Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 37)

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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
Shaded values show where Class I fan selections are more efficient than Class II.
QEI-30 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
10000 1084 650 1.43 723 2.26 870 4.31 1009 6.76 1141 9.50
11100 1203 706 1.76 771 2.63 905 4.77 1036 7.30 1158 10.1 1274 13.1
12200 1323 763 2.15 824 3.09 942 5.28 1065 7.89 1180 10.8 1291 14.0 1397 17.3
13300 1442 821 2.60 877 3.61 987 5.88 1098 8.56 1209 11.6 1311 14.9 1413 18.3 1510 21.9
14400 1561 880 3.11 931 4.20 1034 6.56 1135 9.31 1237 12.4 1339 15.8 1431 19.4 1527 23.1 1617 27.0
15500 1681 939 3.70 988 4.86 1082 7.31 1176 10.1 1273 13.3 1368 16.7 1460 20.5 1545 24.4 1634 28.4
16600 1800 999 4.37 1045 5.60 1133 8.18 1222 11.1 1310 14.3 1399 17.8 1489 21.6 1573 25.6 1652 29.8
17700 1919 1060 5.11 1103 6.43 1186 9.15 1269 12.1 1349 15.4 1436 19.0 1517 22.8 1602 26.9
18800 2039 1121 5.94 1161 7.34 1240 10.2 1317 13.2 1395 16.6 1473 20.3 1553 24.2 1631 28.3
19900 2158 1182 6.87 1219 8.35 1294 11.4 1367 14.5 1442 18.0 1513 21.7 1590 25.7 1665 29.9
21000 2277 1243 7.90 1278 9.46 1349 12.6 1420 15.9 1489 19.4 1559 23.2 1627 27.2
22100 2396 1304 9.03 1338 10.7 1406 14.0 1473 17.4 1537 20.9 1606 24.9
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 83 72 68 66 68 61 50 43 71
500
100 84 75 71 72 69 64 54 45 73
80 81 71 65 63 63 58 50 44 67 80 83 72 68 70 66 62 55 44 72
60 78 68 63 62 62 59 51 45 66 60 80 70 66 68 66 62 55 44 70
50 76 68 63 62 62 59 51 46 66 50 80 71 66 68 65 62 56 45 70
700
100 75 81 77 74 73 76 59 54 80
700
100 80 82 80 80 76 75 63 55 82
80 68 74 72 70 69 63 56 50 73 80 77 77 76 78 73 68 62 54 79
60 69 72 71 67 68 63 57 51 72 60 76 74 73 75 72 67 61 53 76
50 70 72 70 67 68 63 57 52 71 50 78 76 73 74 71 67 61 54 76
950
100 80 91 83 82 81 82 75 63 87
950
100 86 93 88 88 84 83 76 64 90
80 76 90 79 78 77 71 66 59 82 80 82 85 84 85 81 75 68 61 86
60 76 85 76 76 76 71 66 61 80 60 83 83 81 82 78 73 67 61 83
50 79 84 77 75 75 70 66 62 79 50 84 85 81 81 78 73 67 63 83
1350
100 84 88 95 92 89 87 88 74 95
1350
100 91 92 97 97 93 90 89 76 98
80 79 82 91 87 85 80 76 69 90 80 86 87 92 94 90 85 79 72 95
60 81 82 87 84 82 79 75 71 87 60 90 89 90 91 87 82 77 72 92
50 84 85 87 83 82 79 75 72 87 50 92 91 91 90 86 82 77 73 91
1670
100 87 91 99 97 97 92 95 84 102
1670
100 98 96 102 102 99 95 95 85 104
80 84 84 93 93 93 87 84 77 96 80 92 91 100 99 97 91 86 79 101
60 91 86 92 90 90 85 82 78 94 60 98 94 95 96 94 89 83 79 98
50 91 90 92 89 89 85 82 79 93 50 99 97 97 95 92 88 83 79 97
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3 Volume (m /hr x 1000)
0 10 20 30 40 50
0
5
10
15
20
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 5 10 15 20 25 30
0
1
2
3
4
5
6
7
8
9
10
QEI-30II
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
768
911
1043
1147
1313
60% WOV
70% WOV
80% WOV
90% WOV
1557
5
7½
3
10
15
20 25 30
1445
1670
Performance Data
Maximum Fan RPM 1670
Specification Data
Maximum Motor
Frame Size
324T
Minimum Motor
Starting hp
1 1 ⁄
2
hp 1.1 kW
Wheel Diameter 36.5 in. 927 mm
Approximate Weight
(Less Motor & Drives)
1000 lbs. 454 kg.
Maximum Bhp = (Fan RPM / 533) 3
Outlet Velocity (FPM) = CFM / 9.31
Tip Speed (FPM) = Fan RPM x 9.56
% WOV = (CFM x 100) / (Fan RPM x 17.4)
Imperial data —
Metric data