Specification Sheet

246
CFM / BHP @ Static Pressure / Sones
Drive Range RPM HP
Tip
Speed
1/8 1/4 3/8 1/2 5/8 3/4 1 1-1/4 1-1/2 1-3/4 2 2-1/4
3297
.27/7.1
2923
.29/6.9
2428
.29/5.5
- - - - - - - - -
DP 47
DP 48
575 1/3 3236
3470
.30/7.7
3118
.32/7.7
2683
.33/6.3
- - - - - - - - -
DP 49
600 1/3 3377
3539
.32/8.0
3195
.34/8.0
2778
.35/6.7
2028
.31/5.6
- - - - - - - - 610 1/3 3433
3813
.38/8.9
3496
.40/8.9
3134
.42/8.1
2646
.41/6.7
- - - - - - - -
DP 50
650 1/2 3659
3982
.43/9.4
3681
.45/9.4
3344
.47/8.8
2920
.47/7.5
2054
.39/6.6
- - - - - - - 675 1/2 3799
4151
.47/10.0
3862
.50/9.9
3546
.52/9.6
3167
.52/8.3
2603
.50/7.3
- - - - - - - 700
1/2 3940
4486
.58/11.2
4220
.60/11.0
3935
.63/10.8
3615
.64/9.9
3217
.64/8.8
2551
.58/ 8.0
- - - - - - 750 3/4 4222
4653
.63/11.9
4396
.66/11.5
4125
.69/11.4
3824
.71/10.7
3468
.71/9.6
2971
.68/8.8
- - - - - - 775 3/4 4362
4819
.69/12.6
4571
.73/12.3
4311
.75/12.0
4028
.77/11.6
3702
.78/10.5
3286
.77/9.6
- - - - - -
DP 51
800 3/4 4503
5051
.79/13.6
4814
.82/13.4
4568
.85/13.1
4305
.87/12.9
4011
.89/11.9
3661
.89/10.9
- - - - - - 835 1 4700
5216
.86/14.4
4987
.89/14.2
4750
.92/13.9
4498
.95/13.7
4222
.97/12.9
3904
.97/11.9
2801
.85/10.2
- - - - -
DP 52
860 1 4841
5380
.93/15.2
5158
.97/15.0
4929
1.00/14.7
4688
1.03/14.5
4427
1.05/14.0
4134
1.06/12.9
3286
1.00/11.1
- - - - - 885 1 4981
5643
1.06/16.5
5431
1.10/16.3
5214
1.13/16.1
4987
1.16/16.0
4746
1.19/15.8
4482
1.20/14.7
3809
1.19/12.7
- - - - - 925 1-1/2 5207
5970
1.24/18.2
5769
1.28/18.0
5565
1.32/17.9
5354
1.35/17.7
5132
1.38/17.6
4895
1.40/17.0
4335
1.41/14.9
3429
1.30/13.1
- - - - 975 1-1/2 5488
6199
1.37/19.4
6005
1.41/19.2
5809
1.45/19.1
5607
1.49/19.0
5396
1.52/18.9
5173
1.55/18.7
4665
1.57/16.6
3963
1.52/14.6
- - - -
DP 53
1010 1-1/2 5685
6296
1.43/20
6106
1.48/19.8
5912
1.52/19.7
5714
1.55/19.5
5508
1.59/19.4
5291
1.61/19.4
4801
1.64/17.3
4150
1.61/15.3
- - - - 1025 2 5769
6622
1.65/22
6440
1.69/22
6256
1.74/22
6069
1.78/22
5876
1.81/21
5675
1.84/21
5233
1.89/19.8
4697
1.89/17.7
3880
1.77/15.9
- - - 1075 2 6051
6849
1.81/23
6673
1.86/23
6496
1.90/23
6315
1.95/23
6130
1.98/23
5938
2.02/23
5523
2.07/22
5038
2.09/19.5
4388
2.03/17.6
- -
- 1110 2 6248
7108
2.01/25
6938
2.06/25
6768
2.11/25
6594
2.15/25
6417
2.19/24
6235
2.23/24
5845
2.29/24
5403
2.32/22
4856
2.30/19.6
3987
2.12/17.8
- - 1150 3 6473
7431
2.28/27
7269
2.33/27
7106
2.38/27
6940
2.43/27
6772
2.47/27
6600
2.51/27
6237
2.58/27
5835
2.63/25
5366
2.63/22
4753
2.56/20
- - 1200 3 6754
7754
2.57/29
7598
2.63/29
7442
2.68/29
7284
2.73/29
7124
2.78/29
6960
2.82/29
6618
2.90/29
6248
2.95/28
5831
2.98/25
5329
2.96/23
4622
2.81/21
- 1250 3 7036
7916
2.73/30
7763
2.78/30
7609
2.84/30
7455
2.89/30
7298
2.94/30
7138
2.98/30
6806
3.06/30
6450
3.12/29
6053
3.16/27
5588
3.15/24
4979
3.06/22
3527
2.48/21
1275 3 7177
Outlet Velocity = CFM x 0.18
Tip Speed = RPM x 5.629
Maximum Motor Frame Size = 184T
Maximum RPM = 1275
Maximum BHP at a Given RPM = (RPM/870)
3
Unit Specications
Housing Metal Thickness = 18 GA.
Approximate Weight = 220 lbs.
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.
SQB 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 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