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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-60 Class I
Performance Data
MaximumFanRPM 680
Specification Data
MaximumMotor
FrameSize
405T
MinimumMotor
Startinghp
15hp 11 kW
WheelDiameter 73in. 1854 mm
ApproximateWeight
(LessMotor&Drives)
3500lbs. 1588 kg.
MaximumBhp=(FanRPM/167)
3
OutletVelocity(FPM)=CFM/37.23
TipSpeed(FPM)=FanRPMx19.1
%WOV=(CFMx100)/(FanRPMx159)
Imperialdata—Metric data
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
34000 912 242 2.43 271 3.92 328 7.58 380 11.7
40000 1073 276 3.36 300 4.98 349 8.89 397 13.4 439 18.2 484 23.7
46000 1234 310 4.56 331 6.33 374 10.5 417 15.3 458 20.5 494 26.0 534 32.1
52000 1395 345 6.06 364 8.00 402 12.4 440 17.4 477 23.1 514 29.0 547 35.1 580 41.6 615 48.8
58000 1556 381 7.89 398 10.0 432 14.7 465 20.0 500 25.8 533 32.2 566 38.8 596 45.5 625 52.5
64000 1717 417 10.1 432 12.4 463 17.4 493 22.9 525 29.0 556 35.6 586 42.6 616 49.9 644 57.2
70000 1878 454 12.7 467 15.3 495 20.5 523 26.3 551 32.6 580 39.4 609 46.7 636 54.4 663 62.3
76000 2039 490 15.8 502 18.5 529 24.2 555 30.3 579 36.7 606 43.8 632 51.3 659 59.2
82000 2200 527 19.4 538 22.3 562 28.3 586 34.7 610 41.5 634 48.7 659 56.5
88000 2361 564 23.5 575 26.6 597 33.0 619 39.7 642 46.8 663 54.3
94000 2522 601 28.2 611 31.5 631 38.3 652 45.3 673 52.7
100000 2683 638 33.5 647 37.0 666 44.2
InletSoundPower,L
Wi
[dBref10
-12
watts] OutletSoundPower,L
Wo
[dBref10
-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
300
100 85 81 78 78 73 63 56 51 78
300
100 86 82 82 80 75 65 57 50 80
80 83 79 77 75 69 62 55 49 76 80 85 81 80 78 71 64 57 49 78
60 82 77 76 75 69 63 56 49 75 60 85 79 78 77 71 65 57 49 77
50 81 77 76 75 69 63 56 49 75 50 85 79 78 77 71 64 57 50 77
400
100 92 89 84 82 83 72 64 58 86
400
100 92 89 89 86 84 75 66 58 88
80 91 86 82 80 76 70 63 57 82 80 92 87 87 84 78 72 64 56 85
60 89 84 79 79 76 70 65 59 81 60 91 85 84 82 77 72 65 58 83
50 89 83 79 79 75 70 65 59 81 50 91 85 84 82 77 72 65 59 83
500
100 99 96 90 87 89 79 70 63 92
500
100 96 94 94 91 90 82 73 65 94
80 97 93 87 85 81 75 69 63 87 80 95 92 91 88 83 78 70 63 90
60 95 89 83 82 80 75 70 65 85 60 93 90 89 86 82 77 71 65 88
50 94 88 83 82 80 75 70 65 85 50 95 90 88 86 82 77 72 67 88
600
100 101 101 95 91 92 87 76 69 96
600
100 98 99 98 96 93 88 79 71 98
80 99 99 93 89 86 80 74 68 92 80 98 97 95 93 88 83 76 69 94
60 98 96 88 86 84 80 75 70 89 60 96 95 93 91 87 82 77 71 93
50 96 95 88 86 84 80 75 70 89 50 98 96 92 90 87 82 77 72 92
680
100 103 105 99 95 94 92 81 73 100
680
100 100 102 101 100 96 93 84 76 102
80 101 104 97 92 90 85 78 72 96 80 99
101 98 97 92 87 81 73 98
60 99 101 92 89 88 84 79 74 93 60 98 99 95 95 91 87 81 75 96
50 99 99 92 89 88 84 79 74 93 50 100 100 95 94 90 86 81 76 96
75
60
50
40
30
25
20
15
10
680
600
500
400
350
Static Pressure (in. wg)
Static Pressure (Pa x 100)
Volume (cfm x 1000)
0 20 40 60 80 100 120
0 20 40 60 80 100 120 140 160 180 200
3
Volume (m /hr x 1000)
18
16
14
12
10
8
6
4
2
0
8
7
6
5
4
3
2
1
0
60% WOV
70% WOV
80% WOV
90% WOV
RPM
BHP
% WOV
Density 0.075 lb/ft
3
Density 1.2 kg/m
3
D
O
N
O
T
S
E
L
E
C
T
T
O
T
H
E
L
E
F
T
O
F
T
H
I
S
S
Y
S
T
E
M
C
U
R
V
E