Specification Sheet

243
Outlet Velocity = CFM x 0.30
Tip Speed = RPM x 4.058
Maximum Motor Frame Size = 184T
Maximum RPM = 2130
Maximum BHP at a Given RPM = (RPM/1708)
3
Unit Specications
Housing Metal Thickness = 18 GA.
Approximate Weight = 140 lbs.
CFM / BHP @ Static Pressure / Sones
Drive Range RPM HP
Tip
Speed
3/4 1 1-1/4 1-1/2 1-3/4 2 2-1/4 2-1/2 2-3/4 3 3-1/4 3-1/2
1313
.31/12.6
741
.26/11.8
- - - - - - - - - -
DP 28
DP 29
1140 1/3 4626
1432
.35/13.8
1002
.32/13.1
- - - - - - - - - -
DP 30
1180 1/3 4788
1850
.51/18.2
1588
.51/17.5
1220
.48/16.8
- - - - - - - - - 1340 1/2 5438
1910
.53/18.8
1660
.54/18.0
1326
.52/17.4
- - - - - - - - -
DP 31
1365 1/2 5539
1969
.56/19.4
1731
.57/18.6
1422
.55/17.9
847
.46/17.4
- - - - - - - - 1390 3/4 5640
2086
.62/21
1865
.63/19.8
1595
.62/19.1
1200
.58/18.4
- - - - - - - - 1440 3/4 5843
2200
.69/22
1994
.70/21
1751
.70/20
1431
.67/19.6
- - - - - - - - 1490 3/4 6046
2312
.75/24
2118
.77/23
1896
.77/21
1621
.76/21
1210
.69/20
- - - - - - -
DP 32
1540 3/4 6249
2421
.83/26
2239
.84/24
2033
.85/23
1788
.84/22
1464
.80/21
- - - - - - - 1590 1 6452
2530
.90/27
2356
.92/26
2163
.93/25
1941
.93/23
1666
.90/23
1255
.82/22
- - - - - - 1640 1 6655
2637
.98/29
2471
1.00/28
2290
1.02/27
2085
1.02/25
1842
1.01/24
1521
.95/23
- - - - - - 1690 1 6858
2690
1.02/30
2528
1.05/29
2352
1.06/28
2154
1.07/26
1924
1.06/25
1630
1.02/24
1155
.89/23
- - - - - 1715 1 6959
2742
1.06/30
2584
1.09/31
2412
1.11/29
2222
1.12/27
2002
1.11/26
1730
1.07/24
1334
.98/24
- - - - -
DP 33
1740 1-1/2 7061
2847
1.15/32
2695
1.18/32
2532
1.20/31
2353
1.21/29
2151
1.21/27
1912
1.19/26
1601
1.13/25
1044
.95/25
- - - - 1790 1-1/2 7264
2951
1.25/33
2805
1.28/34
2649
1.30/32
2480
1.32/31
2293
1.32/31
2077
1.31/28
1814
1.27/27
1443
1.17/26
- - - - 1840 1-1/2 7467
3054
1.35/35
2913
1.38/35
2764
1.40/34
2604
1.42/33
2428
1.43/31
2231
1.42/30
1999
1.40/28
1702
1.34/28
1225
1.18/27
- - - 1890 1-1/2 7669
3156
1.45/36
3020
1.48/36
2877
1.51/36
2724
1.53/35
2559
1.54/33
2376
1.54/31
2166
1.53/30
1914
1.49/29
1572
1.39/29
- - - 1940 1-1/2 7872
3258
1.56/38
3126
1.60/38
2988
1.63/38
2842
1.65/37
2685
1.66/35
2514
1.67/33
2322
1.66/32
2099
1.63/31
1821
1.57/30
1410
1.42/30
- - 1990 2 8075
3359
1.67/39
3231
1.71/39
3098
1.74/40
2958
1.77/39
2809
1.79/37
2647
1.80/35
2469
1.79/34
2267
1.77/33
2028
1.73/32
1716
1.64/32
1179
1.40/31
- 2040 2 8278
3459
1.79/41
3336
1.83/41
3207
1.87/41
3072
1.90/41
2929
1.92/39
2776
1.93/38
2610
1.93/36
2424
1.92/35
2211
1.89/34
1952
1.83/34
1596
1.70/33
- 2090 2 8481
3499
1.84/42
3377
1.88/42
3250
1.92/42
3117
1.95/42
2977
1.97/40
2827
1.98/38
2664
1.99/37
2485
1.98/36
2280
1.95/35
2036
1.90/34
1715
1.79/34
1131
1.50/33
2110 2 8562
3539
1.89/43
3418
1.93/42
3293
1.97/43
3162
2.00/43
3024
2.03/41
2877
2.04/39
2718
2.05/38
2544
2.04/37
2347
2.02/36
2115
1.97/35
1821
1.88/34
1361
1.67/34
2130 2 8643
R
®
AIR
MOVEMENT
AND CONTROL
ASSOCIATION
INTERNATIONAL, INC.
AIR
PERFORMANCE
SOUND
and
Performance certied is for installation type B - free inlet, ducted outlet.
Power Ratings (BHP) does not include drive losses.
Performance ratings do not include the effects of appurtenances 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 fan sone levels.
SQBHP 15
S&P USA Ventilation Systems, LLC., Div.
of Soler & Palau Ventilation Group, certi-
es that the Models SQB 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 Publica-
tion 311 and comply with the requirement
of the AMCA Certied Ratings Program.
STANDARD 705
MODEL SQB
BELT DRIVE SQUARE INLINE CENTRIFUGAL DUCT FAN
30”