Carrier SINGLE PACKAGE ROOFTOP UNITS 48PG20-28 - Manual (Page 22)

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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