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Table 7 — 50RTG07 Blower Performance
LEGEND
NOTES:
1. Fan BHP includes drive losses.
2. Region “A” is standard drive package.
3. Regions “B” and “C” require optional drive packages.
4. Region “D” represents oversized motor and special sheaves.
5. For applications requiring higher static pressures, contact your local representative.
Table 8 — 50RTG08 Blower Performance
LEGEND
NOTES:
1. Fan BHP includes drive losses.
2. Region “A” is standard drive package.
3. Regions “B” and “C” require optional drive packages.
4. Region “D” represents oversized motor and special sheaves.
5. For applications requiring higher static pressures, contact your local representative.
SCFM
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5
1950
BHP 0.42 0.46 0.51 0.56 0.62 0.67 0.73 0.78
RPM 620 664 707 750 792 832 870 908 Operation Not Recommended
Turns Out 4.5 3.5 2.5 4.5 3.5 2.5 2.0 1.5
2200
BHP 0.56 0.62 0.67 0.73 0.78 0.85 0.90 0.97 1.03 1.10 1.17
RPM 675 716 755 793 831 869 905 941 975 1007 1038
Turns Out 3 2.0 4.5 3.5 3.0 2.0 1.5 0.5 5.0 3.0 2.5
2400
BHP 0.70 0.76 0.83 0.88 0.95 1.00 1.07 1.14 1.21 1.28 1.34 1.41
RPM 721 758 795 830 865 900 935 969 1002 1034 1066 1097
Turns Out 2.0 4.5 3.5 3.0 2.0 1.5 0.5 0.0 4.5 4.0 3.5 3.0
2600
BHP 0.87 0.94 0.99 1.06 1.12 1.19 1.25 1.33 1.40 1.47 1.55 1.63 1.69 1.77
RPM 765 800 835 868 901 933 965 997 1029 1060 1090 1120 1149 1178
Turns Out 4 3.5 3.0 2.0 1.5 0.5 0.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5
2800
BHP 1.07 1.13 1.20 1.27 1.33 1.40 1.47 1.54 1.62 1.69 1.77 1.86 1.94 2.01
RPM 812 845 877 908 939 970 1000 1030 1059 1089 1118 1147 1175 1203
Turns Out 3.5 2.5 2.0 1.5 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0
3000
BHP 1.28 1.35 1.42 1.50 1.56 1.64 1.72 1.79 1.87 1.95 2.02 2.11 2.20 2.28
RPM 857 889 919 949 978 1007 1035 1064 1091 1119 1147 1174 1202 1228
Turns Out 2.5 1.5 1.0 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 1.0
3250
BHP 1.60 1.67 1.75 1.83 1.90 1.98 2.06 2.13 2.22 2.30 2.39 2.48 2.56 2.65
RPM 915 945 974 1001 1029 1056 1082 1109 1135 1161 1187 1212 1238 1263
Turns Out 1.0 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.5 2.0 1.5 1.0 1.0 0.5
BHP — Brake Horsepower
SCFM — Standard Cubic Feet Per Minute
SCFM
AIRFLOW
EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5
2400
BHP 0.40 0.45 0.50 0.55 0.61 0.66 0.72 0.77 0.83 0.87 0.91 0.98 1.03 1.10
RPM 482 521 559 594 629 661 693 723 751 779 806 832 858 883
Turns Out 4.5 3.5 2.0 4.5 3.5 2.5 1.5 1.0 0.0 4.5 4.0 3.5 3.0 2.5
2650
BHP 0.51 0.56 0.62 0.67 0.74 0.79 0.86 0.91 0.98 1.05 1.10 1.16 1.21 1.27
RPM 514 550 585 619 651 683 713 742 770 797 823 848 872 895
Turns Out 4 2.5 4.5 3.5 3.0 2.0 1.0 0.5 4.5 4.0 3.5 3.0 2.5 2.0
2900
BHP 0.64 0.69 0.76 0.83 0.88 0.95 1.01 1.08 1.14 1.22 1.29 1.35 1.42 1.49
RPM 549 583 615 647 677 707 736 764 791 818 843 868 894 915
Turns Out 2.5 4.5 4.0 3.0 2.0 1.5 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0
3200
BHP 0.81 0.88 0.95 1.02 1.09 1.16 1.23 1.30 1.38 1.45 1.52 1.60 1.67 1.74
RPM 588 619 649 679 707 735 763 789 815 841 865 890 913 936
Turns Out 5 3.5 3.0 2.0 1.5 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5
3450
BHP 1.00 1.07 1.14 1.21 1.29 1.36 1.44 1.52 1.60 1.67 1.75 1.83 1.90 1.99
RPM 623 652 681 709 736 763 789 814 839 863 887 911 934 956
Turns Out 3.5 3.0 2.0 1.5 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0
3700
BHP 1.20 1.28 1.35 1.43 1.51 1.60 1.67 1.75 1.84 1.91 2.00 2.08 2.17 2.26
RPM 657 685 712 739 764 790 815 839 863 886 909 932 954 976
Turns Out 2.5 2.0 1.0 0.5 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5
4000
BHP 1.47 1.56 1.64 1.73 1.82 1.89 1.98 2.07 2.16 2.24 2.33 2.42 2.51 2.61
RPM 699 725 750 775 799 823 847 870 892 915 937 958 980 1001
Turns Out 1.5 1.0 0.0 5.0 4.5 4.0 3.5 3.0 2.5 2.0 1.5 1.0 0.5 0.0
BHP — Brake Horsepower
SCFM — Standard Cubic Feet Per Minute
D
A
B
C
D
A
B
C