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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.
1
(25)
0 100 200 300 400 500 600
0
20
40
60
80
100
120
0 50 100 150 200 250 300 350
400
0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
0.50
0.55
075-E
070-E
Static Pressure (in. wg)
075-G
070-G
075-D
070-D
075-VG
070-VG
Volume (cfm)
Volume (m
3
/hr)
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
Damper size = 9 x 9 (229 x 229)
Unit weight** = 26 (12)
Housing thickness = 18 ga
Outlet velocity = 1.828 x cfm
Dimensions shown in inches (millimeters) and weight is
shown in pounds (kilograms).
**Weight shown is largest cataloged Open Drip Proof motor.
SQ 70-75 - Direct Drive
Motor HP
Fan RPM
CFM / Static Pressure in Inches wg
Direct 0.000 0.100 0.125 0.150 0.200 0.250 0.300 0.350 0.375 0.400
70
VG-1/6
E-1/100 1050
CFM 212 141 119 87
BHP 0.01 0.01 0.01 0.01
Sones 2.7 1.7 1.5 1.5
G-1/50 1300
CFM 263 205 191 176 140 77
BHP 0.02 0.02 0.0 0.02 0.02 0.02
Sones 4.1 3.4 3.3 3.1 2.9 2.5
D-1/30 1550
CFM 313 265 252 240 216 190 155 99 67
BHP 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03 0.03
Sones 5.6 5.2 5.1 5.1 4.9 4.7 4.5 4.2 4.0
1725
CFM 348 306 295 283 262 240 216 187 171 148
BHP 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04 0.04
Sones 6.8 6.7 6.6 6.6 6.5 6.4 6.2 6.0 5.9 5.8
75
VG-1/6
E-1/100
1050
CFM 241 167 147 124
BHP 0.01 0.01 0.01 0.01
Sones 3.6 2.9 2.8 2.6
G-1/50
1300
CFM 299 239 225 209 176 133
BHP 0.02 0.02 0.020 0.02 0.02 0.02
Sones 4.1 3.7 3.7 3.7 3.6 3.5
D-1/30
1550
CFM 356 307 294 282 257 229 202 165 137 99
BHP 0.03 0.03 0.04 0.04 0.04 0.04 0.03 0.03 0.03 0.03
Sones 6.1 5.5 5.4 5.3 5.1 4.9 4.9 4.8 4.8 4.8
1725
CFM 396 353 341 330 307 285 260 235.0 223 206
BHP 0.04 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05 0.05
Sones 8.0 7.2 7.0 6.8 6.5 6.2 6.1 6.0 6.0 6.0
13
(330)
12
(305)
8
7
⁄8
(225)
12
(305)