
YORK® MIXED FLOW, INLINE FAN, MODEL MFSI
34
90% WOV
80% WOV
70% WOV
60% WOV
30 HP
1 HP
1 1/2 HP
2 HP
3 HP
5 HP
20 HP
7 1/2 HP
10 HP
15 HP
600
700
800
900
1000
1100
1200
1350
1500
1662
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 300
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
350
100
67
64
64
65
63
55
46
38
67
1000
100
84
94
89
87
87
86
80
72
92
80
64
63
63
64
62
55
47
40
66
80
84
90
87
85
85
84
79
72
90
70
63
62
63
64
62
55
48
40
66
70
83
90
86
85
85
84
79
72
90
60
63
61
63
64
62
56
48
40
66
60
83
89
85
84
84
84
79
73
89
50
65
63
64
64
62
56
48
40
66
50
87
90
86
85
85
84
80
73
90
475
100
75
73
71
72
71
65
57
48
74
1100
100
85
96
91
89
88
88
82
73
94
80
72
71
70
70
70
65
58
50
73
80
85
92
88
86
86
85
80
74
91
70
71
70
69
70
70
65
58
50
73
70
85
92
87
86
86
85
80
74
91
60
71
69
69
70
70
65
58
50
73
60
84
91
86
85
85
85
80
74
91
50
72
71
71
71
71
66
58
50
74
50
87
92
87
86
86
85
81
74
91
600
100
78
80
77
76
77
73
65
56
80
1200
100
85
97
93
91
90
89
83
75
95
80
76
78
75
75
75
72
65
57
79
80
86
94
89
87
87
86
82
75
92
70
75
77
75
75
75
72
65
58
79
70
85
93
88
86
87
86
81
75
92
60
75
76
74
75
75
72
66
58
79
60
85
93
87
85
86
86
81
75
91
50
77
78
76
76
76
73
66
58
80
50
87
93
87
86
86
86
82
76
92
700
100
79
85
81
80
80
78
70
61
84
1350
100
86
98
95
93
92
92
86
77
98
80
78
82
79
78
79
77
70
63
83
80
88
95
92
90
89
88
83
76
94
70
78
82
78
78
79
77
70
63
83
70
87
94
90
88
88
87
83
76
93
60
77
81
78
78
79
77
71
63
83
60
86
94
89
87
87
87
82
76
93
50
81
83
80
80
79
77
71
63
84
50
88
94
89
87
87
87
83
77
93
800
100
80
89
84
82
83
82
74
66
88
1500
100
88
97
99
96
94
94
89
80
100
80
80
86
82
81
82
81
75
67
87
80
89
94
95
93
91
90
85
78
97
70
80
86
81
81
82
81
75
67
87
70
89
94
94
91
90
89
84
77
95
60
80
85
81
81
82
81
75
67
87
60
88
93
93
90
89
88
84
77
95
50
84
87
83
83
83
81
75
67
87
50
90
94
92
90
88
88
84
77
94
900
100
82
92
87
85
85
85
78
69
90
1662
100
89
97
103
99
96
96
92
82
103
80
82
89
85
83
84
83
78
70
89
80
90
94
98
96
93
92
86
79
99
70
82
88
84
83
84
83
78
70
89
70
91
94
97
94
91
91
85
78
97
60
82
87
83
83
83
83
78
71
88
60
91
93
96
92
90
91
85
78
97
50
86
89
85
85
84
84
78
71
90
50
94
94
95
92
90
90
85
78
96
Содержание MFSI
Страница 1: ...Mixed Flow Inline Fan Model MFSI...
Страница 47: ......