Carrier 50KC04-06 Service And Maintenance Instructions page 63

Single package rooftop electric cooling units with optional electric heat with refrigerant
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CFM
0.2
RPM
900
671
975
705
1050
740
1125
776
1200
813
1275
851
1350
888
1425
927
1500
965
CFM
1.2
RPM
900
1140
975
1162
1050
1186
1125
1210
1200
1236
1275
1262
1350
1289
1425
1317
1500
1345
Boldface indicates field-supplied drive is required.
NOTES:
1. For more information, see General Fan Performance Notes on
page 59.
2. Recommend using field-supplied fan pulley (part number
KR11AZ506), motor pulley (part number KR11HY181), and belt
(part number KR30AE041) with field-supplied drive.
Table I — 50KC**05 4 Ton Horizontal Supply (3 Phase)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
BHP
RPM
BHP
0.23
790
0.34
0.28
820
0.39
0.33
851
0.45
0.38
883
0.51
0.45
916
0.58
0.52
949
0.66
0.60
984
0.75
0.69
1019
0.84
0.78
1054
0.94
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
BHP
RPM
BHP
0.92
1210
1.10
0.99
1232
1.16
1.06
1254
1.24
1.14
1278
1.33
1.23
1302
1.42
1.33
1328
1.52
1.44
1354
1.63
1.55
1380
1.75
1.68
1408
1.88
0.6
RPM
BHP
RPM
892
0.47
982
919
0.52
1007
947
0.58
1034
977
0.65
1061
1007
0.73
1089
1038
0.81
1118
1069
0.90
1148
1102
1.00
1179
1135
1.11
1210
1.6
RPM
BHP
RPM
1276
1.28
1339
1297
1.35
1360
1319
1.43
1381
1342
1.52
1403
1365
1.62
1425
1390
1.72
1449
1415
1.84
1473
1441
1.96
1498
1467
2.10
1524
Medium static 920-1303 RPM, 1.7 BHP max
High static 1208-1550 RPM, 2.9 BHP max
63
0.8
1.0
BHP
RPM
0.61
1064
0.67
1088
0.73
1113
0.80
1138
0.89
1165
0.97
1192
1.07
1221
1.18
1250
1.29
1280
1.8
2.0
BHP
RPM
1.47
1399
1.55
1419
1.63
1439
1.72
1461
1.82
1483
1.93
1505
2.05
1529
2.18
2.32
BHP
0.76
0.82
0.89
0.97
1.05
1.15
1.25
1.36
1.48
BHP
1.68
1.75
1.84
1.93
2.04
2.15
2.27

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