR80
NR85
NR90
10
20
30
40
50
60
70
80
90
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
63
125
250
500
1000 2000 4000 8000
dBA
3D092113
