Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 Installation And Service Instructions Manual page 22

Table 8 — Fan Performance — 48PGD24 — Vertical Supply/Return Units
AIRFLOW
0.2
(Cfm)
Rpm
5,500 633
6,000 677
6,500 722
7,000 A 767
7,500 813
8,000 859
8,500 906
9,000 952
9,500 C 999
10,000 1047
AIRFLOW
1.2
(Cfm)
Rpm
5,500 921
A
6,000 954
6,500 988
B
7,000 1024
7,500 1060
8,000 1098
8,500 1137
C
9,000 1176
9,500 1216
D
10,000 1256
LEGEND
Bhp — Brake Horsepower Input to Fan
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.
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
Bhp Rpm Bhp
1.82 703 2.11
2.21 744 2.53
2.67 A 786 3.01
3.17 828 3.53
3.74 871 4.12
4.36 915 4.77
B
5.05 959 5.47
5.81 1004 6.25
6.63 C 1049 7.09
7.53 1094 8.00
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Bhp Rpm Bhp
3.21 968 3.48
3.70 999 3.99
B
4.25 1032 4.55
4.85 1066 5.17
5.51 1101 5.84
6.23 1138 6.58
C
7.01 1175 7.38
7.86 1214 8.24
8.77 1253 9.17
D
9.75 1292 10.16
0.6
Rpm Bhp Rpm
764 2.40 820
803 2.84 857
A
A
842 3.33 894
883 3.88 933
924 4.48 972
B
B
966 5.15 1012
1008 5.87 1053
1051 6.67 C 1095
C
1094 7.53 1137
D
1138 8.46 1180
1.6
Rpm Bhp Rpm
1014 3.74 1057
1042 4.27 1084
B
B
1073 4.85 1114
1106 5.48 1145
C
1140 6.17 1178
C
1176 6.92 1213
D
1212 7.74 1248
1250 8.61 1285
D
1288 9.56 1322
1327 10.57 1360
22
0.8 1.0
Bhp Rpm
2.67 872
A
3.13 907
3.64 942
4.21 979
B
4.83 1017
5.52 1056
6.26 C 1096
7.07 1136
7.95 1177
D
8.90 1219
1.8 2.0
Bhp Rpm
4.01 1099
4.55 1125
B
5.14 1153
5.79 1183
6.50 1215
D
7.26 1249
8.09 1283
8.99 1319
9.95 1355
10.98 1393
Bhp
2.94
3.42
3.95
4.53
5.18
5.88
6.64
7.47
8.36
9.33
Bhp
4.27
4.83
5.44
6.10
6.82
7.60
8.45
9.36
10.33
11.38