Filter
Top Products
Performance certified is for installation type B: Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not include the
effects of appurtenances (accessories).
The sound ratings shown are loudness values in fan sones at 1.5 m (5 feet) in a hemispherical free field calculated per AMCA International Standard 301. Values shown are
for installation type B: free inlet hemispherical sone levels.
36
BSQ 180HP - Belt Drive
28
(711)
28
(711)
23
7
⁄8
(606)
28
(711)
1
1
⁄2 (38)
*13
3
⁄4
(349)
*18
(457)
*24
3
⁄8
(619)
Damper size = 24 x 24 (610 x 610)
Unit weight** = 245 (111)
Housing thickness = 18 ga
Model
Number
Motor
HP
Fan
RPM
CFM / Static Pressure in Inches wg
0.500 0.750 1.000 1.250 1.500 1.750 2.000 2.500 3.000 3.500
180HP
180HP-5 1/2
1000
CFM 2352 2018
BHP 0.44 0.45
Sones 10.9 10.0
1083
CFM 2636 2364 1984
BHP 0.55 0.57 0.56
Sones 12.1 11.2 10.5
180HP-7 3/4
1166
CFM 2907 2672 2379 1951
BHP 0.67 0.70 0.71 0.69
Sones 13.4 12.6 11.7 10.9
1249
CFM 3169 2964 2724 2406 1945
BHP 0.81 0.85 0.87 0.87 0.82
Sones 14.7 14.1 13.2 12.4 11.4
180HP-
10
1 1332
CFM 3428 3247 3032 2782 2458 1513
BHP 0.98 1.02 1.05 1.06 1.05 0.83
Sones 16.3 15.7 14.8 14.0 13.1 11.0
180HP-
15
1
1
⁄2
1415
CFM 3681 3518 3328 3116 2857 2537
BHP 1.15 1.20 1.24 1.26 1.27 1.26
Sones 18.0 17.4 16.6 15.6 14.8 14.0
1498
CFM 3931 3782 3614 3423 3212 2944 2622
BHP 1.35 1.41 1.45 1.49 1.51 1.50 1.48
Sones 19.9 19.1 18.6 17.6 16.8 15.9 15.0
180HP-
20
2
1581
CFM 4180 4043 3893 3718 3528 3312 3049
BHP 1.57 1.64 1.69 1.73 1.76 1.77 1.77
Sones 22 21 20 19.7 18.9 18.2 17.3
1664
CFM 4425 4298 4158 4003 3833 3648 3429 2859
BHP 1.81 1.89 1.95 1.99 2.03 2.06 2.07 2.01
Sones 24 23 23 22 21 21 19.7 17.9
180HP-
30
3
1747
CFM 4669 4550 4421 4285 4125 3956 3780 3308 2100
BHP 2.08 2.16 2.23 2.29 2.33 2.36 2.39 2.38 1.94
Sones 27 26 25 24 24 23 23 21 16.9
1913
CFM 5155 5050 4938 4816 4691 4545 4396 4058 3620 3006
BHP 2.70 2.78 2.88 2.95 3.00 3.05 3.09 3.14 3.12 2.96
Sones 33 32 31 30 30 29 29 28 26 23
MAX Bhp AT A GIVEN RPM = (rpm/1306)
3
MAXIMUM RPM = 1913
TIP SPEED (ft/min) = rpm x 4.843
MAX NEMA MOTOR FRAME SIZE = 184T
OUTLET VELOCITY (ft/min) = 0.2553 x cfm
0 1 2 3 4 5 6 7 8 9 10
0
100
200
300
400
500
600
700
800
900
D
O
N
O
T
S
E
L
E
C
T
T
O
T
H
E
L
E
F
T
O
F
T
H
I
S
S
Y
S
T
E
M
C
U
R
V
E
0 1000 2000 3000 4000 5000 6000
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Static Pressure in. wg
cfm
m
3
/hr X 1000
Static Pressure Pa
3 hp
1913
1650
1385
1120
855
590
2 hp
1 1/2 hp
1 hp
3/4 hp
1/2 hp
RPM
HP
Density 0.075 lb/ft
3
Dimensions shown in inches (millimeters) and weight is shown in pounds (kilograms).
*Motor cover is optional. Size may be greater depending on motor.
**Weight shown is largest cataloged Open Drip Proof motor.