Qei-22 class ii, Performance data, Qei-22ii – Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L User Manual
Page 31: Specification data

31
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
Shaded values show where Class I fan selections are more efficient than Class II.
QEI-22 Class II
CFM
OV
STATIC PRESSURE (inches wg)
0.5
1
2
3
4
5
6
7
8
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
5600
1093
882
0.81
982
1.29
1174
2.43
1360
3.80
6200
1210
956
1.00
1045
1.51
1222
2.69
1395
4.11
1564
5.70
6800
1328
1032
1.22
1115
1.75
1273
2.97
1434
4.43
1588
6.07
1746
7.86
7400
1445
1109
1.47
1185
2.03
1335
3.32
1480
4.81
1626
6.49
1762
8.32
1912
10.3
8000
1562
1187
1.76
1257
2.34
1396
3.71
1531
5.22
1666
6.94
1801
8.83
1925
10.8
2065
13.0
2195
15.2
8600
1679
1265
2.09
1331
2.71
1459
4.13
1588
5.69
1714
7.45
1840
9.37
1962
11.4
2078
13.6
2209
15.9
9200
1796
1345
2.46
1407
3.12
1528
4.60
1649
6.23
1764
8.00
1882
9.96
2001
12.1
2113
14.3
2222
16.6
9800
1914
1425
2.87
1483
3.58
1598
5.11
1711
6.81
1820
8.61
1932
10.6
2040
12.8
2152
15.0
2257
17.4
10400
2031
1505
3.33
1560
4.10
1668
5.68
1773
7.45
1881
9.32
1982
11.3
2088
13.5
2192
15.8
11000
2148
1586
3.84
1637
4.66
1740
6.29
1841
8.13
1942
10.1
2039
12.1
2138
14.3
2237
16.7
11600
2265
1667
4.40
1715
5.28
1813
6.96
1910
8.87
2005
10.9
2100
13.0
2189
15.2
12200
2382
1749
5.02
1794
5.96
1888
7.72
1980
9.66
2068
11.8
2161
13.9
2249
16.2
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
650
100
66
75
70
65
63
64
51
43
70
650
100
74
79
68
69
66
64
55
45
72
80
64
72
67
62
62
59
51
41
67
80
73
78
66
67
65
64
59
49
71
60
64
70
65
60
60
59
51
41
65
60
73
77
65
65
64
63
59
48
70
50
67
72
66
61
60
59
52
41
66
50
75
78
66
65
64
63
58
47
70
900
100
70
79
73
71
69
73
60
52
77
900
100
77
80
74
75
72
72
64
54
78
80
68
73
69
68
66
66
59
49
72
80
73
76
70
73
71
68
63
52
76
60
70
71
69
66
65
65
59
50
71
60
74
76
70
71
69
68
63
53
74
50
73
75
70
66
65
65
59
50
71
50
81
79
71
71
70
68
64
54
75
1300
100
75
80
89
82
79
76
79
63
86
1300
100
82
84
85
86
82
77
78
67
88
80
71
76
85
79
76
73
68
60
82
80
79
79
80
84
80
75
71
65
85
60
75
76
80
76
74
71
66
61
79
60
81
82
80
81
78
74
70
65
83
50
79
83
86
76
73
71
66
61
81
50
82
84
80
81
77
74
70
65
83
1800
100
81
85
93
89
88
84
87
78
94
1800
100
87
89
92
92
91
86
86
80
95
80
76
79
90
85
85
81
77
69
89
80
82
86
88
92
89
84
80
71
93
60
82
82
87
83
82
78
74
70
87
60
86
90
89
88
86
81
79
72
91
50
85
87
90
83
81
78
74
70
87
50
88
91
90
88
86
81
79
72
91
2265
100
85
88
94
95
94
91
91
89
99
2265
100
92
94
96
98
96
92
91
90
101
80
79
82
89
91
91
87
83
76
95
80
87
88
92
93
92
89
85
78
96
60
85
87
88
88
87
84
80
77
91
60
92
93
92
92
91
87
83
77
95
50
87
92
93
89
87
83
80
77
92
50
93
94
93
92
91
87
83
78
95
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3
Volume (m /hr x 1000)
0
5
10
15
20
25
30
0
5
10
15
20
DO
NO
T
SE
LE
CT
T
O
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
0
2
4
6
8
10
12
14
16
18
0
2
4
6
8
10
QEI-22II
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
2
1095
1485
1700
1871
60% WOV
70% WOV
80% WOV
90% WOV
5
2141
7½
10
15
2265
20
Performance Data
Maximum Fan RPM
2265
Specification Data
Maximum Motor
Frame Size
256T
Minimum Motor
Starting hp
1/3 hp
.25 kW
Wheel Diameter
27 in.
686 mm
Approximate Weight
(Less Motor & Drives)
420 lbs.
191 kg.
Maximum Bhp = (Fan RPM / 869)
3
Outlet Velocity (FPM) = CFM / 5.12
Tip Speed (FPM) = Fan RPM x 7.07
% WOV = (CFM x 100) / (Fan RPM x 7.17)
Imperial data —
Metric data