1FSGPSNBODFDFSUJGJFEJTGPSJOTUBMMBUJPOUZQF"'SFFJOMFU'SFFPVUMFU1PXFSSBUJOHT #IQEPOPUJODMVEFUSBOTNJTTJPOMPTTFT1FSGPSNBODFSBUJOHTEPOPUJODMVEF
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.
Plenum Size
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
3000
1744
1910
0.90
1.46
2371
2.67
3.33
3200
1860
2002
1.01
2238
1.61
2448
2.22
2641
2.87
2819
3400
1976
2096
1.13
2324
1.76
2.41
2713
3.09
2889
3.79
3600
2093
2191
1.27
2411
1.92
2608
2.61
2790
3.31
2961
4.04
3121
4.80
3271
3800
2209
2287
1.41
2.10
2691
2.82
2869
3033
4.31
3192
3340
3480
6.74
4000
2.29
2776
3.04
2949
3.81
3110
3264
3411
6.24
7.10
3681
7.98
4200
2441
2483
1.73
2681
2.49
2862
3.27
3029
4.08
3188
4.89
3337
3482
3619
7.47
8.38
4400
1.91
2773
2.71
2949
3112
4.36
3268
3414
6.07
6.96
3690
7.87
3820
8.80
4600
2674
2682
2.11
2867
2.94
3038
3.78
3197
3348
3492
6.43
3628
7.34
3762
8.28
3890
9.24
4800
2790
2782
2.32
2960
3.19
3127
4.06
3283
4.96
3429
6.80
3706
3834
8.71
3962
9.69
2906
2883
3218
3370
6.24
7.20
3784
8.17
3911
9.16
3023
2984
2.79
3.74
3309
4.66
6.61
3732
7.61
3864
8.61
3989
9.62
RPM
807
Inlet Sound Power, L
8J
<E#SFG
-12
XBUUT>
1
2
3
4
6
7
8
LwiA
1200
100
84
78
73
69
63
62
48
71
80
86
86
77
66
61
61
46
74
60
82
87
72
47
73
83
87
72
64
47
73
1600
100
73
78
73
68
67
80
74
70
64
64
61
72
60
73
74
73
70
63
63
71
74
73
73
69
63
63
71
2200
100
79
86
74
73
68
80
74
79
88
72
71
68
64
60
73
80
88
70
69
67
64
74
80
76
87
70
69
67
84
2900
100
84
84
79
86
80
79
78
78
87
80
89
86
78
86
77
77
74
86
60
86
78
86
76
76
74
72
86
84
86
78
86
76
73
72
86
4000
100
90
93
90
91
91
86
80
96
97
90
90
89
84
83
82
94
60
92
90
90
89
83
82
80
93
91
94
89
90
89
83
81
80
93
RPM
807
Outlet Sound Power, L
8P
<E#SFG
-12
XBUUT>
1
2
3
4
6
7
8
L
8P
A
1200
100
68
80
73
69
71
70
64
76
80
69
77
72
67
70
69
61
60
70
70
66
67
66
61
72
70
68
66
66
61
72
1600
100
73
81
74
63
81
80
74
81
73
73
71
68
61
79
60
73
76
78
72
71
70
67
61
77
73
76
77
72
71
70
67
61
77
2200
100
77
76
78
83
80
78
74
88
80
77
77
79
86
80
78
70
86
60
78
76
77
83
78
76
74
69
84
78
76
79
82
78
76
74
69
84
2900
100
87
82
83
91
89
88
86
80
87
84
83
92
86
84
81
79
92
60
86
83
82
88
84
83
80
77
90
87
83
82
88
84
82
80
76
90
4000
100
93
93
91
98
94
93
102
80
93
92
96
97
92
90
87
100
60
92
94
91
93
94
91
89
98
93
94
91
93
94
90
88
98
Plenum Size 15
QEP Class I
Maximum rpm 2611
QEP Class II
Maximum rpm 3404
QEP Class III
Maximum rpm 4000
QEM
Maximum rpm 3064
Note: Model QEM does not utilize class designations.
QEP Motor on Frame Limit
213T
Minimum Motor Size
1/3 [hp]
Wheel Diameter
15.00
381
[in.]
[mm]
Peak Power
(rpm / 1842)
3
(rpm / 2031)
3
[hp]
[kW]
Wheel Outlet Velocity
cfm / 1.71
m
3
/s / 1.01
[ft/min]
[m/s]
Tip Speed
rpm x 3.93
rpm x 0.0199
[ft/min]
[m/s]
% Wide Open Volume (%WOV)
cfm / (rpm x 0.0186)
m
3
/hr / (rpm x 0.0316)
[%]
[%]
Imperial data —
Metric data
0
2
4
6
8
10
12
0
5
10
15
20
25
0
2
4
6
8
0
2
4
6
8
10
12
90%
80%
70%
60%
15
10
7½
5
3
2
1½
1
¾
½
1
/
3
3064
4000
3606
3404
3150
2611
2109
Volume (cfm x 1000)
Volume (m
3
/hr x 1000)
1674
1277
D
O
N
O
T
S
E
L
E
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
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
1
3
5
7
Plenum Size 15
