Greenheck Fan Mixed Flow Fans Belt and Direct Drive QEI-L - Manual (Page 25)

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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-16 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
3000 1075 1199 0.50 1342 0.77 1633 1.48 1900 2.29
3300 1182 1291 0.61 1421 0.89 1688 1.62 1934 2.47 2176 3.41
3600 1290 1384 0.73 1503 1.03 1750 1.78 1987 2.66 2209 3.63 2424 4.68
3900 1397 1478 0.86 1592 1.20 1816 1.95 2041 2.88 2249 3.88 2456 4.96 2650 6.11
4200 1505 1574 1.01 1683 1.39 1887 2.16 2100 3.10 2302 4.14 2488 5.25 2682 6.44 2861 7.68
4500 1612 1670 1.18 1774 1.61 1965 2.39 2163 3.35 2356 4.42 2539 5.57 2715 6.78 2893 8.07 3060 9.40
4800 1720 1767 1.38 1867 1.83 2045 2.65 2229 3.61 2415 4.73 2592 5.91 2758 7.15 2926 8.46 3092 9.84
5100 1827 1865 1.59 1960 2.06 2128 2.94 2299 3.91 2478 5.05 2646 6.27 2811 7.55 2964 8.88 3124 10.3
5400 1935 1964 1.83 2054 2.33 2217 3.27 2377 4.26 2543 5.39 2707 6.65 2865 7.97 3017 9.34
5700 2043 2063 2.10 2149 2.62 2307 3.63 2457 4.63 2608 5.76 2770 7.05 2920 8.41 3071 9.82
6000 2150 2163 2.39 2245 2.93 2398 4.02 2537 5.03 2684 6.19 2835 7.48 2983 8.87 3125 10.3
6300 2258 2263 2.71 2341 3.27 2489 4.45 2623 5.48 2762 6.66 2900 7.93 3046 9.36
Static Pr
essur
e (in. wg)
Static Pr
essur
e (Pa x 100)
Volume (cfm x 1000)
3 Volume (m /hr x 1000)
0 2 4 6 8 10 12 14 16
0
5
10
15
20
25
DO
NO
T
SE
LE
CT
T
O
T
H
E
LE
FT
O
F
TH
IS
S
Y
ST
EM
C
U
R
VE
0 1 2 3 4 5 6 7 8 9 10
0
1
2
3
4
5
6
7
8
9
10
11
12
QEI-16II
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m 3
1430
2
3
1801
2062
2444
2797
1
50% WOV
60% WOV
70% WOV
80% WOV
90% WOV
5
3145
7½
10 15
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
900
100 66 71 71 72 66 64 54 47 72
900
100 77 76 70 72 70 66 55 47 74
80 63 67 67 66 63 59 51 42 68 80 75 73 67 67 67 61 52 43 71
60 62 63 63 63 61 57 50 41 65 60 75 73 67 65 65 60 52 43 69
50 63 64 63 62 60 57 50 40 65 50 75 72 67 64 65 59 52 43 68
1250
100 68 70 73 74 71 71 63 55 77
1250
100 80 76 75 77 76 72 64 54 79
80 66 67 71 72 69 67 60 52 74 80 78 74 71 73 73 68 60 51 76
60 67 66 68 68 66 64 57 51 71 60 79 74 71 71 72 66 59 51 75
50 69 68 69 67 65 63 57 51 70 50 78 75 71 70 71 66 59 51 75
1750
100 71 74 78 77 77 76 77 63 83
1750
100 88 81 82 83 81 78 76 63 86
80 67 70 77 74 73 72 68 61 79 80 86 78 77 79 79 75 70 63 83
60 71 72 74 73 72 70 66 60 77 60 86 81 78 77 77 73 68 62 81
50 74 74 76 74 71 70 65 60 77 50 88 82 79 78 77 72 68 62 81
2475
100 79 79 81 86 86 84 86 77 92
2475
100 88 86 86 89 91 87 86 78 95
80 80 75 78 86 84 80 77 71 88 80 86 86 84 84 88 83 79 72 91
60 82 79 78 83 82 78 75 70 86 60 89 90 87 83 86 81 77 71 90
50 82 81 80 83 82 78 74 70 86 50 90 91 87 84 86 81 77 72 89
3145
100 81 84 85 91 91 89 92 87 97
3145
100 92 91 92 94 96 93 93 90 100
80 77 80 81 86 88 85 83 78 92 80 90 93 91 90 93 90 86 80 97
60 81 84 83 83 85 83 81 77 90 60 93 95 93 88 91 88 84 79 95
50 83 86 86 87 85 83 80 77 90 50 94 95 94 90 91 87 83 79 95
Performance Data
Maximum Fan RPM 3145
Specification Data
Maximum Motor
Frame Size
215T
Minimum Motor
Starting hp
1/3 hp .25 kW
Wheel Diameter 20 in. 508 mm
Approximate Weight
(Less Motor & Drives)
240 lbs. 109 kg.
Maximum Bhp = (Fan RPM / 1430) 3
Outlet Velocity (FPM) = CFM / 2.79
Tip Speed (FPM) = Fan RPM x 5.24
% WOV = (CFM x 100) / (Fan RPM x 2.89)
Imperial data —
Metric data