Specification Sheet

247
Outlet Velocity = CFM x 0.18
Tip Speed = RPM x 5.629
Maximum Motor Frame Size = 184T
Maximum RPM = 1440
Maximum BHP at a Given RPM = (RPM/988)
3
Unit Specications
Housing Metal Thickness = 18 GA.
Approximate Weight = 220 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
2876
.65/10.1
1908
.56/9.1
- - - - - - -
DP 54
DP 55
DP 56
850 3/4 4784
3051
.70/10.9
2380
.67/9.7
- - - - - - - 875 3/4 4925
3218
.76/11.8
2656
.75/10.4
- - - - - - - 900 3/4 5066
3536
.89/13.9
3086
.90/11.9
2120
.78/10.9
- - - - - - 950 1 5347
3839
1.02/15.6
3452
1.05/13.7
2907
1.03/12.4
- - - - - -
DP 57
1000 1 5629
3986
1.09/16.4
3622
1.13/14.8
3144
1.12/13.2
- - - - - - 1025 1-1/2 5769
4275
1.25/18.1
3946
1.29/17.2
3549
1.31/14.9
2957
1.26/13.7
- - - - - 1075 1-1/2 6051
4416
1.33/19.0
4102
1.38/18.2
3732
1.40/16.0
3230
1.38/14.6
- - - -
- 1100 1-1/2 6192
4557
1.41/19.9
4254
1.47/19.2
3907
1.50/17.2
3463
1.49/15.4
2546
1.31/14.5
- - - - 1125 1-1/2 6332
4668
1.48/21
4375
1.54/19.9
4043
1.58/18.1
3632
1.58/16.1
2974
1.48/15.1
- - - - 1145 1-1/2 6445
4696
1.50/21
4405
1.56/20
4076
1.60/18.4
3673
1.60/16.3
3048
1.52/15.3
- - - - 1150 2 6473
4834
1.59/22
4553
1.65/21
4240
1.70/19.7
3868
1.71/17.5
3353
1.66/16.1
- - - -
DP 58
1175 2 6614
4971
1.68/23
4699
1.75/22
4400
1.80/21
4053
1.82/18.7
3603
1.80/17.0
2601
1.55/16.2
- - - 1200 2 6754
5107
1.78/24
4843
1.85/23
4556
1.90/22
4229
1.93/19.9
3826
1.93/18.0
3194
1.82/17.0
- - - 1225 2 6895
5242
1.88/25
4986
1.96/24
4709
2.01/23
4400
2.05/21
4030
2.06/19.1
3517
1.99/17.9
- - - 1250 2 7036
5510
2.09/26
5267
2.18/25
5009
2.24/25
4727
2.29/24
4405
2.32/21
4007
2.30/19.6
3398
2.18/18.8
- - 1300 3 7317
5643
2.20/27
5406
2.29/26
5156
2.36/26
4885
2.42/25
4581
2.45/23
4218
2.44/21
3721
2.37/19.6
- - 1325 3 7458
5775
2.32/27
5544
2.41/27
5302
2.49/26
5041
2.55/26
4751
2.58/24
4415
2.59/22
3984
2.55/20
3203
2.32/19.6
- 1350 3 7599
5907
2.44/28
5681
2.53/28
5445
2.61/27
5193
2.68/27
4917
2.72/25
4602
2.74/23
4216
2.72/21
3650
2.59/20
- 1375 3 7739
6039
2.56/29
5818
2.66/29
5588
2.75/28
5344
2.81/27
5079
2.86/26
4782
2.89/24
4430
2.88/22
3959
2.80/21
- 1400 3 7880
6170
2.69/29
5953
2.79/29
5729
2.88/29
5493
2.95/28
5238
3.01/27
4956
3.04/25
4629
3.05/23
4219
3.00/22
3554
2.80/21
1425 3 8021
6248
2.77/30
6035
2.88/30
5814
2.96/29
5581
3.04/29
5332
3.10/28
5058
3.14/26
4744
3.15/24
4360
3.11/23
3798
2.97/22
1440 3 8105
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 20
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 Pub-
lication 211 and AMCA Publication 311 and
comply with the requirement of the AMCA
Certied Ratings Program.
STANDARD 705
MODEL SQB
BELT DRIVE SQUARE INLINE CENTRIFUGAL DUCT FAN