Carrier 50PG20-28 Controls, Start-Up, Operation, Service And Troubleshooting Instructions page 19

AIRFLOW
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000
Table 15 -- Fan Performance -- 48PGD20 -- Horizontal Supply and Return Units
Rpm
862
937
F
1013
1089
G 1166
1243
H
1320
1398
0.2
Bhp
2.55
326
358
4.48
552
671
807
9.60
Rpm
917
F 988
1060
G 1133
1207
H
1282
1356
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.8 0.4
Bhp
2.93
F
3.56
3.96
4.89 G
5.96
H
7.18
8.57
Rpm
969
1036
1105
1175
1247
1319
1392
0.6
Bhp
3.21
3.53
4.35
5.31
6.41
7.66
9.08
Rpm
1019
F
1083
1149
G 1216
H 1285
1355
Bhp
3.17 F
3.90
G
4.75
5.73
H
6.86
8.14
1.0
Rpm Bhp
1066 352
1127 4 28
1191 516
1256 617
1323 732
1391 8.63
AIRFLOW
(Cfm)
5000
5500
6000
6500
7000
7500
8000
8500
9000
Rpm
F 1112
1171
G
1232
H 1295
1360
1.2
Bhp
388
467
557
661
7.80
Rpm
F 1156
G 1212
1271
H
1333
1396
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Bhp
4.25
G
5.06
6.00 H
7.06
8.27
Rpm
1199
1253
1310
1369
1.6
Bhp
4.63
5.47
6.43
7.52
Rpm
G 1240
H 1292
1348
1.8
Bhp
502 G
588 H
6.87
2.0
Rpm Bhp
1280 542
1331 630
1384 7.31
LEGEND
Bhp -- Brake Horsepower Input to Fan
Boldface indicates field-supplied motor/drive required
NOTES:
1 Motor drive ranges:
(E) Low Range: Not Used
(F) Mid-Low Range: 896-1227, 4.26 Bhp (208/230 and 460-v), 873-1108,575 Bhp (575-v)
(G) Mid-High Range: 1113-1414, 5.75 Bhp
(H) High Range: 1096-1339, 8.63 Bhp
All other rpms require field-supplied motor or drive
2 See page 30 for general fan performance notes.
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