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Table 13 — Fan Performance — 48PGF28 — Vertical Supply/Return Units
LEGEND
Boldface indicates field-supplied motor/drive required.
NOTES:
1. Motor drive ranges:
(A) Low Range: 687-873 rpm, 5.75 bhp
(B) Mid-Low Range: 805-1007 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)
0.20.40.60.81.0
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
6,500 775 2.43 825 2.75 871 3.05 915 3.37 959 3.72
7,000 826 2.98 875 3.22 918 3.58 959 3.98 1000 4.34
7,500 878 3.60 925 3.89 966 4.28 1005 4.69 1043 5.05
8,000 929 4.31 975 4.73 1015 5.11 1052 5.48 1088 5.86
8,500 981 5.11 1026 5.56 1064 5.97 1100 6.37 1134 6.76
9,000 1033 6.00 1076 6.49 1114 6.94 1148 7.36 1181 7.77
9,500 1085 6.98 1128 7.53 1164 8.00 1198 8.45 1229 8.89
10,000 1137 8.08 1179 8.66 1214 9.18 1247 9.65 1278 10.12
10,500 1190 9.28 1230 9.91 1265 10.46 1297 10.97 1327 11.47
11,000 1242 10.60 1282 11.28 1316 11.86 1347 12.41 1376 12.93
11,500 1294 12.04 1333 12.76 1367 13.39 ————
12,000 1347 13.60 ————————
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 1004 4.11 1050 4.55 1098 5.04 1145 5.57 1192 6.14
7,000 1041 4.73 1083 5.15 1126 5.62 1170 6.14 1214 6.70
7,500 1081 5.44 1120 5.86 1159 6.32 1199 6.82 1240 7.36
8,000 1124 6.26 1160 6.68 1196 7.13 1233 7.62 1270 8.15
8,500 1168 7.17 1202 7.60 1235 8.06 1269 8.54 1304 9.05
9,000 1214 8.20 1245 8.64 1277 9.10 1309 9.58 1341 10.09
9,500 1260 9.33 1290 9.79 1320 10.25 1351 10.74 1381 11.25
10,000 1308 10.58 1337 11.05 1365 11.53 1394 12.03 ——
10,500 1356 11.95 1384 12.44 ——————
11,000 ——————————
11,500 ——————————
12,000 ——————————
12,500 ——————————
Bhp — Brake Horsepower Input to Fan
A
A
A
B
B
B
B
B
B
C
C
C
C
C
C
C
C
C
D
D
D
D
D
D
D
D
D
D