Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 39)

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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-33 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
12500 1109 599 1.76 668 2.84 797 5.47 923 8.58 1043 11.9
13900 1233 652 2.17 714 3.32 833 6.06 948 9.29 1059 12.8 1165 16.6
15300 1357 707 2.64 762 3.87 872 6.71 975 10.0 1080 13.8 1181 17.8 1277 21.9
16700 1481 762 3.20 812 4.50 915 7.47 1011 10.9 1107 14.8 1200 18.9 1293 23.3 1381 27.8
18100 1606 818 3.84 862 5.22 958 8.30 1050 11.9 1136 15.8 1227 20.1 1311 24.7 1398 29.4 1480 34.3
19500 1730 874 4.57 916 6.03 1004 9.26 1092 12.9 1174 17.0 1254 21.4 1338 26.1 1415 31.1 1496 36.1
20900 1854 931 5.40 971 6.95 1053 10.3 1134 14.1 1212 18.3 1288 22.8 1365 27.6 1442 32.7 1514 38.0
22300 1978 988 6.34 1026 7.98 1101 11.5 1178 15.4 1253 19.7 1326 24.3 1395 29.2 1469 34.4
23700 2102 1046 7.38 1081 9.12 1151 12.8 1224 16.8 1296 21.2 1365 25.9 1433 31.0 1496 36.2
25100 2227 1103 8.55 1137 10.4 1201 14.2 1272 18.4 1340 22.9 1407 27.7 1471 32.9
26500 2351 1161 9.85 1193 11.8 1254 15.8 1320 20.1 1384 24.7 1450 29.7 1510 34.9
27900 2475 1219 11.3 1249 13.3 1308 17.5 1370 21.9 1432 26.7 1493 31.7
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
450
100 83 74 69 67 71 61 50 44 73
450
100 87 77 73 73 74 64 54 47 76
80 80 72 66 66 67 58 48 40 69 80 85 77 71 72 72 61 52 45 75
60 78 70 63 64 66 57 48 40 69 60 84 76 69 70 72 60 52 45 74
50 75 69 62 64 66 56 48 40 68 50 83 77 68 68 72 59 52 45 74
600
100 83 83 77 75 74 78 59 53 81
600
100 82 82 79 80 76 76 62 54 82
80 79 80 73 72 73 65 56 49 76 80 82 82 77 79 75 68 60 51 80
60 76 77 70 70 72 64 56 49 75 60 82 81 75 76 75 67 59 52 78
50 76 77 70 69 72 63 55 49 74 50 82 83 74 75 74 65 58 52 77
850
100 79 93 84 85 81 87 73 65 90
850
100 85 89 88 90 83 86 75 66 91
80 75 90 82 82 79 75 67 60 84 80 82 87 85 88 81 77 70 61 88
60 74 87 77 79 77 74 67 61 82 60 82 85 82 84 79 75 68 62 85
50 79 88 78 77 76 72 65 61 81 50 85 87 82 83 79 74 67 62 84
1200
100 85 92 97 94 90 89 92 76 98
1200
100 89 92 95 99 93 90 92 78 100
80 79 89 94 91 87 83 79 70 93 80 87 89 93 97 91 87 82 73 97
60 81 86 91 87 85 81 77 70 90 60 88 89 90 94 88 84 79 72 94
50 83 87 89 86 84 81 76 71 89 50 91 92 92 93 87 83 78 73 93
1522
100 90 94 101 100 96 94 98 86 104
1522
100 94 96 102 104 99 96 98 87 106
80 85 89 97 98 94 90 87 79 99 80 92 93 98 102 97 93 89 81 103
60 87 88 93 94 90 87 84 78 96 60 94 95 95 99 94 90 86 79 100
50 90 91 93 93 90 87 83 79 95 50 96 97 98 99 94 90 85 80 100
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 60
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 4 8 12 16 20 24 28 32 36
0
1
2
3
4
5
6
7
8
9
10
QEI-33II
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
649
769
969
1109
1220
60% WOV
70% WOV
80% WOV
90% WOV
1397
5
3
10
15
20
25 30
1314
1522
50% WOV 40
Performance Data
Maximum Fan RPM 1522
Specification Data
Maximum Motor
Frame Size
324T
Minimum Motor
Starting hp
2 hp 1.5 kW
Wheel Diameter 40.25 in. 1022 mm
Approximate Weight
(Less Motor & Drives)
1200 lbs. 544 kg.
Maximum Bhp = (Fan RPM / 450) 3
Outlet Velocity (FPM) = CFM / 11.27
Tip Speed (FPM) = Fan RPM x 10.5
% WOV = (CFM x 100) / (Fan RPM x 23.5)
Imperial data —
Metric data