QEI-54 Class I
Performance Data
Maximum Fan RPM | 752 | ||
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Specification Data |
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Maximum Motor | 365T | ||
Frame Size | |||
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Minimum Motor | 10 hp | 7.5 kW | |
Starting hp | |||
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Wheel Diameter | 66 in. | 1676 mm | |
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Approximate Weight | 2900 lbs. | 1315 kg. | |
(Less Motor & Drives) | |||
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Maximum Bhp = (Fan RPM / 197)3 |
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Outlet Velocity (FPM) = CFM / 30.46 |
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Tip Speed (FPM) = Fan RPM x 17.3 |
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%WOV = (CFM x 100) / (Fan RPM x 118) Imperial data — Metric data
Performance Data
Static Pressure (Pa x 100)
14
12
10
8
6
4
2
0
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| RPM |
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| 40 |
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| 50 |
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| 60 |
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| BHP70 |
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| 60% WOV |
| % WOV | 0.075 lb/ft3 |
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| Density |
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| 5 | 30 |
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| Density 1.2 kg/m3 |
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| 70% WOV |
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wg) |
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| V |
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4 |
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| C | U | R |
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| 80% WOV |
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| 752 |
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Pressure |
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| 675 |
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| F | T |
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Static |
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| 613 |
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| 10 |
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| F | T |
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2 |
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| E | L |
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| 536 |
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| 90% WOV | |||||
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| 425 |
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| 00 | D |
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| 40 | 50 | 60 | 70 | 80 | 90 |
Volume (cfm x 1000)
0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 |
Volume (m3/hr x 1000)
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| STATIC PRESSURE (inches wg) |
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CFM | OV | 0.25 | 0.5 |
| 1 |
| 1.5 |
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| 2.5 |
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| 3.5 |
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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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23000 | 755 | 234 | 1.43 | 272 |
| 2.56 | 343 |
| 5.24 |
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27800 | 912 | 268 | 1.99 | 300 |
| 3.21 | 363 |
| 6.20 | 420 |
| 9.54 |
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32600 | 1070 | 304 | 2.73 | 331 |
| 4.05 | 386 |
| 7.25 | 439 |
| 10.9 | 486 |
| 14.8 | 536 |
| 19.4 |
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37400 | 1227 | 341 | 3.68 | 365 |
| 5.13 | 414 |
| 8.50 | 460 |
| 12.5 | 505 |
| 16.7 | 546 |
| 21.2 | 590 |
| 26.2 |
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42200 | 1385 | 379 | 4.87 | 400 |
