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Fan Performance — 50PG09 Horizontal Units
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
2550
408 0.34 491 0.46 564 0.58 630 0.70 691 0.83
2700
422 0.39 503 0.51 573 0.64 638 0.77 698 0.91
2850
437 0.45 515 0.58 583 0.71 646 0.84 705 0.98
3000
451 0.51 527 0.64 594 0.78 655 0.92 712 1.07
3150
466 0.57 540 0.72 605 0.86 665 1.00 721 1.15
3300
481 0.64 553 0.79 617 0.94 675 1.09 730 1.25
3450
496 0.72 566 0.88 628 1.03 686 1.19 739 1.35
3600
512 0.80 579 0.97 640 1.13 696 1.29 749 1.46
3750
527 0.89 593 1.07 653 1.24 708 1.41 759 1.58
3900
543 0.99 607 1.17 665 1.35 719 1.52 770 1.70
4050
559 1.09 621 1.28 678 1.47 731 1.65 780 1.83
4200
575 1.20 635 1.40 691 1.59 743 1.78 792 1.97
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
2550
750 0.97 805 1.12 858 1.27 909 1.42 958 1.58
2700
755 1.05 809 1.20 861 1.35 911 1.51 958 1.67
2850
760 1.13 813 1.28 864 1.44 913 1.60 960 1.77
3000
767 1.22 818 1.37 868 1.54 916 1.70 962 1.88
3150
774 1.31 824 1.47 873 1.64 920 1.81 966 1.99
3300
781 1.41 831 1.58 879 1.75 925 1.92 969 2.11
3450
790 1.52 838 1.69 885 1.86 930 2.04 974 2.23
3600
799 1.63 846 1.81 892 1.99 936 2.17 979 2.36
3750
808 1.75 854 1.93 899 2.12 943 2.31
985 2.50
3900
817 1.88 863 2.07 907 2.26 950 2.45 991 2.65
4050
827 2.02 872 2.21 916 2.40 958 2.60 998 2.80
4200
838 2.16 882 2.36 925 2.56 966 2.76 1006 2.97
LEGEND
Bhp - Brake Horsepower
High Range Motor/Drive Required
NOTES:
1. Motor drive range is 568 to 771 rpm for low range motor/drive and 812 to 1015 rpm
for high range motor/drive. All other rpms require a field‐supplied drive.
2. Maximum continuous bhp is 2.40 for low range motor/drive and 3.70 for high range
motor/drive.
3. See General Fan Performance Notes.
Fan Performance — 50PG12 Horizontal Units
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
3000
464 0.53 538 0.66 604 0.80 664 0.94 721 1.09
3200
484 0.62 556 0.77 619 0.91 678 1.06 733 1.21
3400
505 0.72 574 0.88 636 1.03 692 1.19 746 1.35
3600
526 0.84 593 1.00 652 1.17 708 1.33 759 1.50
3800
548 0.96 611 1.14 670 1.31 723 1.48 774 1.66
4000
569 1.10 631 1.29 687 1.47 739 1.65 789 1.83
4200
591 1.25 650 1.45 705 1.64 756 1.83 804 2.02
4400
613 1.42 670 1.63 723 1.83 773 2.03 820 2.23
4600
635 1.60 690 1.82 742 2.03 790 2.24 836 2.44
4800
657 1.80 710 2.02 761 2.24 808 2.46 853 2.68
5000
680 2.01 731 2.24 780 2.48 826 2.70 870 2.93
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
3000
775 1.24 826 1.40 876 1.56 923 1.73 969 1.90
3200
785 1.37 835 1.53 883 1.70 929 1.88 974 2.06
3400
796 1.51 845 1.68 892 1.86 937 2.04 981 2.22
3600
809 1.67 856 1.84 901 2.03 945 2.21 988 2.40
3800
822 1.84 868 2.02 912 2.21 955 2.40 996 2.59
4000
835 2.02 880 2.21 923 2.40 965 2.60 1006 2.80
4200
850 2.21 893 2.41 936 2.61 976 2.81 1016 3.02
4400
865 2.43 907 2.63 949 2.84 988 3.05
1027 3.26
4600
880 2.65 922 2.86 962 3.08 1001 3.29 1039 3.51
4800
896 2.89 937 3.11 976 3.33 1014 3.56 — —
5000
912 3.15 952 3.38 991 3.61 — — — —
LEGEND
Bhp - Brake Horsepower
High Range Motor/Drive Required
NOTES:
1. Motor drive range is 690 to 893 for low range motor/drive and 852 to 1055 rpm for
high range motor/drive. All other rpms require a field‐supplied drive.
2. Maximum continuous bhp is 3.10 for low range motor/drive and 3.70 for high range
motor/drive.
3. See General Fan Performance Notes.
48/50PG and PM