Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 28)

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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-20 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
3000 724 613 0.19 724 0.35 923 0.73
3700 893 708 0.27 801 0.44 975 0.86 1132 1.34
4400 1062 810 0.39 887 0.57 1040 1.02 1183 1.54 1314 2.11 1440 2.73
5100 1231 915 0.53 982 0.74 1116 1.21 1245 1.78 1368 2.38 1480 3.03 1593 3.73 1697 4.47
5800 1400 1023 0.72 1082 0.95 1201 1.45 1317 2.03 1428 2.70 1538 3.38 1637 4.11 1738 4.88 1835 5.69
6500 1570 1133 0.95 1187 1.20 1292 1.74 1398 2.34 1501 3.03 1599 3.78 1697 4.54 1789 5.34 1875 6.17
7200 1739 1245 1.23 1292 1.50 1388 2.09 1483 2.71 1577 3.41 1671 4.19 1759 5.02 1849 5.86 1934 6.74
7900 1908 1357 1.56 1400 1.86 1486 2.49 1574 3.15 1662 3.88 1746 4.66 1832 5.52 1913 6.42 1994 7.35
8600 2077 1470 1.96 1508 2.28 1590 2.95 1669 3.66 1748 4.40 1830 5.22 1907 6.07 1985 7.02
9300 2246 1584 2.41 1619 2.76 1694 3.48 1766 4.23 1842 5.01 1915 5.84 1990 6.74
10000 2415 1698 2.94 1731 3.32 1800 4.08 1868 4.88 1937 5.71 2005 6.56
10700 2584 1812 3.55 1843 3.95 1907 4.76 1972 5.60
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
500
100 66 69 68 64 57 53 49 40 65
500
100 75 74 68 67 62 56 53 45 68
80 63 69 68 64 56 52 48 40 65 80 73 73 68 68 62 56 56 50 69
60 62 69 68 64 56 52 48 39 65 60 71 72 68 68 62 57 56 51 68
50 64 68 68 64 56 52 48 39 65 50 70 72 68 67 62 57 57 52 68
700
100 66 70 68 63 60 59 48 40 66
700
100 74 74 68 66 64 60 52 41 69
80 62 67 67 62 57 55 48 38 64 80 72 72 66 64 62 58 52 41 67
60 61 65 65 59 55 54 47 39 62 60 71 69 65 63 61 57 52 41 66
50 63 65 65 59 55 53 47 38 62 50 71 69 65 62 61 56 52 41 65
1000
100 72 79 74 72 68 69 65 52 75
1000
100 79 84 75 75 72 68 64 50 77
80 67 79 73 69 65 62 57 51 72 80 75 80 71 72 70 64 58 50 74
60 68 74 70 67 63 61 57 52 70 60 76 77 70 70 67 63 58 50 72
50 71 74 70 66 62 61 57 52 69 50 78 77 70 69 67 63 58 51 72
1450
100 79 82 87 82 78 76 76 63 85
1450
100 83 84 85 85 83 77 74 63 87
80 77 77 81 78 75 72 67 61 80 80 79 82 81 81 80 75 69 63 84
60 79 79 82 76 71 70 66 63 79 60 83 81 78 79 78 74 69 64 82
50 80 80 82 76 71 69 66 63 79 50 86 83 79 79 76 73 69 64 81
2027
100 82 85 93 90 88 84 82 84 93
2027
100 89 89 92 93 92 87 83 83 96
80 76 80 88 86 85 81 76 71 89 80 84 84 86 90 90 85 79 72 93
60 81 81 83 83 82 78 74 71 86 60 89 89 85 88 88 82 77 72 91
50 84 83 84 83 81 77 74 71 86 50 93 92 86 87 87 81 76 72 90
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
0
2
4
6
8
10
12
14
DO
N
OT
S
EL
EC
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
0 1 2 3 4 5 6 7 8 9 10 11 12 13
0
1
2
3
4
5
6
QEI-20 Class 1
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
818
1
1021
1287
1473
50% WOV
60% WOV
70% WOV
80% WOV
90% WOV
2
1746
3
10
2027
½
7½
1900
5
Performance Data
Maximum
Fan RPM QEI-L 1900
QEI 2027
Specification Data
Maximum
Motor
Frame Size QEI-L 215T
QEI 215T
Minimum Motor
Starting hp
1/3 hp .25 kW
Wheel Diameter 24.5 in. 622 mm
Approximate Weight
(Less Motor & Drives) QEI-L 230 lbs. 105 kg.
QEI 310 lbs. 141 kg.
Maximum Bhp = (Fan RPM / 1021) 3
Outlet Velocity (FPM) = CFM / 4.14
Tip Speed (FPM) = Fan RPM x 6.41
% WOV = (CFM x 100) / (Fan RPM x 6.01)
Imperial data —
Metric data