Sound Data; Sound Pressure Spectrum - Daikin REQ71B7V3B Technical Data Manual

8

Sound data

8 - 1 Sound pressure spectrum

REQ71B7 - Cooling
3TW26597-1
NOTES
1 Data is valid at free field condition
2 Data is valid at nominal operation condition
3 dB(A) = A-weighted sound pressure level (A-scale
according to IEC)
4 Reference acoustic pressure 0dB = 20μPa
5 Curve for REQ71B7 in cooling mode
REQ100B7 - Heating
3TW26617-2
NOTES
1 Data is valid at free field condition
2 Data is valid at nominal operation condition
3 dB(A) = A-weighted sound pressure level (A-scale
according to IEC)
4 Reference acoustic pressure 0dB = 20μPa
5 Curve for REQ100B7 in heating mode
• Outdoor Units • R-410A • REQ-B7
Octave band center frequency (Hz)
Measuring location
(discharge side)
Octave band center frequency (Hz)
Measuring location
(discharge side)
• Split Sky Air • Outdoor Units
REQ71B7 - Heating
3TW26597-2
Octave band center frequency (Hz)
NOTES
1 Data is valid at free field condition
2 Data is valid at nominal operation condition
3 dB(A) = A-weighted sound pressure level (A-scale
according to IEC)
4 Reference acoustic pressure 0dB = 20μPa
5 Curve for REQ71B7 in heating mode
REQ100B7 - Cooling
3TW26617-1
Octave band center frequency (Hz)
NOTES
1 Data is valid at free field condition
2 Data is valid at nominal operation condition
3 dB(A) = A-weighted sound pressure level (A-scale
according to IEC)
4 Reference acoustic pressure 0dB = 20μPa
5 Curve for REQ100B7 in cooling mode
37
8
Measuring location
(discharge side)
Measuring location
(discharge side)
27