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Performance
Data
Table PD-12 — Belt Drive Evaporator Fan Performance WSC072AD,T Horizontal Configuration (SI)
External Static Pressure (Pascals)
25 50 75 100 125 150 175 200 225 250
m
3
/h RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW RPM kW
1.12 Nom kW Standard Motor & Low Static Drive 1.12 Nom kW Standard Motor & Drive
3260 535 0.21 595 0.26 654 0.32 703 0.36 750 0.42 794 0.48 838 0.55 882 0.61 923 0.67 963 0.73
3670 590 0.29 638 0.34 695 0.40 745 0.46 789 0.51 830 0.58 871 0.65 910 0.72 950 0.79 987 0.86
4080 647 0.38 686 0.43 737 0.49 787 0.57 831 0.64 870 0.70 908 0.76 944 0.84 980 0.92 1015 0.99
4490 703 0.50 740 0.55 781 0.61 828 0.68 872 0.77 911 0.84 948 0.91 983 0.98 1016 1.06 1049 1.14
4890 761 0.64 795 0.70 828 0.76 871 0.83 913 0.91 953 1.00 990 1.08 1023 1.15 1055 1.23 1086 1.31
1.12 Nom kW Standard Motor & Drive 1.12 Nom kW Standard Motor &
Hi Static Drive
External Static Pressure (Pascals)
275 300 325 350 375
m
3
/h RPM kW RPM kW RPM kW RPM kW RPM kW
1.12 Nom kW Standard Motor & Hi Static Drive
3260 1002 0.80 1038 0.87 1073 0.94 1107 1.01 1140 1.09
3670 1025 0.93 1060 1.00 1096 1.07 1129 1.15 1162 1.23
4080 1051 1.07 1085 1.15 1118 1.23 1152 1.31 1185 1.39
4490 1081 1.23 1113 1.31 1146 1.40 1178 1.49 1208 1.57
4890 1117 1.40 1147 1.49 1178 1.59 1206 1.68 1236 1.77
1.50 Nom kW Over-Sized Motor & Hi Static Drive
Notes:
Data Includes Pressure Drop Due To Wet Coils And Filters.
1.12 kW - Fan Motor Heat (kW) = 1.144 x Fan kW + 0.132
1.50 kW - Fan Motor Heat (kW) = 1.178 x Fan kW + 0.464
Factory Supplied Motors, In Commercial Equipment, Are Definite
Purpose Motors, Specifically Designed And Tested To Operate
Reliably And Continuously At All Cataloged Conditions. Using The Full
Horsepower Range Of Our Fan Motors As Shown In Our Tabular Data
Will Not Result In Nuisance Tripping Or Premature Motor Failure. Our
Product’s Warranty Will Not Be Affected.
Table PD-12a — Belt Drive Evaporator Fan Performance WSC072AD,T Horizontal Configuration (IP)
External Static Pressure (Inches of Water)
0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 1.00
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1-1/2 HP Standard Motor & Low Static Drive 1-1/2 HP Standard Motor & Drive
1920 535 0.28 595 0.34 654 0.42 703 0.49 750 0.56 794 0.65 838 0.73 882 0.82 923 0.90 963 0.99
2160 590 0.39 638 0.45 695 0.53 745 0.62 789 0.69 830 0.77 871 0.87 910 0.96 950 1.06 987 1.15
2400 647 0.51 686 0.58 737 0.66 787 0.76 831 0.85 870 0.93 908 1.02 944 1.12 980 1.23 1015 1.33
2640 703 0.67 740 0.74 781 0.82 828 0.92 872 1.03 911 1.13 948 1.22 983 1.31 1016 1.42 1049 1.53
2880 761 0.85 795 0.94 828 1.02 871 1.11 913 1.22 953 1.34 990 1.45 1023 1.55 1055 1.65 1086 1.75
1-1/2 HP Standard Motor & Drive 1-1/2 HP Std Motor & Hi Static Drive
Factory Supplied Motors, In Commercial Equipment, Are Definite Purpose
Motors, Specifically Designed And Tested To Operate Reliably And
Continuously At All Cataloged Conditions. Using The Full Horsepower Range
Of Our Fan Motors As Shown In Our Tabular Data Will Not Result In
Nuisance Tripping Or Premature Motor Failure. Our Product’s Warranty Will
Not Be Affected.
External Static Pressure (Inches of Water)
1.10 1.20 1.30 1.40 1.50
CFM RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
1-1/2 HP Standard Motor & Hi Static Drive
1920 1002 1.08 1038 1.17 1073 1.27 1107 1.36 1140 1.46
2160 1025 1.25 1060 1.34 1096 1.44 1129 1.54 1162 1.65
2400 1051 1.44 1085 1.54 1118 1.64 1152 1.75 1185 1.86
2640 1081 1.65 1113 1.76 1146 1.88 1178 1.99 1208 2.10
2880 1117 1.88 1147 2.00 1178 2.13 1206 2.25 1236 2.38
2 HP Over-Sized Motor & Hi Static Drive
Notes:
Data Includes Pressure Drop Due To Wet Coils And Filters.
1 1/2 HP - Fan Motor Heat (MBH) = 2.915 x Fan BHP + 0.451
2 HP – Fan Motor Heat (MBH) = 3.000 x Fan BHP + 0.500