Carrier 48/50PM C16-28 User Manual
Page 176

176
Fan Rpm at Motor Pulley Settings* − 48/50PG
UNIT
48/50PG
DRIVE
MOTOR PULLEY TURNS OPEN
0
1
/
2
1
1
1
/
2
2
2
1
/
2
3
3
1
/
2
4
4
1
/
2
5
03
Low
736
710
685
660
634
609
583
558
533
507
482
High
1001
966
932
897
863
828
794
759
725
690
656
04
Low
736
710
685
660
634
609
583
558
533
507
482
High
1128
1095
1062
1028
995
962
929
896
863
829
796
05
Low
910
878
847
815
784
753
721
690
659
627
596
High
1173
1139
1104
1070
1035
1001
966
932
897
863
828
06
Low
978
949
920
891
863
834
805
776
748
719
690
High
1261
1227
1194
1161
1128
1095
1062
1028
995
962
929
07
Low
1128
1095
1062
1028
995
962
929
896
863
829
796
High
1438
1409
1380
1351
1323
1294
1265
1236
1208
1179
1150
08
Low
771
751
731
710
690
670
649
629
609
589
568
High
1015
994
974
954
934
913
893
873
852
832
812
09
Low
771
751
731
710
690
670
649
629
609
589
568
High
1015
994
974
954
934
913
893
873
852
832
812
12
Low
893
873
852
832
812
791
771
751
731
710
690
High
1055
1035
1015
994
974
954
934
913
893
873
852
14
Low
893
873
852
832
812
791
771
751
731
710
690
High
1055
1035
1015
994
974
954
934
913
893
873
852
*Approximate fan rpm shown, based on 1725 rpm motor.
NOTE: Factory speed setting is at 5 turns open.
Fan RPM at Motor Pulley Settings* − 48PM16−28
UNIT 48PM
DRIVE
MOTOR PULLEY TURNS OPEN
0
1/2
1
1-1/2
2
2-1/2
3
3-1/2
4
4-1/2
5
5-1/2
6
PM16, 20
and 24
(230 and
460 volt)
Vertical
Low
685
706
727
749
770
791
812
833
854
876
897
918
939
Mid-
Low
949
970
992
1013
1035
1056
1078
1099
1120
1142
1163
1185
1206
Mid-
High
941
961
980
1000
1019
1039
1059
1078
1098
1117
1137
1156
1176
High
1014
1038
1061
1085
1108
1132
1156
1179
1203
1226
1250
1273
1297
Horizontal
Low
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Mid-
Low
896
924
951
979
1006
1034
1062
1089
1117
1144
1172
1199
1227
Mid-
High
1113
1138
1163
1188
1213
1238
1264
1289
1314
1339
1364
1389
1414
High
1096
1116
1137
1157
1177
1197
1218
1238
1258
1278
1299
1319
1339
PM16, 20
and 24
(575 volt)
Vertical
Low
751
768
785
802
819
836
853
869
886
903
920
937
954
Mid-
Low
949
970
992
1013
1035
1056
1078
1099
1120
1142
1163
1185
1206
Mid-
High
941
961
980
1000
1019
1039
1059
1078
1098
1117
1137
1156
1176
High
1014
1038
1061
1085
1108
1132
1156
1179
1203
1226
1250
1273
1297
Horizontal
Low
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
n/a
Mid-
Low
873
893
912
932
951
971
991
1010
1030
1049
1069
1088
1108
Mid-
High
1113
1138
1163
1188
1213
1238
1264
1289
1314
1339
1364
1389
1414
High
1096
1116
1137
1157
1177
1197
1218
1238
1258
1278
1299
1319
1339
28
(all
voltages)
Vertical
Low
687
703
718
734
749
765
780
796
811
827
842
858
873
Mid-
Low
805
822
839
856
872
889
906
923
940
957
973
990
1007
Mid-
High
941
961
980
1000
1019
1039
1059
1078
1098
1117
1137
1156
1176
High
1014
1038
1061
1085
1108
1132
1156
1179
1203
1226
1250
1273
1297
Horizontal
Low
687
703
718
734
749
765
780
796
811
827
842
858
873
Mid-
Low
805
822
839
856
872
889
906
923
940
957
973
990
1007
Mid-
High
941
961
980
1000
1019
1039
1059
1078
1098
1117
1137
1156
1176
High
1014
1038
1061
1085
1108
1132
1156
1179
1203
1226
1250
1273
1297
LEGEND
n/a - not available
* Approximate fan rpm shown.
NOTE: Factory pulley speed setting is at 3 turns open.
48/50PG and PM