Installer reference guide
97
08 + ERLQ004~008
Daikin Altherma - Low Temperature Split
4P313774-1 – 2012.05
15 Technical data
15.10 Sound spectrum
15.10.1 Sound spectrum: Outdoor unit
NR0 NR5 NR10 NR15
NR20
NR25
NR30
NR35
NR40
NR45
NR50
NR55
NR60
NR65
NR70
NR75
10
20
30
40
50
60
70
10
15
20
25
30
35
40
45
50
55
60
65
70
63
125
250
500
1000 2000 4000 8000 dBA
ERLQ004CA*
NR0 NR5 NR10
NR15
NR20
NR25
NR30
NR35
NR40
NR45
NR50
NR55
NR60
NR65
NR70
NR75
10
20
30
40
50
60
70
10
15
20
25
30
35
40
45
50
55
60
65
70
63
125
250
500
1000 2000 4000 8000
dBA
ERLQ006CA*
NR0 NR5 NR10 NR15
NR20
NR25
NR30
NR35
NR40
NR45
NR50
NR55
NR60
NR65
NR70
NR75
10
20
30
40
50
60
70
10
15
20
25
30
35
40
45
50
55
60
65
70
63
125
250
500 1000 2000 4000 8000 dBA
ERLQ008CA*
3TW60817-1
OCTAVE BAND CENTER FREQUENCY [dB]
NOTES:
- DATA IS VALID AT FREE FIELD CONDITION
- DATA IS VALID AT NOMINAL OPERATION CONDITION
- dBA = A-WEIGHTED SOUND PRESSURE LEVEL. (A-SCALE ACCORDING TO IEC)
- REFERENCE ACOUSTIC PRESSURES 0dB = 20μPa
Sound pressure
lev
el [dB]
OCTAVE BAND CENTER FREQUENCY (Hz)
Sound pressure
lev
el [dB]
OCTAVE BAND CENTER FREQUENCY (Hz)
Sound pressure
lev
el [dB]
OCTAVE BAND CENTER FREQUENCY (Hz)
COOLING
MEASURING LOCATION
(DISCHARGE SIDE)
