Carrier 50PG20-28 Controls, Start-Up, Operation, Service And Troubleshooting Instructions page 8

AIRFLOW
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000
Table 4 -- Fan Performance -- 48PGE20 -- Vertical Supply/Return Units
0.2
Rpm Bhp
607 1,53
652 1.90
699 2.32
746 2.79
794 3.33
842 3.93
891 4.59
940 5.32
990 6.12
Rpm
677
719
763
8O7
851
897
943
AVAILABLE EXTERNAL STATIC PRESSURE(in. wg)
0.4 0.6 0.8
Bhp Rpm Bhp Rpm
1.80 740 206 797
219 779 247 833
A
263 A 819 293 872
312 861 344 911
Bhp
231
274
322
375
368
4.30
4.98
904
947
B 991
402
4.65
535
952
B 994
1036
A 884
921
958
434 B 998
500 1038
571 1079
649 C 1121
735 1163
B 990 572
C 1037 654
1036
C
1082
611
695
1080
C
1124
1.0
Rpm Bhp
850 257
301
350
405
466
533
607
687
773
AIRFLOW
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000
1.2
Rpm
900
933
967
1003
B
1041
1079
1119
C
1160
D 1202
Bhp Rpm
2.82 949
3.27 979
3.79 B 1011
4.35 1046
4.98 1082
5.67 1119
C
6.42 1158
7.23 1198
D
8.12 1238
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.8
1.4
Bhp
306
354
407
465
529
599
676
759
849
Rpm
995
1023
B 1054
1087
1122
C 1158
1195
D 1234
1273
1.6
Bhp
331
380
435
494
560
632
710
795
887
Rpm
1040
1066
B
1095
1127
C 1160
1195
D 1231
1269
1308
Bhp
356
406
462
524
591
664
744
830
9.23
Rpm
1083
1108
B
1135
1165
1197
D 1231
1267
1303
1341
2.0
Bhp
381
4.33
4.90
5.53
6.22
6.96
7.78
8.65
9.60
LEGEND
Bhp -- BrakeHorsepowerlnputtoFan
Boldface indicates fieId-supplied motor/drive required.
NOTES:
1. Motor drive ranges:
(A) Low Range: 685-939, 4.26 Bhp (208/230 and 460-v), 751-954,575 Bhp (575-v)
(B) Mid-Low Range: 949-1206, 575 Bhp
(C) Mid High Range: 941-1176, 8.63 Bhp
(D) High Range: 1014-1297, 11.50 Bhp
All other rpms require field-supplied motor or drive.
2. See page 30 for general fan performance notes