CFM FCU-20 - Manual (Page 12)

12
FCU UTILITY FANS
Tip Speed (FPM) = 5.236 x RPM Outlet: 2.827 sq. ft. inside, 24” x 17.38” outside
Inlet: 3.015 sq. ft. inside, 23.88” dia. outside
Wheel Diameter: 22.5”
Max. RPM:
858
2262
2544
2827
3110
3392
3675
3958
4241
4523
4806
5089
5371
5654
6219
6785
7350
7916
8481
9046
9612
10177
10743
11308
11873
12439
13004
13570
14135
14700
15266
15831
CFM Outlet Vel.
FPM
0.25 SP
RPM BHP
0.375 SP 0.50 SP 0.625 SP
800
900
1000
1100
1200
1300
1400
1500
1600
1700
1800
1900
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
4200
4400
4600
4800
5000
5200
5400
5600
232
236
242
250
259
269
280
291
303
315
328
340
353
379
406
433
460
488
515
543
571
599
628
656
684
713
741
770
798
827
856 0.16
0.19
0.23
0.27
0.32
0.38
0.45
0.52
0.61
0.70
0.81
0.93
1.05
1.35
1.70
2.10
2.57
3.11
3.72
4.40
5.17
6.02
6.96
8.00
9.14
10.38
11.74
13.20
14.79
16.50
18.34
0.75 SP 0.875 SP 1.00 SP
RPM BHP
285
289
294
302
310
320
330
341
352
364
376
401
426
452
479
505
532
560
587
615
643
670
698
726
755
783
811
840
0.31
0.35
0.40
0.47
0.54
0.62
0.71
0.80
0.92
1.04
1.17
1.48
1.84
2.26
2.74
3.29
3.91
4.61
5.40
6.27
7.22
8.28
9.44
10.69
12.07
13.55
15.16
16.89
RPM BHP
328
330
335
341
348
357
366
376
387
398
421
445
470
496
522
548
575
602
629
656
684
712
739
767
795
823
851 0.45
0.50
0.56
0.63
0.72
0.81
0.91
1.03
1.15
1.29
1.61
1.98
2.41
2.91
3.47
4.11
4.82
5.62
6.50
7.48
8.55
9.72
11.00
12.39
13.89
15.51
17.26
RPM BHP
367
368
372
377
384
391
400
409
419
441
464
488
512
538
563
590
616
643
670
697
724
751
779
807
834 0.60
0.67
0.74
0.82
0.92
1.02
1.14
1.27
1.42
1.74
2.12
2.57
3.07
3.65
4.30
5.03
5.84
6.73
7.72
8.81
10.00
11.29
12.69
14.21
15.85
RPM BHP
401
403
406
410
416
424
432
441
460
482
505
529
553
578
604
630
656
682
709
736
763
790
818
845 0.78
0.86
0.94
1.04
1.15
1.27
1.40
1.54
1.88
2.27
2.72
3.24
3.82
4.49
5.23
6.05
6.96
7.96
9.06
10.27
11.57
12.99
14.52
16.18
RPM BHP
434
435
437
442
448
454
462
480
500
521
544
568
592
617
643
669
695
721
748
774
801
829
856 0.99
1.07
1.17
1.27
1.40
1.53
1.68
2.02
2.42
2.88
3.40
4.00
4.67
5.43
6.26
7.19
8.20
9.31
10.53
11.85
13.29
14.83
16.50
RPM BHP
464
465
467
471
477
483
499
518
538
560
583
606
631
656
681
707
733
759
785
812
839 1.21
1.30
1.41
1.53
1.67
1.82
2.17
2.57
3.04
3.57
4.18
4.86
5.63
6.47
7.41
8.44
9.56
10.79
12.13
13.58
15.14
4806
5089
5371
5654
6219
6785
7350
7916
8481
9046
9612
10177
10743
11308
11873
12439
13004
13570
CFM Outlet Vel.
FPM
1.25 SP
RPM BHP
1.50 SP 1.75 SP 2.00 SP
1700
1800
1900
2000
2200
2400
2600
2800
3000
3200
3400
3600
3800
4000
4200
4400
4600
4800 518
520
522
526
538
553
571
590
611
634
657
680
705
730
755
781
807
833
1.71
1.84
1.97
2.12
2.48
2.89
3.37
3.92
4.55
5.25
6.03
6.90
7.86
8.91
10.06
11.31
12.67
14.15
2.50 SP 3.00 SP
RPM BHP
568
570
577
589
603
621
640
660
682
705
728
752
777
802
827
853 2.30
2.46
2.81
3.23
3.72
4.28
4.92
5.64
6.44
7.33
8.31
9.38
10.55
11.83
13.22
14.72
RPM BHP
613
617
625
636
651
668
687
707
729
751
774
798
822
847 2.82
3.17
3.60
4.09
4.66
5.31
6.04
6.86
7.76
8.76
9.85
11.05
12.35
13.76
RPM BHP
656
661
669
682
697
714
732
753
774
796
819
842 3.56
3.99
4.48
5.06
5.72
6.46
7.29
8.21
9.23
10.34
11.55
12.87
RPM BHP
733
736
743
754
767
783
800
819
839 4.83
5.34
5.92
6.59
7.35
8.20
9.14
10.19
11.33
RPM BHP
803
805
811
821
833
847
6.28
6.86
7.53
8.30
9.17
10.13
M MO OD DE EL L:: F FC CU U--2 22 2
M MO OD DE EL L:: F FC CU U--2 22 2
Performance shown is for installation Type B - free inlet, ducted outlet. Power rating (BHP) does not include drive losses.
Performance ratings do not include the effects of appurtenances in the airstream.