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7 7 . . S S ound D
ound Data
ata
Wind-Free 4Way Cassette
Sound Power level
NOTE
• Specifications may be subject to change without prior notice
- Sound power level is an absolute value that a sound source
generates.
- dBA = A-weighted sound power level.
- Reference power : 1pW.
- Measured according to ISO 3741.
• NC Curve
1) CNH184DB (AC018BN4DCH/AA)
3) CNH304DB (AC030BN4DCH/AA)
CNH184DB (AC018BN4DCH/AA)
CNH244DB (AC024BN4DCH/AA)
CNH304DB (AC030BN4DCH/AA)
CNH364DB (AC036BN4DCH/AA)
2) CNH244DB (AC024BN4DCH/AA)
4) CNH364DB (AC036BN4DCH/AA)
Unit: dB(A)
Model
Cooling
53
53
53
59
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