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109
LEGEND
*Width equals shaft end to shaft end.
A20-15A
25W
52.5
79.0
45.7
47.7
38.9
51.6
25T (THF, BHF)
51.6
32.6
45.6
47.6
38.8
40.3
25T (DB, UB)
58.2
A20-18A
21W
40.5
72.0
45.2
47.2
38.6
51.6
25W
52.5
79.0
45.7
47.7
38.9
51.6
22T, 25T (THF, BHF)
51.6
35.6
45.6
47.6
38.8
40.3
22T, 25T (DB, UB)
58.2
A20-18H
30W
52.5
97.0
45.7
47.7
38.9
51.6
30T
52.2
62.3
43.6
45.6
38.4
38.4
A20-20H
30W
52.5
97.0
45.7
47.7
38.9
51.6
36W
45.7
47.7
38.9
62.6
40W
45.7
47.7
38.9
68.6
30T, 35T, 37T
52.2
64.3
43.6
45.6
38.4
38.4
A22-22H
36W
52.5
100.5
47.4
47.4
40.1
62.6
35T, 37T (THF, BHF)
54.6
40.1
49.1
51.1
41.8
43.3
35T, 37T (DB, UB)
61.9
A25-20H
40W
52.5
100.5
52.6
52.6
44.2
68.6
42T (THF, BHF)
58.8
39.1
54.3
56.3
46.0
47.5
42T (DB, UB)
66.9
A25-25H
36W
52.5
100.5
52.6
52.6
44.2
62.6
40W
52.6
52.6
44.2
68.6
50W
52.6
52.6
44.2
78.6
35T, 37T, 42T (THF, UBF)
58.8
44.1
54.3
56.3
45.0
47.5
35T, 37T, 42T (DB, UB)
66.9
A27-22H
50W
55.5
108.5
57.4
57.4
48.6
78.6
51T (THF, UBF)
65.3
41.7
59.1
61.1
50.3
51.8
51T (DB, UB)
73.9
A27-27H
50W
55.5
108.5
57.4
57.4
48.6
78.6
61W
58.5
93.6
51T, 58T (THF, BHF)
65.3
47.2
59.1
61.1
50.3
51.8
51T, 58T (DB, UB)
73.9
A30-30H
61W
58.5
108.5
61.4
61.4
51.7
93.6
58T (THF, BHF)
68.5
49.7
63.1
65.1
53.5
55.0
58T (DB, UB)
77.9
32
72W (THF, BHF, UB)
59.3
78.2
64.2
63.7
51.3
56.4
72W (DB)
63.3
79.4
36
72W, 85W (THF, BHF)
64.6
83.0
71.3
70.8
57.3
62.5
72W, 85W (DB)
70.4
72W, 85W (UB)
66.4
84.2
40
85W, 96W, 110W (THF, BHF)
69.6
88.4
78.7
78.1
62.5
68.7
85W, 96W, 110W (DB)
77.3
90.1
85W, 96W, 110W (UB)
72.8
88.4
Table 28 —
Forward Curve Fan Dimensions (in.) (cont)
FAN
WHEEL
39M
UNIT SIZES
FAN SLED ASSEMBLY
ALL
THF
BHF
DB
UB
Length
Width
Height
Height
Height
Height
BHF
—
Bottom Horizontal Front
DB
—
Downblast
THF
—
Top Horizontal Front
UB
—
Upblast
—
—
Not Available