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251934-YTG-J-0910
Johnson Controls Unitary Products 61
ZF300 (25 Ton) Side Duct
Air Flow
(CFM)
Available External Static Pressure - IWG
1
0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Low Static 7.5 HP &
Field Supplied Drive
Low Static 7.5 HP & Drive
6600 760 2.51 793 3.11 824 3.68 856 4.23 887 4.74 919 5.23 950 5.70 983 6.15
7000 775 2.99 808 3.60 839 4.17 871 4.71 902 5.22 934 5.72 966 6.19 998 6.64
7400 792 3.51 824 4.11 856 4.69 887 5.23 918 5.74 950 6.24 982 6.70 1014 7.16
Standard 10 HP & Drive
7800 809 4.07 841 4.67 873 5.24 904 5.78 935 6.30 967 6.79 999 7.26 1031 7.71
8200 826 4.66 859 5.27 890 5.84 922 6.38 953 6.89 985 7.39 1016 7.86 1049 8.31
8600 845 5.30 877 5.90 909 6.47 940 7.01 972 7.53 1003 8.02 1035 8.49 1067 8.94
9000 864 5.97 896 6.57 928 7.14 960 7.69 991 8.20 1022 8.69 1054 9.16 1087 9.61
9400 884 6.68 916 7.28 948 7.86 980 8.40 1011 8.91 1042 9.41 1074 9.88 1107 10.33
9800 905 7.43 937 8.04 969 8.61 1000 9.15 1032 9.67 1063 10.16 1095 10.63 1127 11.08
10200 926 8.22 958 8.83 990 9.40 1021 9.94 1053 10.46 1084 10.95 1116 11.42 1148 11.87
10600 948 9.05 980 9.66 1012 10.23 1043 10.77 1075 11.29 1106 11.78 1138 12.25 1170 12.70
11000 970 9.92 1003 10.52 1034 11.09 1066 11.64 1097 12.15 1128 12.64 1160 13.11 1193 13.56
11400 993 10.82 1025 11.43 1057 12.00 1089 12.54 1120 13.06 1151 13.55 1183 14.02 1216 14.47
11800 1017 11.76 1049 12.37 1081 12.94 1112 13.48 1143 14.00 1175 14.49 1207 14.96 1239 15.41
12200 1040 12.74 1073 13.34 1104 13.91 1136 14.46 1167 14.97 1199 15.46 1231 15.93 1263 16.38
12600 1065 13.75 1097 14.35 1129 14.92 1160 15.47 1192 15.98 1223 16.47 1255 16.94 - -
High Static 15 HP & Drive
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 0.82.
2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Standard 10 HP & Drive High Static 15 HP & Drive
6600 1016 6.59 1050 7.00 1086 7.41 1123 7.81 1161 8.19 1202 8.58 1244 8.95 1289 9.33
7000 1031 7.07 1065 7.49 1101 7.89 1138 8.29 1176 8.68 1217 9.06 1259 9.44 1304 9.82
7400 1047 7.59 1081 8.01 1117 8.41 1154 8.81 1192 9.20 1233 9.58 1275 9.96 1320 10.34
7800 1064 8.14 1098 8.56 1134 8.97 1171 9.36 1209 9.75 1250 10.13 1292 10.51 1337 10.89
8200 1082 8.74 1116 9.16 1152 9.56 1189 9.96 1227 10.35 1268 10.73 1310 11.11 1355 11.49
8600 1101 9.37 1135 9.79 1170 10.20 1207 10.59 1246 10.98 1286 11.36 1329 11.74 1374 12.12
9000 1120 10.05 1154 10.46 1189 10.87 1226 11.27 1265 11.65 1305 12.04 1348 12.41 1393 12.79
9400 1140 10.76 1174 11.18 1209 11.58 1246 11.98 1285 12.37 1325 12.75 1368 13.13 1413 13.51
9800 1160 11.51 1195 11.93 1230 12.33 1267 12.73 1306 13.12 1346 13.50 1389 13.88 1434 14.26
10200 1182 12.30 1216 12.72 1251 13.12 1288 13.52 1327 13.91 1367 14.29 1410 14.67 1455 15.05
10600 1204 13.13 1238 13.55 1273 13.95 1310 14.35 1349 14.74 1389 15.12 1432 15.50 1477 15.88
11000 1226 14.00 1260 14.41 1296 14.82 1332 15.22 1371 15.60 1412 15.99 1454 16.36 1499 16.74
11400 1249 14.90 1283 15.32 1318 15.72 1355 16.12 1394 16.51 1434 16.89 ----
11800 1272 15.84 1306 16.26 1342 16.66 1379 17.06 --------
12200 1296 16.82 1330 17.23 ------------
12600 ----------------
High Static 15 HP & Field Supplied Drive