Qei-15 class i & qei-l, Performance data, Qei-15i – Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L User Manual
Page 22: Specification data
22
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-15 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
1700
732
823
0.12
965
0.21
1229
0.44
2100
905
952
0.17
1072
0.28
1301
0.52
1508
0.81
2500
1077
1088
0.24
1194
0.36
1391
0.62
1580
0.93
1753
1.27
1915
1.64
2900
1250
1231
0.33
1323
0.46
1495
0.75
1662
1.07
1827
1.43
1976
1.83
2122
2.24
2257
2.68
3300
1422
1376
0.44
1456
0.59
1615
0.92
1763
1.25
1907
1.62
2054
2.03
2188
2.47
2317
2.94
2443
3.42
3700
1594
1524
0.58
1597
0.74
1740
1.11
1875
1.47
2008
1.86
2135
2.27
2266
2.73
2390
3.22
2505
3.72
4100
1767
1674
0.75
1740
0.93
1870
1.31
1996
1.73
2114
2.13
2236
2.56
2350
3.02
2469
3.52
2583
4.05
4500
1939
1825
0.95
1885
1.14
2003
1.55
2121
2.01
2234
2.45
2339
2.90
2451
3.38
2556
3.88
2663
4.41
4900
2112
1977
1.19
2031
1.40
2141
1.83
2251
2.31
2356
2.82
2458
3.29
2553
3.77
2657
4.30
5300
2284
2130
1.47
2180
1.69
2282
2.16
2383
2.65
2483
3.20
2579
3.73
2672
4.24
5700
2456
2283
1.79
2330
2.03
2426
2.52
2517
3.04
2613
3.61
2704
4.20
6100
2629
2436
2.16
2481
2.41
2570
2.94
2657
3.48
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
63
61
59
56
57
52
48
35
60
650
100
74
65
60
58
59
54
52
39
63
80
62
59
59
53
54
51
48
35
59
80
69
64
59
57
57
55
52
40
62
60
60
59
57
52
54
51
47
35
58
60
70
64
58
56
57
54
52
40
61
50
60
59
56
52
53
51
47
35
58
50
71
64
58
56
57
55
52
40
61
1000
100
65
66
68
65
60
63
52
44
68
1000
100
73
73
66
68
65
64
55
47
70
80
63
63
65
62
58
56
51
42
64
80
75
74
64
66
63
60
56
47
68
60
63
63
63
60
57
55
50
42
63
60
76
73
64
65
62
59
55
47
68
50
66
64
63
59
57
55
50
42
62
50
77
74
64
65
62
59
55
47
68
1400
100
69
77
73
72
69
67
69
53
75
1400
100
79
79
74
74
73
69
70
56
78
80
68
76
70
68
66
63
58
50
71
80
79
74
72
71
71
67
61
55
74
60
67
70
68
66
65
62
57
50
69
60
77
75
73
69
68
66
61
55
73
50
68
71
70
65
64
61
56
50
69
50
80
75
72
69
68
65
61
55
73
2000
100
73
73
82
81
78
74
77
65
84
2000
100
83
82
81
83
82
78
78
68
86
80
68
76
76
78
74
72
67
61
80
80
79
78
77
79
79
75
70
63
82
60
75
77
77
76
72
70
67
62
78
60
83
81
78
77
77
74
69
64
81
50
81
80
77
76
72
71
67
61
78
50
86
83
79
77
76
73
69
64
81
2721
100
79
78
86
88
86
83
80
83
91
2721
100
91
85
87
90
90
86
82
84
94
80
80
73
83
85
81
79
74
69
86
80
88
83
81
84
86
84
78
72
90
60
78
75
78
81
79
77
73
69
84
60
87
87
83
82
83
81
77
71
88
50
80
79
80
81
78
76
74
70
83
50
90
89
85
83
83
81
76
72
88
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3
Volume (m /hr x 1000)
0
2
4
6
8
10
0
2
4
6
8
10
12
14
DO
NO
T S
EL
EC
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
YS
TE
M
C
U
R
VE
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
QEI-15I
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
1018
¼
½
2
3
1283
1617
2037
2331
1
50% WOV
60% WOV
70% WOV
80% WOV
90% WOV
5
2721
Performance Data
Maximum
Fan RPM
QEI-L
2721
QEI
2721
Specification Data
Maximum
Motor
Frame Size
QEI-L
184T
QEI
213T
Minimum Motor
Starting hp
1/3 hp
.25 kW
Wheel Diameter
18.25 in.
464 mm
Approximate Weight
(Less Motor & Drives)
QEI-L 140 lbs.
64 kg.
QEI
190 lbs.
82 kg.
Maximum Bhp = (Fan RPM / 1617)
3
Outlet Velocity (FPM) = CFM / 2.32
Tip Speed (FPM) = Fan RPM x 4.78
% WOV = (CFM x 100) / (Fan RPM x 2.55)
Imperial data —
Metric data