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8 Sound data<br />
8 - 1 Sound pressure spectrum<br />
• Indoor Units • SLIM CONCEALED CEILING UNIT • <strong>FXDQ</strong>-<strong>PVE</strong> - <strong>FXDQ</strong>-<strong>NAVE</strong><br />
<strong>FXDQ</strong>20P<br />
4D052164<br />
<strong>FXDQ</strong>25P<br />
4D052165<br />
8<br />
Ocatve band sound pressure level dB (0dB=0.0002µ bar)<br />
H<br />
Ocatve band sound pressure level dB (0dB=0.0002µ bar)<br />
H<br />
Approximate<br />
treshold hearing for<br />
continuous noise<br />
L<br />
Approximate<br />
treshold hearing for<br />
continuous noise<br />
L<br />
Ocatve band center frequency (Hz)<br />
Ocatve band center frequency (Hz)<br />
NOTES<br />
1 Over all (dB):<br />
(B, G, N is already rectified)<br />
Scale Air flow rate<br />
Hi Low<br />
A 33 29<br />
C 39 36<br />
2 Operating conditons:<br />
• Power source: 220-240V 50Hz / 220V 60Hz<br />
• Cooling: Return air temperature: 27C DB, 19C WB; Outdoor temperature: 35C DB, 24C WD<br />
• Heating: Return air temperature: 20C DB, 15C WB; Outdoor temperature: 7C DB, 6C WB<br />
3 Measuring place: Anechoic chamber<br />
4 Location of microphone<br />
2 m 1 m<br />
NOTES<br />
1 Over all (dB):<br />
(B, G, N is already rectified)<br />
Scale Air flow rate<br />
Hi Low<br />
A 33 29<br />
C 39 36<br />
2 Operating conditons:<br />
• Power source: 220-240V 50Hz / 220V 60Hz<br />
• Cooling: Return air temperature: 27C DB, 19C WB; Outdoor temperature: 35C DB, 24C WD<br />
• Heating: Return air temperature: 20C DB, 15C WB; Outdoor temperature: 7C DB, 6C WB<br />
3 Measuring place: Anechoic chamber<br />
4 Location of microphone<br />
2 m 1 m<br />
Discharge<br />
Duct<br />
Duct<br />
Suction<br />
Discharge<br />
Duct<br />
Duct<br />
Suction<br />
1.5 m<br />
Microphone<br />
5 The operating condition is external static pressure 10Pa. Operation noise differs with operation and ambient<br />
conditions.<br />
1.5 m<br />
Microphone<br />
5 The operating condition is external static pressure 10Pa. Operation noise differs with operation and ambient<br />
conditions.<br />
<strong>FXDQ</strong>32P<br />
4D052166<br />
<strong>FXDQ</strong>40NA<br />
4D046284<br />
Ocatve band sound pressure level dB (0dB=0.0002µ bar)<br />
H<br />
Ocatve band sound pressure level dB (0dB=0.0002µ bar)<br />
H<br />
Approximate<br />
treshold hearing for<br />
continuous noise<br />
L<br />
Approximate<br />
treshold hearing for<br />
continuous noise<br />
L<br />
Ocatve band center frequency (Hz)<br />
Ocatve band center frequency (Hz)<br />
NOTES<br />
1 Over all (dB):<br />
(B, G, N is already rectified)<br />
Scale Air flow rate<br />
Hi Low<br />
A 33 29<br />
C 39 36<br />
2 Operating conditons:<br />
• Power source: 220-240V 50Hz / 220V 60Hz<br />
• Cooling: Return air temperature: 27C DB, 19C WB; Outdoor temperature: 35C DB, 24C WD<br />
• Heating: Return air temperature: 20C DB, 15C WB; Outdoor temperature: 7C DB, 6C WB<br />
3 Measuring place: Anechoic chamber<br />
4 Location of microphone<br />
2 m 1 m<br />
Discharge<br />
Duct<br />
1.5 m<br />
Microphone<br />
5 The operating condition is external static pressure 10Pa. Operation noise differs with operation and ambient<br />
conditions.<br />
Duct<br />
Suction<br />
NOTES<br />
1 Over all (dB):<br />
Scale Air flow rate<br />
Hi Low<br />
A 34 30<br />
2 Operating conditons:<br />
• Power source: 220-240V 50Hz / 220V 60Hz<br />
• Cooling: Return air temperature: 27C DB, 19C WB; Outdoor temperature: 35C DB, 24C WB<br />
• Heating: Return air temperature: 20C DB, 15C WB; Outdoor temperature: 7C DB, 6C WB<br />
3 Measuring place: Anechoic chamber<br />
4 Location of microphone<br />
2 m 1 m<br />
Discharge<br />
Duct<br />
1.5 m<br />
Microphone<br />
Duct Suction<br />
5 The operating condition is external static pressure 15Pa. Operation noise differs with operation and ambient<br />
conditions.<br />
16<br />
• VRV Systems • Indoor Units
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