Qei-9 class ii, Performance data, Specification data – Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L User Manual
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Performance certified is for installation type B: Free inlet, Ducted outlet. Power rating (Bhp) does not include transmission losses. Performance ratings do not
include the effects of appurtenances (accessories).
The sound power level ratings shown are in decibels, referred to 10
-12
watts, calculated per AMCA Standard 301. Values shown are for inlet L
Wi
, L
Wi
A and outlet L
Wo
,
L
Wo
A sound power levels for installation type B: Free inlet, Ducted outlet. Ratings for inlet sound do not include the effects of duct end correction. Ratings for outlet
sound include the effects of duct end correction. The A-weighted sound power ratings shown have been calculated per AMCA Standard 301. The AMCA Certified
Ratings Seal applies to L
Wi
A and L
Wo
A values only.
Performance Data
QEI-9 Class II
Performance Data
Maximum Fan RPM
4000
Specification Data
Maximum Motor
Frame Size
184T
Minimum Motor
Starting hp
1/3 hp
.25 kW
Wheel Diameter
15 in.
381 mm
Approximate Weight
(Less Motor & Drives)
170 lbs.
77 kg.
Maximum Bhp = (Fan RPM / 2671)
3
Outlet Velocity (FPM) = CFM / 1.56
Tip Speed (FPM) = Fan RPM x 3.93
% WOV = (CFM x 100) / (Fan RPM x 0.73)
Imperial data —
Metric data
CFM
OV
STATIC PRESSURE (inches wg)
0.25
0.5
1
1.5
2
2.5
3
3.5
4
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
850
541
1325 0.09 1463 0.14 1709 0.25 1937 0.38 2148 0.52 2341 0.67
1000
636
1511 0.13 1633 0.18 1854 0.31 2056 0.44 2252 0.59 2432 0.75 2606 0.93 2767 1.11
1150
732
1700 0.17 1811 0.23 2013 0.37 2198 0.52 2371 0.68 2542 0.85 2700 1.03 2858 1.22 3007 1.42
1300
828
1893 0.23 1994 0.29 2177 0.44 2349 0.61 2511 0.78 2661 0.96 2817 1.15 2961 1.35 3098 1.56
1450
923
2088 0.31 2181 0.37 2351 0.53 2510 0.71 2658 0.89 2804 1.08 2940 1.28 3079 1.49 3212 1.71
1600
1019
2285 0.40 2371 0.47 2530 0.63 2674 0.82 2818 1.02 2951 1.23 3083 1.44 3207 1.66 3331 1.88
1750
1114
2483 0.50 2563 0.58 2711 0.75 2849 0.95 2981 1.16 3109 1.38 3230 1.61 3351 1.84 3466 2.08
1900
1210
2682 0.63 2757 0.72 2897 0.89 3027 1.10 3149 1.32 3271 1.56 3387 1.80 3498 2.04 3611 2.29
2050
1305
2883 0.77 2952 0.87 3084 1.06 3207 1.26 3324 1.50 3435 1.75 3549 2.00 3656 2.26 3758 2.53
2200
1401
3083 0.94 3149 1.04 3274 1.25 3390 1.45 3502 1.70 3609 1.96 3713 2.22 3818 2.50 3918 2.78
2350
1496
3285 1.13 3347 1.24 3465 1.46 3576 1.68 3683 1.92 3785 2.19 3883 2.47 3981 2.76
2500
1592
3487 1.34 3545 1.46 3657 1.69 3764 1.93 3865 2.16 3964 2.44
Inlet Sound Power, L
Wi
[dB ref 10
-12
watts]
Outlet Sound Power, L
Wo
[dB ref 10
-12
watts]
RPM
% WOV
1
2
3
4
5
6
7
8
L
Wi
A
RPM
% WOV
1
2
3
4
5
6
7
8
L
Wo
A
1600
100
69
71
74
70
71
67
65
57
75
1600
100
76
78
78
70
71
65
63
56
76
80
71
69
72
68
68
66
62
56
73
80
77
80
77
67
68
63
58
56
74
60
70
70
71
66
63
65
61
55
71
60
80
78
76
66
66
62
58
56
73
50
72
70
71
65
63
65
61
55
71
50
82
78
77
66
66
62
58
56
73
2200
100
74
75
78
75
75
74
71
65
80
2200
100
86
86
84
77
78
74
69
64
82
80
72
71
73
72
72
71
66
60
77
80
86
85
84
73
74
70
65
61
80
60
73
72
74
70
69
70
66
60
76
60
87
85
82
73
73
69
65
61
79
50
75
73
74
70
69
70
66
61
76
50
88
86
82
74
73
69
65
61
79
2800
100
77
78
82
78
80
79
75
74
85
2800
100
88
85
87
81
83
80
75
72
87
80
77
78
77
74
75
75
71
66
81
80
87
88
85
77
79
76
71
66
84
60
78
79
78
74
74
74
70
65
80
60
91
85
86
78
78
75
70
67
84
50
78
79
79
75
74
74
70
65
80
50
92
86
86
79
79
75
70
67
84
3400
100
78
80
84
80
83
83
79
79
89
3400
100
88
88
91
84
87
85
80
78
92
80
78
81
81
77
79
79
75
71
84
80
90
88
89
80
83
81
76
71
88
60
80
82
81
77
78
78
74
70
84
60
94
87
89
82
83
80
76
72
88
50
80
82
82
79
78
78
74
70
84
50
94
88
89
83
84
81
76
72
89
4000
100
78
82
85
82
87
87
83
83
92
4000
100
88
93
96
87
91
90
85
83
96
80
79
83
84
81
83
83
79
76
88
80
94
86
92
82
87
86
81
75
92
60
82
85
84
80
82
81
78
76
87
60
95
89
92
85
86
85
81
76
92
50
82
84
85
83
82
82
78
75
88
50
95
90
92
86
88
85
81
77
92
5
3
2
1½
1
¾
½
40
00
34
00
280
0
2200
160
0
3
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 100)
0
5 10 15 20 25 30
0
1
2
3
4
5
3
Volume (m /hr x 1000)
20
15
10
5
0
10
8
6
4
2
0
60% WOV
50% WOV
70% WOV
80% WOV
90% WOV
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
DO
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