SQ 70-75 - Direct Drive
1
(25)
*87⁄8
(225)
12
(305)
12 | 13 |
(305)
(330)
Damper size = 9 x 9 (229 x 229)
Unit weight** = 26 (12)
Housing thickness = 20 ga
Outlet velocity = 1.828 x cfm
Dimensions shown in inches (millimeters) and weight is shown in pounds (kilograms).
*May be greater depending on motor.
**Weight shown is largest cataloged Open Drip Proof motor.
Static Pressure Pa
110
100
90
80
70
60
50
40
30
20
10
0
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| RPM |
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| 0.40 |
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| Density 0.075 lb/ft3 |
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| 0.35 |
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| - |
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| 0.30 |
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| 70 |
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| D |
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in. |
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Pressure |
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0.25 |
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| 75- |
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| D |
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| 0.20 |
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| SQ | 70 |
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| G |
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Static |
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| 70 | 75 |
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| 0.15 |
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| 0.10 |
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| E |
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| 75 |
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| E |
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| 0.05 |
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| 0.000 | 50 | 100 |
| 150 |
| 200 | 250 | 300 | 350 | 400 | |
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| cfm |
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| 0 | 100 | 200 |
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| 300 | 400 | 500 | 600 |
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| m3/hr |
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Model Number | Motor | Fan |
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| CFM / Static Pressure in Inches wg |
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HP | RPM |
| 0 | 0.1 | 0.125 |
| 0.15 | 0.2 | 0.25 | 0.3 |
| 0.35 | 0.375 | 0.4 | |
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| CFM | 212 | 140 | 118 |
| 86 |
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1/100 | 1050 | BHP | 0.008 | 0.009 | 0.009 |
| 0.009 |
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| Sones | 2.7 | 1.7 | 1.5 |
| 1.5 |
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| CFM | 262 | 204 | 190 |
| 176 | 139 | 77 |
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1/50 | 1300 | BHP | 0.015 | 0.018 | 0.018 |
| 0.018 | 0.017 | 0.015 |
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| Sones | 4.1 | 3.4 | 3.3 |
| 3.1 | 2.9 | 2.5 |
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| CFM | 313 | 265 | 252 |
| 240 | 216 | 189 | 155 |
| 99 | 67 |
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1/30 | 1550 | BHP | 0.026 | 0.029 | 0.03 |
| 0.03 | 0.03 | 0.03 | 0.029 |
| 0.026 | 0.025 |
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| Sones | 5.6 | 5.2 | 5.1 |
| 5.1 | 4.9 | 4.7 | 4.5 |
| 4.2 | 4.0 |
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| CFM | 241 | 167 | 146 |
| 123 |
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1/100 | 1050 | BHP | 0.01 | 0.011 | 0.011 |
| 0.01 |
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| Sones | 3.6 | 2.9 | 2.8 |
| 2.6 |
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| CFM | 298 | 239 | 224 |
| 209 | 176 | 133 |
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1/50 | 1300 | BHP | 0.019 | 0.021 | 0.021 |
| 0.021 | 0.02 | 0.019 |
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| Sones | 4.1 | 3.7 | 3.7 |
| 3.7 | 3.6 | 3.5 |
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| CFM | 356 | 306 | 294 |
| 281 | 256 | 229 | 201 |
| 164 | 137 | 99 |
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1/30 | 1550 | BHP | 0.032 | 0.034 | 0.035 |
| 0.035 | 0.035 | 0.035 | 0.034 |
| 0.033 | 0.032 | 0.029 | |
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| Sones | 6.1 | 5.5 | 5.4 |
| 5.3 | 5.1 | 4.9 | 4.9 |
| 4.8 | 4.8 | 4.8 |
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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 Standard 301. Values shown are for installation type B: free inlet hemispherical fan sone levels.
12
