Daikin EWYQ007ACV3P [12/15] Sound data

• Hydronic Systems • Chillers 12

• Chillers • R-410A • EWYQ-ACV3P

9 Sound data

9 - 1 Sound pressure spectrum

3TW57537-2

Sound pressure level (dB)

Octave band center frequency (Hz)

EWYQ006AC (Heating)

NOTES

1 Data is valid at free field condition (measured in a

semi-anachoic room)

2 dB(A) = A-weighted sound pressure level (A-scale

according to IEC)

3 Reference acoustic pressure 0dB = 20µPa

4 If sound is measured under actual installation

conditions, the measured value will be higher due to

environmental noise and sound reflections..

Location of microphone

Microphone

Coil