Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 35)

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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-27 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
8300 1100 727 1.21 807 1.89 967 3.57 1119 5.59 1265 7.80
9100 1206 782 1.45 854 2.16 1002 3.91 1147 5.98 1281 8.29 1410 10.8
9900 1312 839 1.73 906 2.49 1038 4.28 1175 6.41 1303 8.81 1427 11.4 1543 14.1
10700 1419 896 2.05 959 2.87 1082 4.71 1207 6.89 1331 9.34 1444 12.0 1560 14.8 1667 17.8
11500 1525 953 2.41 1012 3.28 1128 5.19 1243 7.42 1359 9.91 1472 12.7 1576 15.6 1684 18.6 1783 21.8
12300 1631 1011 2.82 1067 3.75 1174 5.71 1280 7.99 1392 10.6 1500 13.4 1602 16.4 1700 19.5 1800 22.7
13100 1737 1070 3.28 1123 4.26 1223 6.30 1325 8.65 1428 11.3 1529 14.1 1630 17.2 1723 20.4 1816 23.8
13900 1843 1130 3.78 1179 4.82 1275 6.97 1371 9.36 1464 12.0 1563 14.9 1658 18.0 1752 21.3 1839 24.8
14700 1949 1189 4.35 1236 5.44 1327 7.69 1417 10.1 1506 12.8 1599 15.8 1688 18.9 1780 22.3
15500 2055 1249 4.97 1293 6.12 1380 8.48 1464 11.0 1551 13.8 1635 16.7 1724 20.0 1809 23.3
16300 2161 1309 5.65 1351 6.86 1434 9.33 1515 11.9 1597 14.7 1676 17.8 1760 21.0 1843 24.5
17100 2267 1370 6.39 1409 7.67 1488 10.2 1566 12.9 1644 15.8 1721 18.9 1797 22.2
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
550
100 81 72 67 64 68 62 50 43 71
550
100 83 74 70 71 68 64 55 45 73
80 79 71 64 62 62 58 50 44 67 80 82 72 67 70 66 62 56 45 71
60 76 68 62 61 62 59 51 45 66 60 79 69 65 68 65 62 56 45 70
50 74 68 63 61 62 59 51 45 66 50 79 70 65 67 65 62 56 45 70
750
100 73 80 75 72 71 77 58 53 79
750
100 79 81 78 79 74 75 62 55 81
80 65 73 71 68 68 62 56 49 72 80 76 76 75 77 72 67 61 53 77
60 67 70 70 65 67 62 56 50 71 60 75 73 72 74 71 66 61 52 75
50 68 71 69 65 67 62 56 51 70 50 77 75 71 73 70 66 61 53 75
1100
100 78 90 84 83 81 83 78 65 88
1100
100 85 92 88 89 84 84 78 67 91
80 74 89 80 79 78 73 67 61 82 80 81 84 84 86 82 77 69 62 87
60 74 84 76 75 77 72 67 62 80 60 83 82 81 83 79 75 68 63 84
50 78 83 77 74 76 71 67 63 80 50 84 84 81 82 79 74 68 64 84
1500
100 83 86 95 91 89 86 89 75 95
1500
100 90 91 96 96 92 89 90 77 98
80 78 80 91 87 85 80 76 70 89 80 85 86 91 94 89 85 79 72 95
60 80 80 87 83 82 79 75 71 87 60 89 88 88 91 87 82 77 72 92
50 83 83 86 83 81 78 75 72 86 50 91 90 90 90 86 82 77 73 91
1847
100 85 90 97 97 96 92 94 84 101
1847
100 96 95 100 101 99 94 94 86 103
80 82 83 91 92 92 87 84 77 96 80 91 90 98 98 96 91 86 79 100
60 89 86 90 89 89 85 82 78 93 60 97 94 94 95 93 88 83 79 97
50 89 89 91 89 88 84 81 78 92 50 97 96 96 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
0
5
10
15
20
DO
NO
T S
EL
EC
T
TO
T
H
E
LE
FT
O
F
TH
IS
S
Y
S
TE
M
C
U
R
VE
0 2 4 6 8 10 12 14 16 18 20 22 24
0
1
2
3
4
5
6
7
8
9
10
QEI-27II
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
794
1077
1232
1356
1552
60% WOV
70% WOV
80% WOV
90% WOV
1847
5
7½
2
10
15
20 25
30
1708
Performance Data
Maximum Fan RPM 1847
Specification Data
Maximum Motor
Frame Size
286T
Minimum Motor
Starting hp
1 1 ⁄
2
hp 1.1 kW
Wheel Diameter 33 in. 838 mm
Approximate Weight
(Less Motor & Drives)
670 lbs. 304 kg.
Maximum Bhp = (Fan RPM / 630) 3
Outlet Velocity (FPM) = CFM / 7.54
Tip Speed (FPM) = Fan RPM x 8.64
% WOV = (CFM x 100) / (Fan RPM x 12.9)
Imperial data —
Metric data