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Fan Performance — 48PMD20 — Horizontal Supply/Return Units
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
5000
862 2.65 917 2.93
F
969 3.21
F
1019 3.17
F
1066 3.52
5500
F
937 3.26
F
988 3.56 1036 3.53
1083 3.90
G
1127 4.28
6000 1013 3.58 1060 3.96 1105 4.35
G
1149 4.75
1191 5.16
6500
1089 4.48
G
1133 4.89
G
1175 5.31 1216 5.73
H
1256 6.17
7000 G
1166 5.52
H
1207 5.96
H
1247 6.41
H
1285 6.86 1323 7.32
7500
H
1243 6.71 1282 7.18 1319 7.66 1355 8.14 1391 8.63
8000
1320 8.07 1356 8.57 1392 9.08 — — — —
8500
1398 9.60 — — — — — — — —
9000
— — — — — — — — — —
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
5000 F
1112 3.88
F
1156 4.25
G
1199 4.63
G
1240 5.02
G
1280 5.42
5500
G
1171 4.67
G
1212 5.06
1253 5.47
H
1292 5.88
H
1331 6.30
6000
1232 5.57
H
1271 6.00
H
1310 6.43 1348 6.87 1384 7.31
6500 H
1295 6.61 1333 7.06 1369 7.52 — — — —
7000
1360 7.80 1396 8.27 — — — — — —
7500
— — — — — — — — — —
8000
— — — — — — — — — —
8500
— — — — — — — — — —
9000
— — — — — — — — — —
LEGEND
Bhp - Brake Horsepower Input to Fan
Boldface indicates field-supplied drive required.
NOTES:
1. Motor drive ranges:
(E) Low Range: Not Used
(F) Mid‐Low Range: 896 to 1227 rpm, 4.26 Bhp (208/230 and 460‐v), 873 to 1108
rpm, 5.75 Bhp (575‐v)
(G) Mid‐High Range: 1113 to 1414 rpm, 5.75 Bhp
(H) High Range: 1096 to 1339 rpm, 8.63 Bhp
All other rpms require field-supplied drive.
2. See General Fan Performance Notes.
48/50PG and PM