YORK® MIXED FLOW, INLINE FAN, MODEL MFSI
37
90% WOV
80% WOV
70% WOV
60% WOV
30 HP
40 HP
50 HP
60 HP
3 HP
5 HP
20 HP
7 1/2 HP
10 HP
15 HP
450
550
650
730
810
890
910
1050
1130
1216
System curve, do not select to the left.
25 HP
SOUND POWER LEVELS
SOUND POWER LEVELS
The sound power level ratings shown are in decibels, referred to 10
-12
watts calculated per AMCA Standard 301. Values shown are for inlet Lwi and LwiA sound power
levels for Installation Type B: free inlet, ducted outlet. Ratings do not include the effects of duct end correction.
Size 402
Inlet Sound Power (Lwi)
RPM
%WOV
1
2
3
4
5
6
7
8
LwiA
RPM
%WOV
1
2
3
4
5
6
7
8
LwiA
269
100
70
69
71
67
60
54
46
38
68
810
100
91
97
95
93
93
85
78
72
96
80
65
64
64
61
56
49
42
34
62
80
87
91
89
87
86
80
75
68
90
70
64
64
63
61
56
49
42
35
62
70
87
90
89
86
85
79
75
68
89
60
64
64
62
60
56
50
43
36
61
60
87
90
88
85
83
79
75
69
88
50
64
65
61
60
56
51
45
39
61
50
88
90
89
86
83
80
76
71
89
360
100
77
76
77
76
69
63
56
48
76
890
100
90
99
98
94
96
87
80
74
99
80
72
72
71
69
65
59
51
43
70
80
88
93
91
89
89
81
77
71
92
70
72
71
70
68
65
59
51
44
70
70
88
92
90
87
87
80
77
71
91
60
71
71
69
67
65
59
52
45
69
60
88
91
90
86
86
80
77
71
90
50
71
72
69
67
65
59
53
47
69
50
90
92
91
88
86
81
78
74
91
450
100
82
82
81
81
76
70
63
55
82
910
100
91
99
98
94
96
87
80
74
99
80
78
77
76
75
71
66
58
51
76
80
89
94
92
89
89
82
77
71
93
70
77
77
75
74
71
66
59
51
76
70
89
92
91
88
87
81
77
71
91
60
77
77
75
73
70
66
59
52
75
60
89
92
90
87
86
80
77
72
90
50
77
78
76
72
70
66
60
54
75
50
90
92
91
88
86
81
78
74
91
550
100
86
88
85
87
83
75
70
62
88
1050
100
92
105
101
98
99
92
84
79
102
80
82
83
81
80
77
72
65
57
82
80
92
99
94
93
92
86
81
76
96
70
82
82
80
79
76
72
65
58
81
70
92
98
93
91
91
85
80
76
95
60
82
82
80
78
76
72
65
59
81
60
92
97
93
90
90
85
80
76
94
50
81
82
81
77
76
72
66
60
81
50
93
97
94
91
90
85
81
78
94
650
100
89
92
89
90
87
80
74
67
91
1130
100
93
107
103
100
100
94
86
81
104
80
85
87
85
84
81
76
70
63
86
80
94
102
96
95
95
88
82
78
98
70
85
86
84
82
80
76
70
63
85
70
93
100
95
93
93
87
82
78
97
60
84
86
84
81
79
76
70
63
84
60
93
100
94
92
92
87
82
78
96
50
84
86
85
81
79
76
71
65
84
50
94
100
96
93
92
87
83
79
97
730
100
90
94
92
92
90
83
76
70
94
1216
100
94
107
105
102
102
96
88
83
106
80
86
89
87
86
83
78
73
66
88
80
95
103
98
96
96
90
85
80
100
70
86
88
86
84
82
78
73
66
87
70
94
102
97
95
94
89
84
80
98
60
86
88
86
83
81
78
73
66
86
60
94
101
97
94
93
89
84
80
98
50
86
88
87
84
81
78
74
69
87
50
95
101
98
94
93
89
85
81
98
Содержание MFSI
Страница 1: ...Mixed Flow Inline Fan Model MFSI...
Страница 47: ......