QEI-33 Class I & QEI-L
Performance Data
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Fan RPM | QEI |
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Specification Data |
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Motor |
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QEI |
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Frame Size |
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Minimum Motor |
| 11⁄2 hp | 1.1 kW | |||
Starting hp |
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Wheel Diameter | 40.25 in. | 1022 mm | ||||
Approximate Weight | 730 lbs. | 332 kg. | ||||
(Less Motor & Drives) | QEI | 990 lbs. | 449 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 26.7) Imperial data — Metric data
Performance Data
Static Pressure (Pa x 100)
14
12
10
8
6
4
2
0
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| 25 | 60% WOV | BHP |
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| % WOV | 0.075 lb/ft3 | ||||||
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| Density | |
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| Density 1.2 kg/m3 | |
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| 70% WOV |
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wg) |
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| 80% WOV | ||
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(in. |
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Pressure |
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Static |
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2 |
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| 90% WOV | |||
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| 16 | 20 | 24 | 28 | 32 |
Volume (cfm x 1000)
0 | 10 | 20 | 30 | 40 | 50 |
Volume (m3/hr x 1000)
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| STATIC PRESSURE (inches wg) |
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CFM | OV | 0.25 | 0.5 |
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| RPM | BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP | RPM |
| BHP |
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8400 | 745 | 379 | 0.52 | 444 |
| 0.93 | 562 |
| 1.93 |
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10200 | 905 | 435 | 0.72 | 489 |
| 1.17 | 593 |
| 2.27 | 687 |
| 3.52 |
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12000 | 1064 | 494 | 0.99 | 539 |
| 1.48 | 631 |
| 2.67 | 717 |
| 4.02 | 795 |
| 5.48 |
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13800 | 1224 | 556 | 1.35 | 595 |
| 1.88 | 675 |
| 3.13 | 753 |
| 4.60 | 827 |
| 6.17 | 893 |
| 7.81 | 966 |
| 9.68 |
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15600 | 1384 | 618 | 1.79 | 653 |
| 2.37 | 723 |
| 3.69 | 793 |
| 5.22 | 862 |
| 6.93 | 927 |
| 8.71 | 988 |
| 10.6 | 1050 |
| 12.6 | 1113 |
| 14.7 |
17400 | 1543 | 682 | 2.32 | 714 |
| 2.96 | 776 |
| 4.37 | 840 |
| 5.97 | 902 |
| 7.74 | 963 |
| 9.66 | 1022 |
| 11.6 | 1077 |
| 13.7 | 1129 |
| 15.8 |
19200 | 1703 | 747 | 2.97 | 775 |
| 3.67 | 832 |
| 5.17 | 888 |
| 6.83 | 947 |
| 8.67 | 1003 |
| 10.7 | 1058 |
| 12.8 | 1112 |
| 15.0 | 1163 |
| 17.2 |
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21000 | 1863 | 812 | 3.74 | 837 |
| 4.50 | 889 |
| 6.08 | 940 |
| 7.83 | 994 |
| 9.75 | 1045 |
| 11.8 | 1098 |
| 14.0 | 1149 |
| 16.3 | 1198 |
| 18.7 |
22800 | 2023 | 878 | 4.64 | 900 |
| 5.46 | 948 |
| 7.16 | 996 |
| 8.99 | 1042 |
| 10.9 | 1093 |
| 13.1 | 1140 |
| 15.3 | 1189 |
| 17.8 |
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24600 | 2182 | 944 | 5.69 | 965 |
