Daikin FTX-J3 Technical Data Manual page 13

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