FAN
UNIT SIZES
WHEEL
Length
03/06
40.1
10
03/06
23.5
06/08/10
44.3
12
06
48.1
08/10
48.1
8
34.5
10/12/14
29.8
13
10
28.5
12/14
28.5
12
35.8
14/17
41.8
16
14
40.5
17
40.5
17
40.5
18
17/21
41.8
21
40.5
20
21/25
41.7
25
53.8
22
30
53.8
24
36
51.3
36
51.3
27
40
57.3
40
57.3
50/61
63.3
30
50
59.5
61
59.5
32
72
58.3
50
63.3
33
61
69.3
61
69.3
36
72/85/96
65.4
40
85/96/110
72.3
44
110
78.2
LEGEND
BHF
— Bottom Horizontal Front
DB
— Downblast
THF
— Top Horizontal Front
UB
— Upblast
—
— Not Available
*Width equals shaft end to shaft end.
NOTE: Different fan discharge positions have different dimensions. The values
shown are for the largest overall dimensions.
Table 21 — Airfoil Fan Dimensions (in.)
FAN SLED ASSEMBLY
ALL
THF
BHF
Width
Height
Height
39.6
26.0
25.8
34.0
—
—
43.3
26.8
28.1
47.4
—
—
47.6
—
—
45.5
29.9
30.6
58.5
29.9
30.6
58.5
—
—
58.5
—
—
58.5
36.8
36.9
63.5
36.8
36.9
63.5
—
—
70.5
—
—
70.5
—
—
70.5
39.8
40.1
72.0
—
—
72.0
45.1
44.3
77.5
49.3
48.1
95.5
49.3
48.1
100.5
55.5
56.1
100.5
60.4
61.1
100.5
60.4
61.1
100.5
66.0
66.1
108.5
66.0
66.1
108.5
—
—
108.5
—
—
79.4
64.2
63.7
108.5
71.7
72.2
108.5
71.7
72.2
108.5
78.7
79.5
87.9
71.3
70.8
99.7
78.7
78.1
105.2
89.2
89.2
FAN
DB
UB
UNIT SIZES
WHEEL
Height
Height
24.8
—
10
—
28.6
26.9
—
—
28.6
12
—
31.6
28.9
31.6
28.9
—
13
—
31.6
—
38.6
36.0
38.6
36.2
—
16
—
38.6
—
41.6
—
41.6
39.6
—
18
—
51.6
43.3
51.6
20
47.4
51.6
22
47.6
51.6
53.0
62.6
24
—
62.6
27
57.8
68.6
—
68.6
59.5
—
30
—
78.6
—
93.6
51.3
56.4
32
—
78.6
33
64.4
93.6
—
93.6
36
57.3
62.5
62.5
68.7
40
77.1
77.2
44
65
FRAMED BLOWER WITHOUT SLED
ALL
Length
Width*
03/06
18.6
21.0
03/06
18.6
21.0
06/08/10
22.4
24.0
06
22.4
24.0
08/10
22.4
24.0
8
24.6
28.3
10/12/14
24.6
28.3
10
24.6
28.3
12/14
24.6
28.3
12
29.6
30.3
14/17
29.6
30.3
14
29.6
30.3
17
29.6
30.3
17
32.5
33.8
17/21
32.5
33.8
21
32.5
33.8
21/25
35.9
36.5
25
39.5
39.8
30
39.5
39.8
36
43.8
43.3
36
47.8
48.5
40
47.8
48.5
40
52.9
53.0
50/61
52.9
53.0
50
52.9
53.0
61
52.9
53.0
72
50.6
56.9
50
57.9
57.5
61
57.9
57.5
61
67.9
62.8
72/85/96
56.6
62.0
85/96/110
51.8
67.4
110
70.4
77.8
THF, DB
BHF, UB
Height
Height
20.1
21.9
20.1
21.9
24.0
26.8
24.0
26.8
24.0
26.8
26.3
29.3
26.3
29.3
26.3
29.3
26.3
29.3
32.3
36.0
32.3
36.0
32.3
36.0
32.3
36.0
35.6
39.6
35.6
39.6
35.6
39.6
39.1
43.6
43.4
48.1
43.4
48.1
47.5
52.8
52.4
58.1
52.4
58.1
58.1
64.9
58.1
64.9
58.1
64.9
58.1
64.9
57.8
57.8
63.8
71.0
63.8
71.0
70.0
78.8
64.9
64.9
71.3
71.3
82.4
82.4