| 6.56 | 1009 |
| 8.38 | 1053 |
| 10.3 | 1097 |
| 12.4 | 1141 |
| 14.5 | 1188 |
| 16.9 | 1231 |
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26400 | 2342 | 1010 | 6.89 | 1029 |
| 7.83 | 1070 |
| 9.75 | 1111 |
| 11.8 | 1153 |
| 13.9 | 1192 |
| 16.2 |
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28200 | 2502 | 1076 | 8.25 | 1094 |
| 9.25 | 1132 |
| 11.3 | 1171 |
| 13.4 | 1209 |
| 15.6 |
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| Inlet Sound Power, LWi | [dB ref |
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RPM | % WOV | 1 | 2 | 3 |
| 4 | 5 | 6 | 7 | 8 | LWiA |
| 100 | 68 | 68 | 62 |
| 60 | 61 | 48 | 39 | 32 | 64 |
300 | 80 | 66 | 66 | 60 |
| 60 | 60 | 49 | 40 | 34 | 62 |
60 | 62 | 65 | 59 |
| 60 | 60 | 49 | 39 | 32 | 62 | |
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| 50 | 65 | 66 | 60 |
| 60 | 60 | 49 | 39 | 33 | 62 |
| 100 | 74 | 76 | 71 |
| 70 | 70 | 59 | 50 | 45 | 73 |
450 | 80 | 71 | 75 | 68 |
| 70 | 66 | 58 | 51 | 44 | 70 |
60 | 69 | 72 | 66 |
| 70 | 65 | 59 | 52 | 45 | 70 | |
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| 50 | 69 | 72 | 66 |
| 70 | 65 | 58 | 52 | 44 | 70 |
| 100 | 83 | 81 | 78 |
| 74 | 73 | 74 | 59 | 54 | 79 |
600 | 80 | 79 | 80 | 75 |
| 72 | 72 | 66 | 60 | 53 | 76 |
60 | 78 | 79 | 73 |
| 70 | 71 | 66 | 60 | 54 | 75 | |
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| 50 | 78 | 79 | 73 |
| 70 | 71 | 66 | 60 | 54 | 75 |
| 100 | 84 | 93 | 88 |
| 83 | 79 | 84 | 70 | 62 | 88 |
850 | 80 | 82 | 92 | 85 |
| 80 | 78 | 74 | 67 | 61 | 84 |
60 | 81 | 90 | 80 |
| 76 | 75 | 73 | 68 | 63 | 81 | |
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| 50 | 81 | 88 | 80 |
| 75 | 75 | 73 | 68 | 63 | 81 |
| 100 | 88 | 98 | 95 |
| 94 | 90 | 88 | 90 | 75 | 97 |
1234 | 80 | 86 | 96 | 93 |
| 91 | 88 | 84 | 78 | 72 | 93 |
60 | 86 | 95 | 88 |
| 87 | 84 | 82 | 77 | 73 | 90 | |
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| 50 | 86 | 95 | 88 |
| 87 | 84 | 82 | 77 | 73 | 90 |
Outlet Sound Power, LWo [dB ref
RPM | % WOV | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | LWoA | |
| 100 | 71 | 67 | 64 | 64 | 64 | 52 | 45 | 38 | 67 | |
300 | 80 | 68 | 68 | 63 | 63 | 63 | 52 | 45 | 38 | 66 | |
60 | 67 | 68 | 62 | 63 | 63 | 52 | 46 | 39 | 66 | ||
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| 50 | 68 | 69 | 62 | 63 | 64 | 53 | 46 | 40 | 66 | |
| 100 | 80 | 76 | 73 | 72 | 71 | 62 | 54 | 46 | 74 | |
450 | 80 | 77 | 76 | 70 | 71 | 68 | 61 | 54 | 46 | 72 | |
60 | 77 | 76 | 68 | 70 | 67 | 60 | 54 | 46 | 71 | ||
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| 50 | 78 | 76 | 69 | 70 | 68 | 60 | 54 | 46 | 72 | |
| 100 | 88 | 82 | 79 | 80 | 76 | 74 | 61 | 54 | 81 | |
600 | 80 | 86 | 82 | 77 | 78 | 75 | 68 | 61 | 53 | 79 | |
60 | 85 | 82 | 75 | 75 | 73 | 67 | 61 | 53 | 78 | ||
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| 50 | 84 | 82 | 75 | 75 | 73 | 67 | 61 | 54 | 77 | |
| 100 | 85 | 90 | 87 | 88 | 83 | 83 | 74 | 65 | 90 | |
850 | 80 | 84 | 90 | 84 | 85 | 80 | 76 | 70 | 62 | 86 | |
60 | 84 | 88 | 82 | 83 | 78 | 75 | 69 | 64 | 84 | ||
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| 50 | 86 | 89 | 82 | 82 | 78 | 75 | 69 | 64 | 84 | |
| 100 | 91 | 95 | 97 | 99 | 94 | 91 | 91 | 78 | 100 | |
1234 | 80 | 89 | 95 | 94 | 96 | 91 | 87 | 82 | 74 | 97 | |
60 | 92 | 93 | 92 | 93 | 88 | 85 | 80 | 74 | 94 | ||
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| 50 | 94 | 94 | 92 | 93 | 88 | 85 | 80 | 75 | 94 |
38
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