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64
Boldface
indicates field-supplied drive is re
q
uired.
1. Recommend using field-supplied fan pulley (part number
KR11AZ606), motor pulley (part number KR11HY191), and belt
(part number KR29AF043) with field-supplied drive.
Table I — 50KCQ A04 - 3 Ton Horizontal Supply
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2
0.4
0.6
0.8
1.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
900
574
0.13
707
0.23
817
0.34
913
0.47
999
0.61
975
597
0.15
727
0.25
835
0.37
929
0.50
1015
0.64
1050
621
0.18
747
0.28
853
0.40
946
0.53
1030
0.68
1125
646
0.20
768
0.31
872
0.43
964
0.57
1047
0.72
1200
671
0.23
790
0.34
892
0.47
982
0.61
1064
0.76
1275
696
0.26
812
0.38
912
0.51
1001
0.65
1082
0.81
1350
723
0.30
835
0.42
933
0.55
1020
0.70
1100
0.86
1425
749
0.34
859
0.46
955
0.60
1040
0.75
1119
0.91
1500
776
0.38
883
0.51
977
0.65
1061
0.80
1138
0.97
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2
1.4
1.6
1.8
2.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
900
1078
0.77
1151
0.93
1220
1.11
1284
1.30
1346
1.49
975
1093
0.80
1165
0.97
1233
1.15
1297
1.33
1358
1.53
1050
1108
0.84
1180
1.01
1247
1.19
1311
1.38
1371
1.58
1125
1123
0.88
1195
1.05
1261
1.23
1325
1.42
1385
1.62
1200
1140
0.92
1210
1.10
1276
1.28
1339
1.47
1399
1.68
1275
1157
0.97
1226
1.15
1292
1.33
1354
1.53
1414
1.73
1350
1174
1.02
1243
1.20
1308
1.39
1370
1.59
1429
1.80
1425
1192
1.08
1260
1.26
1325
1.45
1386
1.65
1444
1.86
1500
1210
1.14
1278
1.33
1342
1.52
1403
1.72
1461
1.93
Medium static 819-1251 RPM, 1.5 BHP max
High static 1035-1466 RPM, 2.0 BHP max
Table J — 50KCQ A04 - 3 TON VERTICAL SUPPLY
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2
0.4
0.6
0.8
1.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
900
594
0.15
740
0.25
867
0.37
981
0.52
1084
0.68
975
618
0.17
758
0.28
881
0.40
991
0.55
1092
0.71
1050
642
0.19
777
0.30
896
0.43
1003
0.58
1102
0.75
1125
668
0.22
797
0.34
912
0.47
1017
0.62
1113
0.79
1200
695
0.25
818
0.37
930
0.51
1032
0.66
1126
0.83
1275
722
0.29
841
0.41
949
0.55
1048
0.71
1140
0.88
1350
750
0.33
864
0.46
968
0.60
1065
0.76
1155
0.93
1425
778
0.37
888
0.50
989
0.65
1083
0.81
1171
0.99
1500
807
0.42
913
0.56
1011
0.71
1103
0.87
1188
1.05
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2
1.4
1.6
1.8
2.0
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
900
1180
0.86
1269
1.05
1354
1.25
1434
1.47
1511
1.70
975
1186
0.89
1275
1.08
1358
1.29
1437
1.51
1513
1.74
1050
1194
0.92
1281
1.12
1363
1.32
1441
1.54
1516
1.78
1125
1204
0.97
1289
1.16
1370
1.37
1447
1.59
1520
1.82
1200
1215
1.01
1298
1.21
1378
1.42
1454
1.64
1526
1.87
1275
1227
1.06
1309
1.26
1387
1.47
1462
1.69
1533
1.92
1350
1240
1.12
1321
1.32
1397
1.53
1471
1.75
1541
1.99
1425
1254
1.18
1333
1.38
1409
1.59
1481
1.82
—
—
1500
1270
1.24
1347
1.45
1421
1.66
1492
1.89
—
—
Medium static 819-1251 RPM, 1.5 BHP max
High static 1035-1466 RPM, 2.0 BHP max
APPENDIX C — FAN PERFORMANCE
Summary of Contents for WeatherMaker 50KCQ A04 Series
Page 34: ...34 Fig 53 RTU Open Overlay for Economizer Wiring ...
Page 35: ...35 Fig 54 VFD Overlay for W2770 Controller Wiring ...
Page 70: ...70 Fig C 50KCQ A04 A05 A06 Control Wiring Diagram 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 71: ...71 Fig D 50KCQ A04 A05 A06 Power Wiring Diagram 208 230 1 60 APPENDIX D WIRING DIAGRAMS ...
Page 72: ...72 Fig E 50KCQ A04 A05 A06 Power Wiring Diagram 208 230 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 73: ...73 Fig F 50KCQ A04 A05 A06 Power Wiring Diagram 460 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 74: ...74 Fig G 50KCQ A04 A05 A06 Power Wiring Diagram 575 3 60 APPENDIX D WIRING DIAGRAMS ...
Page 75: ...75 Fig H 50KCQ Premier Link Control Diagram APPENDIX D WIRING DIAGRAMS ...
Page 76: ...76 Fig I 50KCQ RTU Open Control Diagram APPENDIX D WIRING DIAGRAMS ...