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Table 20 — Fan Performance — 48PGD28 — Horizontal Supply and Return Units
LEGEND
Boldface indicates field-supplied motor/drive required.
NOTES:
1. Motor drive ranges:
(E) Low Range: 687-873 rpm, 5.75 bhp
(F) Mid-Low Range: 805-1007 rpm, 5.75 bhp
(G) Mid-High Range: 941-1176 rpm, 8.63 bhp
(H) 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)
0.20.40.60.81.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
6,500 786 2.50 819 2.70 857 2.96 899 3.25 943 3.59
7,000 842 3.09 871 3.30 905 3.55 943 3.85 983 4.19
7,500 898 3.77 925 3.99 955 4.24 989 4.54 1026 4.88
8,000 955 4.55 979 4.77 1007 5.03 1037 5.33 1070 5.67
8,500 1012 5.42 1034 5.65 1059 5.92 1087 6.22 1117 6.56
9,000 1069 6.41 1090 6.65 1113 6.92 1138 7.23 1165 7.57
9,500 1127 7.51 1146 7.76 1167 8.04 1190 8.35 1215 8.69
10,000 1184 8.74 1202 8.99 1221 9.28 1243 9.59 1266 9.93
10,500 1242 10.09 1258 10.35 1276 10.64 1296 10.96 1318 11.31
11,000 1299 11.58 1315 11.85 1332 12.15 1350 12.47 1370 12.82
11,500 1357 13.20 1372 13.48 1388 13.79 ————
12,000 ——————————
12,500 ——————————
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.21.41.61.82.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
6,500 988 3.97 1035 4.39 1082 4.87 1129 5.39 1177 5.95
7,000 1024 4.57 1066 4.98 1109 5.43 1153 5.93 1197 6.48
7,500 1063 5.25 1102 5.66 1141 6.11 1181 6.59 1221 7.11
8,000 1105 6.04 1140 6.45 1176 6.89 1213 7.36 1250 7.87
8,500 1149 6.94 1181 7.34 1215 7.78 1249 8.25 1283 8.74
9,000 1194 7.94 1225 8.35 1256 8.79 1287 9.25 1319 9.74
9,500 1242 9.07 1270 9.47 1298 9.91 1328 10.37 1358 10.87
10,000 1290 10.31 1316 10.72 1343 11.16 1370 11.62 1399 12.11
10,500 1340 11.69 1364 12.10 1389 12.54 ————
11,000 1391 13.20 ————————
11,500 ——————————
12,000 ——————————
12,500 ——————————
Bhp — Brake Horsepower Input to Fan
E
E
E
F
F
F
F
F
G
G
G
G
G
G
G
G
G
F
H
H
H
H
H
H
H
H
H
H