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Fan Performance — 50PG03 Vertical 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
600
402 0.05 549 0.10 664 0.15 761 0.21 847 0.27
650
407 0.06 553 0.11 667 0.17 764 0.23 850 0.29
700
413 0.06 556 0.12 670 0.18 767 0.24 853 0.31
750
418 0.07 560 0.13 673 0.19 770 0.25 856 0.32
800
425 0.07 565 0.13 677 0.20 773 0.27 859 0.34
850
431 0.08 569 0.14 681 0.21 776 0.28 862 0.36
900
438 0.09 574 0.15 685 0.23 780 0.30 865 0.38
950
446 0.10 579 0.17 689 0.24 784 0.32 868 0.40
1000
454 0.11 585 0.18 693 0.25 787 0.33 872 0.42
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
600
925 0.34 997 0.41 1064 0.48 1126 0.55 1186 0.63
650
928 0.36 999 0.43 1066 0.50 1129 0.58 1188 0.66
700
930 0.38 1002 0.45 1069 0.53 1131 0.61 1191 0.69
750
933 0.40 1005 0.47 1071 0.55 1134 0.63 1193 0.72
800
936 0.42 1007 0.49 1074 0.58 1136 0.66 1196 0.75
850
939 0.44 1010 0.52 1077 0.60 1139 0.69 1198 0.78
900
942 0.46 1013 0.54 1079 0.63 1142 0.72 1201 0.81
950
945 0.48 1016 0.57 1082 0.66 1145 0.75 1204 0.84
1000
948 0.50 1019 0.59 1085 0.68 1147 0.78 — —
LEGEND
Bhp - Brake Horsepower
NOTES:
1. Motor drive range is 482 to 736 rpm for low range motor/drive and 656 to 1001 rpm
for high range motor/drive. All other rpms require a field‐supplied drive.
2. Maximum continuous bhp is 0.85 for low range motor/drive and 0.85 for high range
motor/drive.
3. See General Fan Performance Notes.
Fan Performance — 50PG04 Vertical 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
900
438 0.09 574 0.15 685 0.23 780 0.30 865 0.38
950
446 0.10 579 0.17 689 0.24 784 0.32 868 0.40
1000
454 0.11 585 0.18 693 0.25 787 0.33 872 0.42
1050
462 0.12 590 0.19 698 0.27 791 0.35 875 0.44
1100
471 0.13 596 0.20 703 0.28 796 0.37 879 0.46
1150
480 0.14 603 0.21 708 0.30 800 0.39 883 0.48
1200
489 0.15 610 0.23 713 0.32 805 0.41 887 0.50
1250
499 0.16 617 0.24 719 0.33 809 0.43 891 0.53
1300
509 0.18 624 0.26 725 0.35 814 0.45 896 0.55
1350
519 0.19 632 0.28 731 0.37 820 0.47 900 0.57
1400
529 0.21 639 0.29 737 0.39 825 0.49 905 0.60
1450
540 0.22 648 0.31 744 0.41 831 0.52 910 0.63
1500
551 0.24 656 0.33 751 0.43 837 0.54 915 0.65
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
900
942 0.46 1013 0.54 1079 0.63 1142 0.72 1201 0.81
950
945 0.48 1016 0.57 1082 0.66 1145 0.75 1204 0.84
1000
948 0.50 1019 0.59 1085 0.68 1147 0.78 — —
1050
952 0.53 1022 0.62 1088 0.71 1150 0.81 — —
1100
955 0.55 1026 0.65 1091 0.74 1153 0.84 — —
1150
959 0.57 1029 0.67 1095 0.77 — — — —
1200
962 0.60 1032 0.70 1098 0.80 — — — —
1250
966 0.63 1036 0.73 1101 0.83 — — — —
1300
970 0.65 1040 0.76 — — — — — —
1350
975 0.68 1044 0.79 — — — — — —
1400
979 0.71 1048 0.82 — — — — — —
1450
984 0.74 1052 0.85 — — — — — —
1500
988 0.77 — — — — — — — —
LEGEND
Bhp - Brake Horsepower
NOTES:
1. Motor drive range is 482 to 736 rpm for low range motor/drive and 796 to 1128 rpm
for high range motor/drive. All other rpms require a field‐supplied drive.
2. Maximum continuous bhp is 0.85 for low range motor/drive and 0.85 for high range
motor/drive.
3. See General Fan Performance Notes.
48/50PG and PM