Specification Sheet

408
RPM
Sound Performance Sones / LwA (Inches w.g.)
0 0.125 0.25 0.375 0.5
1550 18.1 / 80 16.3 / 78 - - -
1600 18.9 / 80 17.1 / 79 15.7 / 78 - -
1650 19.8 / 81 18.1 / 80 16.7 / 79 - -
1700 21 / 82 19 / 81 17.6 / 80 - -
1725 21 / 83 19.5 / 81 18.1 / 80 - -
1775 22 / 83 20 / 82 19.1 / 82 - -
1825 23 / 85 22 / 83 20 / 83 - -
1875 24 / 86 23 / 85 21 / 84 - -
1925 25 / 87 24 / 86 23 / 85 22 / 84 -
2000 28 / 88 26 / 87 25 / 86 24 / 85 -
2075 30 / 90 29 / 89 27 / 88 26 / 87 -
2150 33 / 91 32 / 90 30 / 89 29 / 89 -
2200 35 / 92 34 / 91 32 / 90 30 / 90 -
2275 39 / 94 37 / 93 35 / 92 33 / 91 32 / 90
2350 43 / 96 40 / 95 38 / 94 36 / 93 35 / 92
2425 47 / 97 44 / 96 42 / 95 40 / 94 38 / 93
Size 12
SOUND CHARACTERISTICS
RPM
Sound Performance Sones / LwA (Inches w.g.)
0 0.125 0.25 0.375 0.5 0.625 0.75 0.875 1 1.25
1100 13.7 / 75 12.3 / 73 10.8 / 72 - - - - - - -
1175 16.1 / 77 14.7 / 76 13.3 / 74 - - - - - - -
1225 17.8 / 79 16.4 / 78 15 / 76 13.7 / 75 - - - - - -
1275 19.7 / 81 18.1 / 79 16.8 / 78 15 / 76 - - - - - -
1300 21 / 82 19.1 / 80 17.7 / 79 15.8 / 77 - - - - - -
1350 23 / 83 21 / 82 19.6 / 81 17.8 / 79 16.7 / 79 - - - - -
1375 24 / 84 22 / 83 21 / 82 18.7 / 80 17.4 / 79 - - - - -
1425 27 / 86 25 / 85 23 / 83 21 / 82 19 / 80 - - - - -
1475 29 / 88 27 / 86 26 / 85 23 / 84 21 / 82 19.8 / 81 - - - -
1525 32 / 89 30 / 88 28 / 86 26 / 85 23 / 83 21 / 82 - - - -
1575 33 / 90 31 / 88 29 / 87 27 / 86 25 / 84 23 / 83 22 / 83 - - -
1625 35 / 90 32 / 89 31 / 88 29 / 87 26 / 86 24 / 84 23 / 84 - - -
1675 36 / 91 34 / 90 32 / 89 30 / 88 28 / 87 26 / 85 24 / 85 23 / 85 - -
1750 38 / 92 36 / 91 34 / 90 33 / 89 31 / 88 28 / 87 26 / 86 25 / 86 - -
1825 41 / 93 39 / 92 37 / 91 35 / 90 33 / 90 31 / 88 29 / 87 27 / 87 27 / 87 -
1875 42 / 93 40 / 92 38 / 92 36 / 91 35 / 90 32 / 89 30 / 88 29 / 88 28 / 88 -
1925 43 / 94 41 / 93 39 / 92 37 / 92 36 / 91 34 / 90 32 / 89 30 / 88 29 / 89 -
1975 44 / 94 42 / 94 40 / 93 39 / 92 37 / 92 36 / 91 34 / 90 32 / 89 31 / 89 31 / 90
2025 45 / 95 43 / 94 41 / 94 40 / 93 39 / 93 37 / 92 35 / 91 33 / 90 32 / 90 32 / 91
2075 46 / 96 44 / 95 43 / 94 41 / 94 40 / 93 39 / 93 37 / 92 35 / 91 33 / 91 33 / 91
Size 16
The sound ratings shown are loudness values in fan sones at 1.5 m (5 ft) in a hemispherical free eld calculated per
AMCA International Standard 301. Values shown are for: Installation Type A: free inlet hemispherical sone levels.
R
®
AIR
MOVEMENT
AND CONTROL
ASSOCIATION
INTERNATIONAL, INC.
AIR
PERFORMANCE
SOUND
and
S&P USA Ventilation Systems, LLC., Div. of Soler & Palau
Ventilation Group certies that the Models TDB shown
herein are licensed to bear the AMCA Seal. The ratings
shown are based on test and procedures performed
in accordance with AMCA Publication 211 and AMCA
Publication 311 and comply with the requirement of the
AMCA Certied Ratings Program.
MODEL TDB
BELT DRIVE TUBEAXIAL DUCT FAN