5167540-YIM-H-0518
Johnson Controls Ducted Systems
41
Table 18: ZR037-061 Bottom Duct Application
ZR037 (3.0 Ton) Bottom Duct
ZR049 (4.0 Ton) Bottom Duct
ZR061 (5.0 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 0.932.
4. Field Supplied Drive.
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
FS
4
Standard 1.5 HP & Drive
Hi Static 1.5 HP & Drive
900
544
0.4
632
0.5
708
0.5
774
0.6
834
0.7
889
0.8
941
0.9
993
1.0
1047
1.1
1104
1.2
1000
549
0.4
637
0.5
713
0.5
779
0.6
839
0.7
894
0.8
946
0.9
998
1.0
1052
1.1
1109
1.2
1100
562
0.4
649
0.5
725
0.6
792
0.6
852
0.7
906
0.8
959
0.9
1010
1.0
1064
1.1
1121
1.2
1200
579
0.5
666
0.5
742
0.6
809
0.6
868
0.7
923
0.8
975
0.9
1027
1.0
1081
1.1
1138
1.2
1300
598
0.5
685
0.5
761
0.6
828
0.7
887
0.8
942
0.8
994
0.9
1046
1.0
1100
1.2
1157
1.3
1400
617
0.5
705
0.6
781
0.6
847
0.7
907
0.8
962
0.9
1014
1.0
1066
1.1
1119
1.2
1177
1.3
1500
637
0.6
724
0.6
800
0.7
867
0.8
927
0.8
981
0.9
1034
1.0
1085
1.1
1139
1.2
1196
1.4
FS
4
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 0.932.
4. Field Supplied Drive.
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
Standard 1.5 HP & Drive
Hi Static 1.5 HP & Drive
1200
579
0.5
666
0.5
742
0.6
809
0.6
868
0.7
923
0.8
975
0.9
1027
1.0
1081
1.1
1138
1.2
1300
598
0.5
685
0.5
761
0.6
828
0.7
887
0.8
942
0.8
994
0.9
1046
1.0
1100
1.2
1157
1.3
1400
617
0.5
705
0.6
781
0.6
847
0.7
907
0.8
962
0.9
1014
1.0
1066
1.1
1119
1.2
1177
1.3
1500
637
0.6
724
0.6
800
0.7
867
0.8
927
0.8
981
0.9
1034
1.0
1085
1.1
1139
1.2
1196
1.4
1600
655
0.6
743
0.7
819
0.7
885
0.8
945
0.9
1000
1.0
1052
1.1
1104
1.2
1158
1.3
1215
1.4
1700
672
0.7
760
0.7
836
0.8
902
0.9
962
1.0
1017
1.0
1069
1.1
1121
1.2
1175
1.3
1232
1.5
1800
687
0.7
775
0.8
851
0.9
918
0.9
977
1.0
1032
1.1
1084
1.2
1136
1.3
1190
1.4
1247
1.5
1900
700
0.8
788
0.9
864
0.9
930
1.0
990
1.1
1045
1.2
1097
1.3
1149
1.4
1202
1.5
1260
1.6
2000
711
0.9
798
0.9
874
1.0
941
1.1
1000
1.2
1055
1.2
1107
1.3
1159
1.4
1213
1.6
1270
1.7
FS
4
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 0.932.
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
Standard 1.5 HP & Drive
Hi Static 2 HP & Drive
1500
613
0.5
684
0.6
759
0.7
831
0.7
928
0.8
984
0.9
1042
1.0
1093
1.1
1149
1.2
1201
1.3
1600
629
0.6
700
0.6
775
0.7
847
0.8
929
0.8
985
0.9
1043
1.0
1098
1.1
1154
1.2
1206
1.3
1700
646
0.6
717
0.7
793
0.8
864
0.8
934
0.9
990
1.0
1048
1.1
1106
1.2
1161
1.3
1214
1.4
1800
666
0.7
737
0.7
812
0.8
884
0.9
943
1.0
999
1.1
1057
1.2
1116
1.3
1172
1.4
1224
1.5
1900
687
0.7
758
0.8
833
0.9
905
0.9
954
1.0
1010
1.1
1068
1.2
1128
1.3
1184
1.4
1236
1.5
2000
710
0.8
781
0.9
856
0.9
927
1.0
968
1.1
1024
1.2
1082
1.3
1142
1.4
1198
1.5
1250
1.6
2100
733
0.8
804
0.9
879
1.0
951
1.1
983
1.2
1039
1.3
1097
1.4
1157
1.5
1213
1.6
1265
1.7
2200
758
0.9
828
1.0
904
1.1
947
1.2
1000
1.3
1056
1.4
1116
1.5
1174
1.6
1229
1.7
1281
1.8
2300
783
1.0
854
1.1
929
1.1
964
1.3
1018
1.4
1075
1.5
1133
1.6
1191
1.7
1246
1.8
-
-
2400
809
1.1
879
1.2
932
1.3
983
1.4
1037
1.5
1094
1.6
1152
1.7
1209
1.8
-
-
-
-
2500
835
1.1
906
1.2
951
1.4
1001
1.5
1055
1.6
1112
1.7
1170
1.8
2 HP & Field Supplied Drive