Specification Sheet

412
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
600 11.8 / 73 10.1 / 71 - - - - - - - -
650 13.5 / 75 12 / 74 - - - - - - - -
700 15.2 / 77 13.9 / 76 12.8 / 75 - - - - - - -
750 16.9 / 79 15.9 / 78 14.8 / 77 - - - - - - -
775 17.8 / 80 16.9 / 79 15.8 / 78 - - - - - - -
800 18.6 / 81 17.8 / 80 16.8 / 79 - - - - - - -
825 19.6 / 82 18.8 / 81 17.8 / 80 - - - - - - -
850 21 / 83 19.7 / 82 18.8 / 81 18.1 / 80 - - - - - -
875 22 / 84 21 / 83 19.8 / 82 19.1 / 81 - - - - - -
900 23 / 85 22 / 84 21 / 83 20 / 82 - - - - - -
925 24 / 86 23 / 85 22 / 84 21 / 83 - - - - - -
950
25 / 87 24 / 86 23 / 85 22 / 84 22 / 83 - - - - -
975 27 / 87 26 / 87 24 / 85 23 / 84 23 / 84 - - - - -
1025 29 / 89 28 / 88 27 / 87 26 / 86 25 / 86 - - - - -
1075 32 / 90 31 / 90 29 / 89 28 / 88 27 / 87 - - - - -
1100 34 / 91 33 / 91 31 / 89 29 / 89 29 / 88 28 / 88 - - - -
1125 35 / 92 34 / 91 32 / 90 31 / 89 30 / 89 29 / 88 - - - -
1150 37 / 93 36 / 92 34 / 91 32 / 90 31 / 89 30 / 89 - - - -
1175 38 / 93 37 / 93 35 / 92 34 / 91 32 / 90 31 / 90 - - - -
1200 39 / 94 38 / 93 37 / 92 35 / 91 33 / 91 32 / 90 32 / 90 - - -
1225 41 / 94 40 / 94 38 / 93 36 / 92 35 / 91 34 / 91 33 / 91 - - -
1275 43 / 95 42 / 95 41 / 94 39 / 93 38 / 93 36 / 92 36 / 92 - - -
1325 46 / 96 45 / 96 44 / 95 42 / 95 41 / 94 39 / 93 38 / 93 38 / 93 - -
1375 49 / 97 48 / 97
47 / 96 45 / 96 44 / 95 42 / 95 41 / 94 41 / 94 - -
1400 50 / 98 50 / 98 48 / 97 47 / 96 45 / 96 44 / 95 43 / 95 42 / 9 - -
1475 55 / 99 54 / 99 53 / 99 51 / 98 50 / 98 49 / 97 48 / 97 46 / 96 46 / 96 -
1550 59 / 101 59 / 101 58 / 100 57 / 100 55 / 99 54 / 99 53 / 98 52 / 98 51 / 97 -
1600 63 / 101 63 / 101 61 / 101 60 / 101 59 / 100 58 / 100 56 / 99 55 / 99 54 / 98 53 / 98
Size 30
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