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Fan Performance
-- 50PM28
-- Horizontal
Supply/Return
Units
Airflow
(Cfm)
6500
7000
7500
8000
8500
9000
9500
10000
10500
11000
11500
12000
12500
E
F
G
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
759
2.89
804
3.17
E
844
3.42
883
3.68
922
3.96
810
3.47
E
853
3.77
891
4.04
P
928
4.30
P
964
4.58
862
4.12
903
4.43
P
939
4.72
974
5.00
1008
5.29
913
4.84
P
953
5.18
988
5.48
1021
5.77
1053
6.07
965
5.63
1003
5.99
1037
6.32
G
1069
6.62
G
1100
6.93
1017
6.50
1054
6.89
G
1087
7.23
1118
7.55
1147
7.87
1069
7.45
G
1105
7.86
1137
8.22
1167
8.56
1195
8.89
1121
8.48
1156
8.92
1187
9.30
1216
9.66
H
1243
10.01
1173
9.60
H
1207
10.06
H
1238
10.47
H
1266
10.85
1292
11.21
1226
10.81
1259
11.30
1288
11.72
1316
12.12
1342
12.50
1278
12.11
1310
12.62
1339
13.07
1366
13.49
--
--
1331
13.51
........
Airflow
(Cfm)
6500
7000
7500
8000
8500
9000
9500
10000
10500
11000
11500
12000
12500
F
G
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
962
4.27
F
1003
4.61
1045
4.98
1090
5.41
1135
5.87
1000
4.88
1037
5.21
G
1075
5.56
G
1115
5.95
G
1155
6.38
1041
5.58
G
1075
5.90
1110
6.24
1145
6.61
1182
7.01
1085
6.37
1116
6.68
1148
7.01
1180
7.36
1214
7.74
1129
7.23
1159
7.55
1189
7.88
H
1219
8.22
H
1249
8.59
1175
8.18
1204
8.50
H
1232
8.83
1260
9.18
1288
9.53
1222
9.22
H
1249
9.55
1276
9.88
1302
10.22
1329
10.58
1270
10.34
1296
10.68
1321
11.02
1346
11.37
1371
11.72
1318
11.56
1343
11.90
1367
12.25
1391
12.61
--
--
1366
12.86
1390
13.22
......
LEGEND
Bhp
-
Brake Horsepower
Input to Fan
Boldface
indicates field-supplied
drive required.
NOTES:
1. Motor drive ranges:
(E) Low Range:
687-873,
5.75 Bhp
(F) Mid-Low
Range: 805 to 1007 rpm, 5.75 Bhp
(G)
Mid-High Range: 941 to 1176 rpm, 8.63 Bhp
(H)
High Range: 1014to
1297 rpm, 11.50 Bhp
All other rpms require field-supplied
drive.
2. See General Fan Performance
Notes.
GENERAL
NOTES
FOR
FAN
PERFORMANCE
DATA
TABLES
1. Static
pressure
losses
from
accessories
and
options
(Humidi-MiZer
TM
system,
econonfizer,
etc.)
must
be
added
to external
static
pressure
before
entering
Fan
Performance
table.
Refer
to Accessory/FIOP
Static
Pressure
information.
2. Extensive
motor
and
drive
testing
on
these
units
ensures
that
the
full
horsepower
range
of the
motor
can be
utilized
with
confidence.
Using
the
fan
motors
up to the bhp
rating
shown
will
not
result
in
nuisance
tripping
or
premature
motor
failure.
Unit
warranty
will
not
be
affected.
See
Evaporator-Fan
Motor
Specifications
for additional
inform-
ation.
3. Use of a field-supplied
motor may affect wire size. Contact
your Carrier representative
for details.
4. Interpolation
is pernfissible.
Do not extrapolate.
50
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