Qei-36 class i & qei-l, Performance data, Qei-36i – Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L User Manual
Page 40: Specification data

40
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-36 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
10300
746
343
0.63
402
1.14
508
2.36
12500
906
394
0.88
443
1.44
537
2.79
622
4.31
14700
1065
448
1.22
488
1.82
571
3.27
649
4.93
720
6.71
16900
1225
503
1.65
539
2.31
611
3.83
681
5.63
748
7.55
808
9.57
874
11.8
19100
1385
560
2.19
592
2.90
654
4.52
718
6.39
780
8.49
839
10.7
894
12.9
950
15.4
1007
18.0
21300
1544
618
2.85
646
3.63
702
5.35
760
7.31
817
9.48
872
11.8
925
14.3
975
16.7
1022
19.3
23500
1704
677
3.64
702
4.50
753
6.33
803
8.36
857
10.6
908
13.1
958
15.7
1006
18.3
1052
21.0
25700
1863
736
4.59
758
5.51
805
7.45
851
9.59
899
11.9
946
14.4
994
17.1
1040
20.0
1084
22.9
27900
2023
795
5.69
815
6.69
859
8.76
902
11.0
943
13.4
989
16.0
1032
18.8
1076
21.7
30100
2182
854
6.97
873
8.05
913
10.3
953
12.6
993
15.1
1033
17.8
1075
20.7
1114
23.6
32300
2342
914
8.44
932
9.59
969
12.0
1005
14.4
1043
17.0
1079
19.8
34500
2501
974
10.1
991
11.3
1024
13.8
1060
16.4
1094
19.1
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
275
100
70
68
63
62
61
48
39
32
64
275
100
72
68
65
65
64
53
45
38
67
80
68
67
61
61
59
49
40
34
63
80
69
69
64
65
63
53
45
38
66
60
64
65
60
61
60
49
39
32
63
60
69
69
63
64
63
53
46
40
66
50
66
66
61
61
59
49
39
33
63
50
69
69
63
64
64
53
47
40
66
400
100
75
76
71
70
69
58
49
45
72
400
100
80
76
73
72
70
61
53
45
74
80
72
74
69
70
65
57
50
43
70
80
78
75
71
71
67
60
53
45
72
60
70
72
67
70
65
58
51
44
70
60
77
75
69
70
67
60
53
46
71
50
70
71
67
69
65
58
51
43
70
50
78
75
70
70
67
59
53
45
71
550
100
85
82
79
75
75
73
60
54
79
550
100
90
83
80
80
77
74
62
54
82
80
81
80
76
73
72
66
60
53
76
80
88
82
78
79
75
68
61
53
80
60
80
80
74
72
72
66
61
54
76
60
86
82
76
76
74
68
61
53
78
50
80
80
74
72
72
66
61
55
75
50
86
82
76
76
74
67
61
54
78
800
100
87
95
89
84
81
84
71
63
89
800
100
88
91
89
90
85
84
75
66
91
80
85
93
86
81
79
75
68
62
85
80
86
91
86
87
82
77
71
64
87
60
84
91
82
77
77
74
69
64
82
60
86
89
84
84
80
76
71
65
85
50
84
89
81
77
77
74
69
64
82
50
88
90
84
83
80
76
71
65
85
1116
100
91
100
96
94
91
89
89
74
97
1116
100
92
97
98
99
95
92
90
77
100
80
89
98
94
91
88
84
78
72
93
80
91
96
95
97
92
87
82
74
97
60
88
96
89
87
84
82
78
73
90
60
93
94
93
93
89
85
80
74
94
50
88
96
89
87
84
82
78
73
90
50
95
95
93
93
89
85
80
75
94
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3
Volume (m /hr x 1000)
0
10
20
30
40
50
60
0
2
4
6
8
10
12
14
DO
NO
T S
EL
EC
T
TO
T
HE
L
EF
T
O
F
TH
IS
S
YS
TE
M
C
U
R
VE
0
5
10
15
20
25
30
35
40
0
1
2
3
4
5
6
QEI-36I
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
436
549
651
820
939
920
60% WOV
70% WOV
80% WOV
90% WOV
1033
3
5
10
1½
15
1116
20
25
30
Performance Data
Maximum
Fan RPM
QEI-L
920
QEI
1116
Specification Data
Maximum
Motor
Frame Size
QEI-L
256T
QEI
286T
Minimum Motor
Starting hp
1
1
⁄
2
hp
1.1 kW
Wheel Diameter
44.5 in.
1130 mm
Approximate Weight
(Less Motor & Drives)
QEI-L 900 lbs.
409 kg.
QEI 1200 lbs.
544 kg.
Maximum Bhp = (Fan RPM / 380)
3
Outlet Velocity (FPM) = CFM / 13.79
Tip Speed (FPM) = Fan RPM x 11.7
% WOV = (CFM x 100) / (Fan RPM x 36.1)
Imperial data —
Metric data