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• VRF Systems • Indoor Units
22
• Indoor Units • FREE AIR CASSETTE • S-UM4JPQ
8
Sound data
8 - 2 Sound power spectrum
13
8
4TW28887-1
NOTES
1
Data is valid at free field condition.
2
Data is valid at nominal operation condition.
3
dBA = A-weighted sound operation level (A-scale according to IEC).
4
Reference acoustic intensity 0dB = 10E-6μ
2
5
Curve for
in cooling mode.
Sound operat
ion l
ev
el
(d
B)
Octave band center frequency (Hz)
W/m
S-63UM4JPQ
S-63UM4JPQ
4TW28897-1
NOTES
1
Data is valid at free field condition.
2
Data is valid at nominal operation condition.
3
dBA = A-weighted sound operation level (A-scale according to IEC).
4
Reference acoustic intensity 0dB = 10E-6μ
2
5
Curve for S-80UM4JPQ in cooling mode.
Sound operat
ion l
ev
el
(d
B)
Octave band center frequency (Hz)
S-80UM4JPQ
W/m
4TW28907-1
NOTES
1
Data is valid at free field condition.
2
Data is valid at nominal operation condition.
3
dBA = A-weighted sound operation level (A-scale according to IEC).
4
Reference acoustic intensity 0dB = 10E-6μ
2
5
Curve for S-100UM4JPQ in cooling mode.
Sound operat
ion l
ev
el
(d
B)
Octave band center frequency (Hz)
S-100UM4JPQ
W/m
4TW28917-1
NOTES
1
Data is valid at free field condition.
2
Data is valid at nominal operation condition.
3
dBA = A-weighted sound operation level (A-scale according to IEC).
4
Reference acoustic intensity 0dB = 10E-6μ
2
5
Curve for
in cooling mode.
Sound operat
ion l
ev
el
(d
B)
Octave band center frequency (Hz)
S-125UM4JPQ
W/m
S-125UM4JPQ
S-UM4JPQ.book Page 22 Monday, December 24, 2007 4:28 PM
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