Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 46)

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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-49 Class I
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
18000 724 248 1.08 293 2.00 375 4.18
22000 885 285 1.52 323 2.51 394 4.91 459 7.67
26000 1046 325 2.10 356 3.16 418 5.77 477 8.73 532 12.0
30000 1207 366 2.85 393 4.02 448 6.77 500 10.0 551 13.4 597 17.1 647 21.2
34000 1368 407 3.79 432 5.06 479 7.98 527 11.4 574 15.1 618 19.0 659 23.1 703 27.6
38000 1529 450 4.95 472 6.35 514 9.43 558 13.0 601 16.9 641 21.1 682 25.5 719 29.9 755 34.6
42000 1690 494 6.34 513 7.88 552 11.2 590 14.8 629 18.9 668 23.3 705 28.0 742 32.8 776 37.7
46000 1851 538 8.01 554 9.67 590 13.2 625 17.0 661 21.3 696 25.8 732 30.7 766 35.8 799 41.0
50000 2012 582 9.96 597 11.8 630 15.5 662 19.5 694 23.9 728 28.6 759 33.6 793 38.9 824 44.4
54000 2173 626 12.2 640 14.2 670 18.1 700 22.4 730 26.9 760 31.7 792 36.9 820 42.3
58000 2334 670 14.8 683 16.9 711 21.1 739 25.5 767 30.3 794 35.2 823 40.6
62000 2494 714 17.8 727 20.0 752 24.5 779 29.2 805 34.1
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
200
100 72 68 64 64 57 46 38 31 64
200
100 72 69 67 67 60 51 44 37 67
80 70 66 63 63 57 47 40 34 63 80 72 69 67 67 60 52 44 37 67
60 67 65 63 63 57 47 38 31 63 60 71 68 66 67 60 52 45 39 66
50 69 66 63 63 56 46 39 33 63 50 71 68 66 67 61 52 46 39 67
300
100 79 76 73 73 67 57 50 46 73
300
100 81 78 76 75 69 61 53 45 75
80 77 74 73 71 65 57 50 43 71 80 80 76 74 72 67 60 52 45 73
60 75 72 72 71 65 58 51 44 71 60 79 75 72 72 67 60 53 45 72
50 74 72 71 70 65 58 51 43 71 50 80 75 73 72 67 60 53 45 73
425
100 88 84 81 79 78 71 61 55 82
425
100 91 85 84 82 80 73 62 55 84
80 85 82 78 77 74 67 61 54 78 80 89 84 82 81 76 69 61 53 82
60 84 81 76 76 73 68 62 55 78 60 89 83 80 79 75 69 62 54 80
50 84 81 76 76 73 68 62 56 78 50 88 83 79 79 75 69 62 55 80
575
100 94 94 89 84 85 80 69 62 89
575
100 92 92 91 89 87 81 73 64 91
80 93 92 86 82 79 74 67 61 85 80 92 90 88 86 82 76 69 62 87
60 91 88 81 79 78 74 68 63 82 60 90 88 86 84 80 76 70 64 86
50 90 87 81 79 77 73 68 64 82 50 91 89 86 83 80 75 70 65 85
828
100 98 101 98 95 92 93 85 70 99
828
100 97 100 102 100 96 94 87 74 102
80 96 99 96 93 89 84 78 71 94 80 96 98 99 97 92 88 81 73 98
60 95 96 91 89 86 83 78 74 91 60 96 96 96 94 90 86 80 74 95
50 95 96 91 89 86 83 78 74 91 50 97 97 96 94 90 85 81 75 95
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3 Volume (m /hr x 1000)
0 20 40 60 80 100 120
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
YS
TE
M
C
U
R
VE
0 10 20 30 40 50 60 70 80
0
1
2
3
4
5
6
QEI-49I
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
334
453
570
676
60% WOV
70% WOV
80% WOV
90% WOV
791
7½
3
15
25
50
828
40
Performance Data
Maximum Fan RPM 828
Specification Data
Maximum Motor
Frame Size
364T
Minimum Motor
Starting hp
10 hp 7.5 kW
Wheel Diameter 60 in. 1524 mm
Approximate Weight
(Less Motor & Drives)
2400 lbs. 1089 kg.
Maximum Bhp = (Fan RPM / 231) 3
Outlet Velocity (FPM) = CFM / 24.85
Tip Speed (FPM) = Fan RPM x 15.7
% WOV = (CFM x 100) / (Fan RPM x 88.4)
Imperial data —
Metric data