251934-YTG-G-0708
Johnson Controls Unitary Products
57
ZR180-300 Bottom Duct Application
ZR180 (15 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 0.898.
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
4000
735 1.20 773 1.46 813 1.70 855 1.92 897 2.12 939 2.30 982 2.47 1023 2.63 1064 2.78 1103 2.93 1140 3.07 1175 3.22
4400
767 1.56 805 1.83 845 2.07 886 2.28 929 2.48 971 2.66 1013 2.83 1055 2.99 1096 3.14 1135 3.29 1172 3.44 1207 3.58
4800
802 1.98 840 2.24 880 2.48 921 2.70 963 2.89 1006 3.08 1048 3.25 1090 3.40 1131 3.56 1170 3.70 1207 3.85 1242 3.99
5200
839 2.44 877 2.70 917 2.94 959 3.16 1001 3.35 1043 3.54 1086 3.70 1127 3.86 1168 4.01 1207 4.16 1244 4.31 1279 4.45
5600
879 2.94 917 3.21 957 3.44 998 3.66 1041 3.86 1083 4.04 1125 4.21 1167 4.37 1208 4.52 1247 4.67 1284 4.81 1319 4.96
6000
921 3.49 959 3.76 999 4.00 1040 4.21 1082 4.41 1125 4.59 1167 4.76 1209 4.92 1250 5.07 1289 5.22 1326 5.36 1361 5.51
6400
965 4.09 1003 4.35 1043 4.59 1084 4.81 1126 5.01 1169 5.19 1211 5.36 1253 5.51 1294 5.67 1333 5.81 1370 5.96 1405 6.11
6800
1010 4.72 1049 4.99 1089 5.23 1130 5.44 1172 5.64 1215 5.82 1257 5.99 1299 6.15 1339 6.30 1379 6.45 1416 6.59 1450 6.74
7200
1058 5.40 1096 5.66 1136 5.90 1177 6.12 1220 6.32 1262 6.50 1304 6.67 1346 6.82 1387 6.98 1426 7.12 1463 7.27 1498 7.42
7600
1107 6.11 1145 6.37 1185 6.61 1226 6.83 1269 7.03 1311 7.21 1353 7.38 1395 7.54 1436 7.69 1475 7.84 1512 7.98 1547 8.13
7.5 HP & Field Supplied Drive
ZR240 (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 7.5 HP & Drive
High Static 10 HP & Drive
5200
727 1.51 763 1.95 799 2.36 835 2.75 870 3.10 904 3.42 938 3.70 970 3.93 1001 4.11 1031 4.24 1059 4.32 1085 4.33
5600
750 1.96 786 2.39 822 2.81 857 3.19 892 3.55 927 3.86 960 4.14 993 4.37 1024 4.56 1054 4.69 1082 4.76 1108 4.77
6000
774 2.45 810 2.88 846 3.30 882 3.68 917 4.04 951 4.35 985 4.63 1017 4.86 1048 5.05 1078 5.18 1106 5.25 1132 5.26
6400
800 2.98 836 3.42 872 3.83 908 4.22 943 4.57 977 4.89 1011 5.16 1043 5.40 1074 5.58 1104 5.71 1132 5.78 1158 5.79
6800
828 3.56 864 4.00 899 4.41 935 4.80 970 5.15 1004 5.47 1038 5.74 1070 5.98 1102 6.16 1131 6.29 1159 6.36 1185 6.37
7200
857 4.19 892 4.62 928 5.03 964 5.42 999 5.77 1033 6.09 1067 6.37 1099 6.60 1130 6.79 1160 6.92 1188 6.99 1214 7.00
7600
887 4.86 923 5.29 958 5.71 994 6.09 1029 6.44 1063 6.76 1097 7.04 1129 7.27 1160 7.46 1190 7.59 1218 7.66 1244 7.67
8000
918 5.57 954 6.01 990 6.42 1025 6.81 1060 7.16 1095 7.48 1128 7.75 1161 7.99 1192 8.17 1222 8.30 1249 8.37 1276 8.38
8400
951 6.33 987 6.77 1022 7.18 1058 7.56 1093 7.92 1127 8.23 1161 8.51 1193 8.74 1224 8.93 1254 9.06 1282 9.13 1308 9.14
8800
984 7.13 1020 7.57 1056 7.98 1092 8.36 1127 8.72 1161 9.04 1195 9.31 1227 9.55 1258 9.73 1288 9.86 1316 9.93 1342 9.94
9200
1019 7.97 1055 8.41 1091 8.82 1126 9.21 1162 9.56 1196 9.88 1229 10.15 1262 10.39 1293 10.57 1323 10.70 1351 10.77 1377 10.79
9600
1055 8.85 1091 9.29 1127 9.70 1162 10.09 1197 10.44 1232 10.76 1265 11.04 1298 11.27 1329 11.45
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10000
1092 9.78 1128 10.21 1164 10.62 1199 11.01 1234 11.36
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10 HP & Field Supplied Drive
