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Performance certified is for installation type B: Free inlet, Ducted outlet. 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.
23
1
(25)
SQ 160 - Direct Drive
Motor HP
Fan RPM
CFM / Static Pressure in Inches wg
Direct 0.000 0.250 0.500 0.750 1.000 1.250 1.500 1.750 1.875 2.000
160
VG-3/4
C-1/4
860
CFM 2506 2148 1605
BHP 0.20 0.23 0.24
Sones 8.8 7.2 6.5
B-1/2
1140
CFM 3322 3062 2773 2388 1808
BHP 0.470 0.510 0.540 0.560 0.510
Sones 14.0 12.8 11.9 11.4 10.8
VG-1
1300
CFM 3788 3562 3320 3033 2685 2223
BHP 0.70 0.74 0.78 0.81 0.84 0.79
Sones 16.8 15.8 14.8 14.5 14.1 13.7
VG-2
A-2
1725
CFM 5027 4857 4684 4504 4312 4094 3845 3575 3414 3236
BHP 1.64 1.69 1.74 1.80 1.85 1.89 1.93 1.95 1.94 1.91
Sones 26 25 24 24 24 24 24 24 24 24
Damper size = 23 x 23
(584 x 584)
Unit weight** = 160 (73)
Housing thickness = 18 ga
Outlet velocity = 0.275 x cfm
Dimensions shown in inches (millimeters) and weight is
shown in pounds (kilograms).
**Weight shown is largest cataloged Open Drip Proof motor.
26
(660)
26
(660)
22
7
⁄8
(581)
26
(660)
0 2 4 6 8 10
0
100
200
300
400
500
600
0 1000 2000 3000 4000 5000 6000
0.0
0.4
0.8
1.2
1.6
2.0
2.4
2.8
1725
1140
860
Static Pressure (in. wg)
Volume (cfm)
Volume (m
3
/hr X 1000)
Static Pressure (Pa)
RPM (Direct)
RPM (Vari Green)
Density 0.075 lb/ft
Density 1.2 kg/m
3
3
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