Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 User Manual
Page 21
21
Table 7 — Fan Performance — 48PGF20 — Vertical Supply/Return Units
LEGEND
Boldface indicates field-supplied motor/drive required.
NOTES:
1. Motor drive ranges:
(A) Low Range: 685-939 rpm, 4.26 bhp (208/230 and 460-v), 751-954 rpm, 5.75 bhp (575-v)
(B) Mid-Low Range: 949-1206 rpm, 5.75 bhp
(C) Mid-High Range: 941-1176 rpm, 8.63 bhp
(D) High Range: 1014-1297 rpm, 11.50 bhp
All other rpms require field-supplied motor or drive.
2. See page 36 for general fan performance notes.
AIRFLOW
(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
5000
607
1.53
677
1.80
740
2.06
797
2.31
850
2.57
5500
652
1.90
719
2.19
779
2.47
833
2.74
884
3.01
6000
699
2.32
763
2.63
819
2.93
872
3.22
921
3.50
6500
746
2.79
807
3.12
861
3.44
911
3.75
958
4.05
7000
794
3.33
851
3.68
904
4.02
952
4.34
998
4.66
7500
842
3.93
897
4.30
947
4.65
994
5.00
1038
5.33
8000
891
4.59
943
4.98
991
5.35
1036
5.71
1079
6.07
8500
940
5.32
990
5.72
1036
6.11
1080
6.49
1121
6.87
9000
990
6.12
1037
6.54
1082
6.95
1124
7.35
1163
7.73
AIRFLOW
(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
5000
900
2.82
949
3.06
995
3.31
1040
3.56
1083
3.81
5500
933
3.27
979
3.54
1023
3.80
1066
4.06
1108
4.33
6000
967
3.79
1011
4.07
1054
4.35
1095
4.62
1135
4.90
6500
1003
4.35
1046
4.65
1087
4.94
1127
5.24
1165
5.53
7000
1041
4.98
1082
5.29
1122
5.60
1160
5.91
1197
6.22
7500
1079
5.67
1119
5.99
1158
6.32
1195
6.64
1231
6.96
8000
1119
6.42
1158
6.76
1195
7.10
1231
7.44
1267
7.78
8500
1160
7.23
1198
7.59
1234
7.95
1269
8.30
1303
8.65
9000
1202
8.12
1238
8.49
1273
8.87
1308
9.23
1341
9.60
Bhp — Brake Horsepower Input to Fan
A
A
A
A
A
B
B
B
B
C
C
C
C
C
A
B
B
B
B
C
C
C
C
D
D
D
D
D
B