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251934-YTG-G-0708
Johnson Controls Unitary Products 63
ZF240 (20 Ton) Bottom Duct
Air Flow
(CFM)
Available External Static Pressure - IWG
1
1. Blower performance includes gas heat exchangers and 2” filters. See STATIC RESISTANCE table for additional applications.
2. See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP.
3. kW = BHP x 0.838.
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Standard 5
HP & Field
Supplied
Drive
Standard 5 HP & Drive High Static 7.5 HP & Drive
5200 711 1.47 747 1.92 782 2.34 818 2.73 853 3.09 887 3.42 921 3.70 953 3.94 985 4.13 1014 4.26 1042 4.34 1068 4.35
5600 732 1.89 768 2.33 803 2.76 839 3.15 874 3.51 908 3.84 942 4.12 974 4.36 1005 4.54 1035 4.68 1063 4.75 1089 4.76
6000 754 2.35 790 2.79 826 3.21 862 3.61 897 3.97 931 4.29 965 4.58 997 4.81 1028 5.00 1058 5.14 1086 5.21 1112 5.22
6400 779 2.85 814 3.29 850 3.71 886 4.11 921 4.47 955 4.79 989 5.08 1021 5.31 1052 5.50 1082 5.64 1110 5.71 1136 5.72
6800 804 3.39 840 3.84 876 4.26 912 4.65 947 5.01 981 5.34 1015 5.62 1047 5.86 1078 6.05 1108 6.18 1136 6.26 1162 6.27
7200 832 3.98 868 4.43 903 4.85 939 5.24 974 5.60 1008 5.93 1042 6.21 1074 6.45 1105 6.64 1135 6.77 1163 6.85 1189 6.86
7600 860 4.62 896 5.06 932 5.49 967 5.88 1002 6.24 1037 6.56 1070 6.85 1103 7.09 1134 7.27 1164 7.41 1192 7.48 1218 7.49
8000 890 5.30 926 5.74 962 6.17 997 6.56 1032 6.92 1067 7.24 1100 7.53 1133 7.77 1164 7.95 1194 8.09 1222 8.16 1248 8.17
8400 921 6.02 957 6.47 993 6.89 1028 7.28 1064 7.64 1098 7.97 1131 8.25 1164 8.49 1195 8.68 1225 8.81 ----
8800 954 6.79 989 7.24 1025 7.66 1061 8.05 1096 8.41 1130 8.74 ------------
9200 987 7.60 1023 8.05 1059 8.47 1094 8.86 - - --------------
9600 1021 8.45 1057 8.90 --------------------
100005464.895645.11--------------------
High Static 7.5 HP & Field Supplied Drive