Plenum size 24, Static pressure (in. wg) – Greenheck Fan QEP User Manual
Page 20
CFM
OV
STATIC PRESSURE (in. wg)
1
2
3
4
5
6
7
8
9
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
RPM
#)1
8000
1087
2.08
1389
6.88
1644
8.62
9000
1969
1180
1329
4.18
1463
7.81
1703
9.68
11.6
10000
2188
3.07
1418
4.86
6.77
8.82
1770
10.8
1873
12.9
1976
2073
17.3
11000
2407
1373
3.69
7.66
1737
9.82
1841
12.1
1942
14.3
2036
16.6
2131
18.9
2221
21.3
12000
1474
4.41
1601
6.49
1714
8.66
1817
10.9
1918
13.3
2013
2106
18.2
2193
20.7
2280
23.2
13000
2844
7.44
9.78
1903
12.2
1997
14.7
2090
17.3
2178
20.0
2264
22.6
14000
3063
1681
6.17
1790
1896
11.0
1992
2081
16.2
2169
18.9
21.8
2336
24.7
2416
3282
7.23
1886
9.71
1989
12.3
2083
2169
17.8
20.6
2333
23.6
2413
26.6
2489
29.8
16000
1890
8.42
1986
11.0
2083
13.8
2174
16.7
19.6
2338
2414
2491
28.7
32.0
17000
3719
1996
9.74
2088
2178
2267
18.4
2349
2427
24.6
27.7
31.0
34.4
18000
3938
2103
11.2
2191
14.1
2274
17.1
2360
20.3
2441
26.8
30.1
33.4
2726
36.9
19000
2210
12.8
2294
2372
19.1
22.3
2608
29.2
2679
32.6
RPM
807
Inlet Sound Power, L
8J
<E#SFG
-12
XBUUT>
1
2
3
4
6
7
8
L
8J
A
100
71
87
79
69
67
68
76
80
71
83
76
66
64
72
60
81
82
78
67
61
49
43
72
81
82
78
67
61
49
43
72
1000
100
80
91
78
74
72
67
60
84
80
72
86
90
70
68
60
83
60
73
83
84
71
66
64
78
72
82
71
66
64
78
1400
100
79
83
98
83
81
76
70
92
80
76
81
97
82
78
76
70
66
90
60
79
92
77
73
72
68
74
78
90
71
70
67
66
82
2000
100
88
88
100
94
91
86
82
100
80
84
86
91
96
89
86
80
76
96
60
83
89
92
94
83
81
77
93
82
90
93
92
81
79
76
91
2744
100
93
97
100
103
99
91
107
80
89
93
96
102
99
94
90
103
60
89
98
100
89
82
100
88
99
99
93
87
84
82
99
RPM
807
Outlet Sound Power, L
8P
<E#SFG
-12
XBUUT>
1
2
3
4
6
7
8
L
8P
A
100
76
78
74
74
74
62
80
80
79
82
76
73
72
64
76
60
78
81
74
71
71
64
77
82
72
69
70
64
74
1000
100
83
90
81
78
73
63
87
80
73
84
87
82
77
73
60
84
60
77
84
80
70
64
62
82
78
83
80
74
69
64
64
81
1400
100
82
84
101
94
91
86
82
74
97
80
79
83
98
90
87
82
76
70
93
60
81
83
93
83
78
73
70
89
82
83
91
83
81
77
71
70
87
2000
100
89
91
98
102
96
91
88
106
80
88
90
102
97
92
81
102
60
91
94
94
96
92
86
81
79
97
94
96
93
90
84
80
78
2744
100
94
99
102
110
110
106
101
96
113
80
93
98
101
108
107
101
96
90
110
60
97
101
102
102
101
96
91
87
100
104
104
100
98
94
89
86
103
Plenum Size 24
QEP Class I
Maximum rpm 1670
QEP Class II
Maximum rpm 2178
QEP Class III
Maximum rpm 2744
QEM
Maximum rpm 1960
Note: Model QEM does not utilize class designations.
QEP Motor on Frame Limit
256T
Minimum Motor Size
3/4 [hp]
Wheel Diameter
24.50
622
[in.]
[mm]
Peak Power
(rpm / 798)
3
(rpm / 880)
3
[hp]
[kW]
Wheel Outlet Velocity
cfm / 4.58
m
3
/s / 2.69
[ft/min]
[m/s]
Tip Speed
rpm x 6.41
rpm x 0.0326
[ft/min]
[m/s]
% Wide Open Volume (%WOV)
cfm / (rpm x 0.0896)
m
3
/hr / (rpm x 0.152)
[%]
[%]
Imperial data —
Metric data
0
5
10
15
20
25
0
2
4
6
8
10
12
14
Volume (cfm x 1000)
Volume (m
3
/hr x 1000)
90%
80%
70%
60%
2
3
5
7½
10
15
20
25
30
50
60
1005
1365
1670
1960
2178
2744
2480
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
D
O
N
O
T
S
E
LE
C
T
T
O
T
H
E
L
E
F
T
O
F
T
H
IS
S
Y
S
T
E
M
C
U
R
V
E
rpm
hp
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
20
1FSGPSNBODFDFSUJGJFEJTGPSJOTUBMMBUJPOUZQF"'SFFJOMFU
'SFFPVUMFU1PXFSSBUJOHT #IQ
EPOPUJODMVEFUSBOTNJTTJPOMPTTFT1FSGPSNBODFSBUJOHTEPOPUJODMVEF
the effects of appurtenances (accessories).
The sound power level ratings shown are in decibels, referred to 10
-12
XBUUTDBMDVMBUFEQFS".$"*OUFSOBUJPOBM4UBOEBSE7BMVFTTIPXOBSFGPSJOMFU-
8J
, L
8J
A
and outlet L
8P
, L
8P
A sound power levels for installation type A: Free inlet, Free outlet. The A-weighted sound ratings shown have been calculated per AMCA
International Standard 301. Outlet ratings do not include the effects of duct end correction.
The AMCA International Certified Ratings Seal for Sound for model QEM only applies to the single L
8J
A and L
8P
A values.