Qei-12 class i & qei-l, Performance data, Specification data – Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L User Manual
Page 20
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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-12 Class I & QEI-L
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
1200
764
1070
0.09
1241
0.15
1549
0.30
1823
0.49
1500
955
1257
0.13
1399
0.20
1661
0.37
1907
0.57
2137
0.79
2341
1.03
1800
1146
1461
0.19
1575
0.27
1807
0.46
2020
0.67
2228
0.91
2423
1.16
2607
1.43
2776
1.72
2100
1337
1669
0.27
1763
0.36
1967
0.56
2162
0.80
2341
1.04
2523
1.31
2690
1.60
2858
1.90
3016
2.22
2400
1528
1881
0.38
1966
0.48
2139
0.69
2317
0.94
2484
1.21
2640
1.49
2801
1.79
2954
2.11
3099
2.44
2700
1719
2095
0.51
2172
0.62
2323
0.85
2479
1.11
2636
1.40
2785
1.71
2926
2.02
3067
2.35
3208
2.70
3000
1910
2310
0.68
2382
0.79
2514
1.04
2657
1.31
2799
1.62
2938
1.94
3072
2.28
3201
2.63
3322
2.98
3300
2101
2527
0.88
2593
1.00
2716
1.26
2840
1.55
2969
1.86
3100
2.21
3226
2.57
3348
2.94
3467
3.32
3600
2292
2745
1.11
2806
1.25
2922
1.53
3029
1.82
3150
2.16
3265
2.50
3387
2.88
3503
3.28
3615
3.68
3900
2484
2964
1.39
3021
1.54
3129
1.84
3231
2.15
3335
2.49
3446
2.86
3551
3.23
3665
3.65
3772
4.08
4200
2675
3184
1.71
3237
1.87
3338
2.19
3435
2.53
3527
2.87
3630
3.25
3731
3.65
4500
2866
3404
2.08
3453
2.25
3549
2.59
3641
2.95
3729
3.31
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
1400
100
77
78
71
73
67
68
61
52
75
1400
100
87
83
75
74
72
71
63
59
78
80
77
78
69
68
65
64
60
52
72
80
87
81
74
71
70
68
62
58
76
60
78
78
68
65
62
61
60
52
70
60
88
82
74
70
68
67
62
59
75
50
78
77
68
64
62
60
60
52
69
50
89
81
73
70
67
66
62
59
74
2000
100
78
78
78
79
75
75
73
59
82
2000
100
84
84
80
80
80
77
75
64
84
80
74
77
76
75
71
72
66
58
78
80
84
84
77
77
77
75
69
64
81
60
74
76
75
71
68
68
64
58
75
60
85
84
76
75
74
71
67
64
79
50
76
77
75
70
67
67
63
58
74
50
87
84
76
75
73 70
66
64
79
2600
100
83
82
80
80
78
77
83
68
86
2600
100
90
93
83
82
83
80
82
72
89
80
80
82
81
78
75
76
74
65
82
80
92
90
81
79
82
79
75
69
86
60
79
81
79
76
73
74
70
65
80
60
90
89
81
79
79
77
73
69
84
50
81
81
79
75
72
73
69
65
79
50
91
90
81
78
78
76
71
70
84
3200
100
85
85
82
82
81
80
87
79
90
3200
100
93
95
88
85
86
83
86
81
92
80
82
85
83
81
79
78
79
70
86
80
94
92
85
82
85
82
80
74
89
60
83
85
82
81
77
77
74
70
84
60
93
92
85
82
83
81
77
74
88
50
83
84
82
81
77
77
74
70
84
50
95
93
86
81
83
80
76
74
88
3800
100
86
87
85
86
86
84
88
91
95
3800
100
93
94
93
90
90
88
87
92
97
80
80
87
83
83
82
80
80
74
88
80
93
92
89
85
87
84
83
77
92
60
85
88
85
85
80
79
77
74
87
60
96
93
89
85
87
84
81
77
91
50
84
87
84
86
81
80
78
74
88
50
97
94
90
85
87
84
81
77
92
3800
3200
2600
2000
1400
1½
7½
2
3
5
1
¾
½
3
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
0 1 2 3 4 5 6
0 2 4 6 8 10
3
Volume (m /hr x 1000)
20
15
10
5
0
10
8
6
4
2
0
50% WOV
60% WOV
70% WOV
80% WOV
90% WOV
DO
N
OT
S
EL
EC
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
Performance Data
Maximum
Fan RPM
QEI-L
3800
QEI
3800
Specification Data
Maximum
Motor
Frame Size
QEI-L
184T
QEI
184T
Minimum Motor
Starting hp
1/3 hp
.25 kW
Wheel Diameter
15 in.
381 mm
Approximate Weight
(Less Motor & Drives)
QEI-L 120 lbs.
55 kg.
QEI
160 lbs.
73 kg.
Maximum Bhp = (Fan RPM / 2301)
3
Outlet Velocity (FPM) = CFM / 1.56
Tip Speed (FPM) = Fan RPM x 3.93
% WOV = (CFM x 100) / (Fan RPM x 1.34)
Imperial data —
Metric data