Specification Sheet

123
MODEL SDB
BELT DRIVE CENTRIFUGAL DOWNBLAST ROOF EXHAUSTER
SIZE 16
Power Ratings (BHP) does not include drive losses.
Performance certied is for installation type A - free inlet, free outlet.
Performance ratings include the effects of birdscreen in the airstream.
The sound ratings shown are loudness values in fan sones @ 5' (1.5m) in a hemispherical free eld calculated per AMCA 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 SDB 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.
UL STANDARD 705
MODEL SDB
BELT DRIVE CENTRIFUGAL DOWNBLAST ROOF EXHAUSTER
Motor
HP
RPM
Static Pressure in Inches w.g.
0
0.125 0.25 0.375 0.5 0.625 0.75 0.875 1 1.25 1.5
1/4
550
CFM
1568 1275
- - - -
- - -
- -
BHP 0.04 0.06 - - - -
- - -
- -
Sones 4.4 3.5 - - - -
- - -
- -
1/4 650
CFM 1853 1614 1292 - - - - - - - -
BHP 0.07 0.08 0.10 - - - - - - - -
Sones 6.0 5.1 4.3 - - - - - - - -
1/4 750
CFM 2139 1936 1702 1356 - - - - - - -
BHP 0.10 0.12 0.14 0.15 - - - - - - -
Sones 7.8 7.3 6.2 5.6 - - - - - - -
1/4 850
CFM 2424 2249
2052 1817 1502 - - - - - -
BHP 0.15 0.17 0.20 0.21 0.22 - - - - - -
Sones 9.5 8.9 8.1 7.3 6.9 - - - - - -
1/3 950
CFM 2709 2556 2383 2198 1964 1678 - - - - -
BHP 0.21 0.23 0.26 0.28 0.30 0.31 - - - - -
Sones 11.2 10.7 10.1 9.2 8.6 8.2 - - - - -
1/2 1050
CFM 2994 2857 2704 2543 2368 2142 1878 - - - -
BHP 0.28 0.31 0.34 0.37 0.39 0.41 0.41 - - - -
Sones 12.9 12.5 12.1 11.3 10.5 10.0 9.6 - - - -
3/4 1150
CFM 3279 3156 3019 2874 2724 2557 2345 2095 - - -
BHP 0.37 0.40 0.43 0.46 0.49 0.52 0.53 0.54 - -
-
Sones 14.7 14.4 14.0 13.4 12.6 11.9 11.5 11.3 - - -
3/4 1250
CFM 3564 3452 3329 3197 3062 2921 2763 2568 2348 - -
BHP 0.47 0.51 0.54 0.58 0.61 0.64 0.66 0.68 0.70 - -
Sones 16.9 16.5 16.3 16.0 15.1 14.4 13.7 13.5 13.3 - -
1 1350
CFM 3849 3746 3634 3514 3391 3264 3132 2983 2805 2402 -
BHP 0.59 0.63 0.67 0.71 0.75 0.78 0.81 0.84 0.86 0.88 -
Sones 19.4 19.2 18.9 18.6 18.0 17.3 16.5 15.8 15.5 15.1 -
1 1450
CFM 4135 4038 3936 3827 3713 3597 3478 3354 3216 2875 2467
BHP 0.74 0.78 0.82 0.86 0.90 0.94 0.97 1.01 1.04 1.08 1.08
Sones 22.2 21.9 21.7 21.5 21.3 20.4 19.6 18.8 18.0 17.5 17.0