| 6.44 | 442 |
| 10.0 | 485 |
| 14.1 | 527 |
| 18.8 | 567 |
| 23.6 | 603 |
| 28.5 | 641 |
| 33.9 | 679 |
| 39.7 |
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47000 | 1543 | 418 | 6.32 | 437 |
| 8.05 | 475 |
| 11.8 | 514 |
| 16.2 | 551 |
| 20.9 | 588 |
| 26.1 | 624 |
| 31.5 | 658 |
| 36.9 | 689 |
| 42.6 |
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51800 | 1700 | 457 | 8.06 | 474 |
| 9.94 | 508 |
| 14.0 | 542 |
| 18.4 | 578 |
| 23.4 | 612 |
| 28.8 | 646 |
| 34.5 | 679 |
| 40.4 | 710 |
| 46.4 |
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56600 | 1858 | 497 | 10.1 | 511 |
| 12.2 | 543 |
| 16.4 | 574 |
| 21.1 | 607 |
| 26.3 | 638 |
| 31.8 | 670 |
| 37.8 | 701 |
| 44.0 | 730 |
| 50.4 |
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61400 | 2015 | 536 | 12.5 | 550 |
| 14.7 | 579 |
| 19.3 | 608 |
| 24.2 | 636 |
| 29.5 | 667 |
| 35.3 | 695 |
| 41.3 | 725 |
| 47.8 |
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66200 | 2173 | 576 | 15.3 | 589 |
| 17.7 | 616 |
| 22.6 | 643 |
| 27.7 | 669 |
| 33.2 | 696 |
| 39.1 | 725 |
| 45.4 | 751 |
| 52.0 |
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71000 | 2330 | 616 | 18.5 | 628 |
| 21.1 | 653 |
| 26.2 | 678 |
| 31.6 | 703 |
| 37.4 | 727 |
| 43.4 |
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75800 | 2488 | 656 | 22.2 | 667 |
| 24.9 | 690 |
| 30.4 | 714 |
| 36.0 | 737 |
| 42.0 |
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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 | 75 | 71 | 67 |
| 67 | 60 | 49 | 41 | 34 | 67 |
200 | 80 | 73 | 69 | 66 |
| 66 | 60 | 50 | 43 | 37 | 66 |
60 | 71 | 68 | 66 |
| 66 | 60 | 49 | 41 | 34 | 66 | |
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| ||||||||||
| 50 | 72 | 69 | 66 |
| 66 | 59 | 49 | 42 | 36 | 66 |
| 100 | 80 | 77 | 74 |
| 74 | 66 | 57 | 51 | 47 | 74 |
275 | 80 | 78 | 74 | 74 |
| 71 | 65 | 57 | 50 | 43 | 72 |
60 | 76 | 72 | 73 |
| 71 | 65 | 58 | 51 | 44 | 71 | |
|
| ||||||||||
| 50 | 76 | 72 | 73 |
| 71 | 65 | 58 | 51 | 43 | 71 |
| 100 | 87 | 84 | 80 |
| 79 | 79 | 69 | 60 | 55 | 81 |
375 | 80 | 85 | 82 | 78 |
| 77 | 73 | 66 | 60 | 53 | 78 |
60 | 84 | 80 | 76 |
| 76 | 73 | 67 | 61 | 54 | 77 | |
|
| ||||||||||
| 50 | 84 | 80 | 76 |
| 76 | 72 | 67 | 61 | 55 | 77 |
| 100 | 96 | 94 | 89 |
| 85 | 87 | 79 | 69 | 62 | 90 |
525 | 80 | 95 | 92 | 86 |
| 83 | 79 | 74 | 67 | 61 | 85 |
60 | 93 | 88 | 82 |
| 80 | 78 | 74 | 69 | 64 | 83 | |
|
| ||||||||||
| 50 | 91 | 87 | 81 |
| 80 | 78 | 74 | 69 | 64 | 83 |
| 100 | 100 | 101 | 98 |
| 96 | 93 | 94 | 84 | 69 | 99 |
752 | 80 | 98 | 99 | 96 |
| 93 | 89 | 84 | 78 | 71 | 95 |
60 | 97 | 95 | 92 |
| 89 | 87 | 83 | 79 | 74 | 92 | |
|
| ||||||||||
| 50 | 97 | 95 | 92 |
| 89 | 87 | 83 | 79 | 74 | 92 |
Outlet Sound Power, LWo [dB ref
RPM | % WOV | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | LWoA | |
| 100 | 75 | 72 | 70 | 70 | 63 | 54 | 47 | 40 | 70 | |
200 | 80 | 74 | 71 | 69 | 70 | 63 | 54 | 47 | 40 | 69 | |
60 | 74 | 71 | 69 | 70 | 63 | 55 | 48 | 42 | 69 | ||
| |||||||||||
| 50 | 74 | 71 | 69 | 70 | 64 | 55 | 49 | 42 | 70 | |
| 100 | 82 | 78 | 77 | 75 | 69 | 61 | 53 | 45 | 76 | |
275 | 80 | 81 | 76 | 75 | 73 | 67 | 60 | 52 | 45 | 73 | |
60 | 80 | 75 | 74 | 72 | 67 | 60 | 53 | 45 | 73 | ||
| |||||||||||
| 50 | 81 | 75 | 74 | 73 | 67 | 60 | 53 | 45 | 73 | |
| 100 | 90 | 85 | 84 | 82 | 80 | 70 | 61 | 53 | 84 | |
375 | 80 | 88 | 83 | 83 | 81 | 75 | 68 | 60 | 52 | 81 | |
60 | 88 | 82 | 80 | 79 | 74 | 68 | 61 | 53 | 80 | ||
| |||||||||||
| 50 | 88 | 82 | 80 | 79 | 74 | 68 | 61 | 54 | 79 | |
| 100 | 94 | 93 | 92 | 89 | 88 | 81 | 72 | 64 | 92 | |
525 | 80 | 93 | 91 | 89 | 87 | 82 | 76 | 69 | 62 | 88 | |
60 | 91 | 88 | 87 | 84 | 81 | 76 | 70 | 64 | 86 | ||
| |||||||||||
| 50 | 93 | 89 | 86 | 84 | 80 | 76 | 70 | 65 | 86 | |
| 100 | 98 | 101 | 103 | 100 | 96 | 95 | 86 | 73 | 102 | |
752 | 80 | 98 | 99 | 100 | 97 | 93 | 88 | 81 | 73 | 98 | |
60 | 97 | 97 | 97 | 94 | 90 | 86 | 80 | 74 | 96 | ||
| |||||||||||
| 50 | 98 | 98 | 97 | 94 | 90 | 86 | 81 | 75 | 96 |
48
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