Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 User Manual
Page 22
22
Table 8 — Fan Performance — 48PGD24 — 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
5,500
633
1.82
703
2.11
764
2.40
820
2.67
872
2.94
6,000
677
2.21
744
2.53
803
2.84
857
3.13
907
3.42
6,500
722
2.67
786
3.01
842
3.33
894
3.64
942
3.95
7,000
767
3.17
828
3.53
883
3.88
933
4.21
979
4.53
7,500
813
3.74
871
4.12
924
4.48
972
4.83
1017
5.18
8,000
859
4.36
915
4.77
966
5.15
1012
5.52
1056
5.88
8,500
906
5.05
959
5.47
1008
5.87
1053
6.26
1096
6.64
9,000
952
5.81
1004
6.25
1051
6.67
1095
7.07
1136
7.47
9,500
999
6.63
1049
7.09
1094
7.53
1137
7.95
1177
8.36
10,000
1047
7.53
1094
8.00
1138
8.46
1180
8.90
1219
9.33
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
5,500
921
3.21
968
3.48
1014
3.74
1057
4.01
1099
4.27
6,000
954
3.70
999
3.99
1042
4.27
1084
4.55
1125
4.83
6,500
988
4.25
1032
4.55
1073
4.85
1114
5.14
1153
5.44
7,000
1024
4.85
1066
5.17
1106
5.48
1145
5.79
1183
6.10
7,500
1060
5.51
1101
5.84
1140
6.17
1178
6.50
1215
6.82
8,000
1098
6.23
1138
6.58
1176
6.92
1213
7.26
1249
7.60
8,500
1137
7.01
1175
7.38
1212
7.74
1248
8.09
1283
8.45
9,000
1176
7.86
1214
8.24
1250
8.61
1285
8.99
1319
9.36
9,500
1216
8.77
1253
9.17
1288
9.56
1322
9.95
1355
10.33
10,000
1256
9.75
1292
10.16
1327
10.57
1360
10.98
1393
11.38
Bhp — Brake Horsepower Input to Fan
A
A
A
A
A
B
B
B
B
C
C
C
C
C
D
D
D
D
D
D
D
C
C
C
C
B
B
B
B
B
A