Performance certified is for installation type A: Free inlet, Free outlet. Power rating (Bhp) does not include transmission losses. Performance ratings include the effects of a
birdscreen in the airstream. The sound ratings shown are loudness values in fan sones at 5 feet (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values
shown are for installation type A: Free inlet hemispherical sones.
39
17
1
⁄
(991)
4
(438)
3
1
22
(85)
(559)
38
1
⁄
2
14
(978)
(356)
32
5
⁄
8
(829)
Fan
RPM
0
0.125
CFM
539
351
600
BHP
0.013
0.014
Sones
3.0
1.6
CFM
639
500
712
BHP
0.021
0.024
Sones
3.6
2.3
CFM
841
746
937
BHP
0.048
0.053
Sones
5.1
4.3
CFM
942
855
1049
BHP
0.067
0.073
Sones
5.9
5.3
CFM
1043
963
1162
BHP
0.091
0.097
Sones
6.9
6.3
CFM
1144
1070
1274
BHP
0.12
0.13
Sones
8.0
7.5
CFM
1244
1177
1386
BHP
0.15
0.16
Sones
9.2
8.8
CFM
1346
1283
1499
BHP
0.19
0.2
Sones
10.0
9.8
CFM
1446
1388
1611
BHP
0.24
0.25
Sones
11.2
10.9
CFM
1516
1461
1689
BHP
0.28
0.29
Sones
12.2
11.9
CFM
1587
1533
1767
BHP
0.32
0.33
Sones
13.5
13.0
1.4
300
1.2
250
1.0
17
200
0.8
(432)
150
0.6
⁄
4
100
0.4
50
0.2
0
0.0
17
Hood Thickness
(432)
Cover Thickness
Louver Thickness
Curb Cap Thickness
Damper Size Square
Roof Opening Square
Weight*
All dimensions are in inches (millimeters). Weight in pounds
(kilograms). *Weight shown is the largest cataloged
Open Drip Proof motor. See page 8 for severe duty LBP