Sound Pressure Level (dB) (0dB = 0.0002
µbar)
Sound Pressure Level (dB) (0dB = 0.0002
µbar)
4-107
1
2
3
4
5
6
7
8
3-WAY ECO-i SYSTEM Unit Specifi cations
4-4. Noise Criterion Curves
4. 1-Way Air Discharge Semi-concealed Type (A Type)
TD831143-00W-3WAY.indb107TD831143-00W-3WAY.indb107 2008/12/0117:23:332008/12/0117:23:33