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7 AIRFLOW PERFORMANCE
Airflow performance data is based on cooling performance with a coil and no filter in place. Use this performance table for appropriate unit size,
external static applied to unit and allow operation within the minimum and maximum limits shown in table below for both cooling and electric heat
operation.
7.1 Airflow Performance Data
Table 7-1 Duct Application(208V)
Motor
Model
Speed
Number
SCFM
Watts
Low-Tap(1)
Amps
SCFM
24
Mid-Tap(2)
Watts
(Factory)
Amps
SCFM
Watts
High-Tap(3)
Amps
SCFM
Watts
Low-Tap(1)
Amps
SCFM
30
Watts
Mid-Tap(2)
Amps
SCFM
High-Tap(3)
Watts
(Factory)
Amps
SCFM
Watts
Low-Tap(2)
Amps
SCFM
36
Mid-Tap(3)
Watts
Amps
SCFM
High-Tap(4)
Watts
(Factory)
Amps
SCFM
Low-Tap(1)
Watts
(Factory)
Amps
SCFM
Watts
42
Mid-Tap(2)
Amps
SCFM
Watts
High-Tap(3)
Amps
SCFM
Low-Tap(1)
Watts
(Factory)
Amps
SCFM
48
Watts
Mid-Tap(2)
Amps
SCFM
Watts
High-Tap(3)
Amps
SCFM
Low-Tap(3)
Watts
(Factory)
Amps
SCFM
Mid-Tap(4)
Watts
60
(Factory)
Amps
SCFM
Watts
High-Tap(5)
Amps
External Static Pressure-Inches W.C.[kPa]
0[0]
0.1[.02]
0.2[.05]
0.3[.07]
787
744
691
643
187
185
182
152
0.98
0.77
0.75
0.73
/
/
/
882
/
/
/
269
/
/
/
1.37
/
/
/
/
/
/
/
/
/
/
/
/
956
908
860
815
1.2
1.27
1.35
1.44
114
122
131
141
1082
1039
996
958
1.54
1.63
1.73
1.82
153
164
175
186
/
/
/
1102
/
/
/
2.34
/
/
/
248
1082
1039
996
958
1.54
1.63
1.73
1.82
153
164
175
186
1219
1179
1140
1102
2.03
2.14
2.24
2.34
211
223
235
248
1350
1321
1283
1248
2.63
2.75
2.86
2.97
283
297
309
322
1545
1507
1463
1418
487
479
469
458
2.58
2.55
2.52
2.49
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
/
1545
1507
1463
1418
487
479
469
458
2.58
2.55
2.52
2.49
1740
1699
1654
1606
783
768
756
742
4.27
4.22
4.18
4.14
/
/
/
1800
/
/
/
874
/
/
/
4.76
1777
1728
1680
1635
2.8
2.9
3
3.1
323
338
352
365
1937
1889
1842
1792
3.5
3.6
3.7
3.8
412
428
444
457
2235
2191
2144
2091
4.5
5.1
5.3
5.4
623
642
660
673
12
SCFM
0.4[.10]
0.5[.12]
0.6[.15]
0.7[.17]
/
/
/
/
/
/
/
/
/
828
751
698
262
253
246
1.34
1.31
1.27
/
964
896
759
/
360
330
307
/
1.78
1.71
1.64
771
/
/
1.52
/
/
151
/
/
917
881
831
780
1.92
2.01
2.12
2.21
119
209
221
231
1066
1031
998
964
2.46
2.56
2.66
2.76
261
274
286
297
917
/
/
1.92
/
/
119
/
/
1066
1031
998
964
2.46
2.56
2.66
2.76
261
274
286
297
1214
1181
1147
1115
3.09
3.2
3.32
3.43
337
351
365
378
1366
1307
1239
1144
447
433
418
400
2.46
2.42
2.38
2.33
1551
1488
1414
1318
728
712
693
672
4.1
4.05
3.99
3.92
/
/
1570
1499
/
/
812
787
/
/
4.57
4.49
1366
1307
1239
447
433
418
2.46
2.42
2.38
1551
1488
1414
1318
728
712
693
672
4.1
4.05
3.99
3.92
1740
1671
1595
1499
854
833
812
787
4.7
4.63
4.57
4.49
1592
1549
/
3.2
3.3
/
378
391
/
1758
1720
1678
1636
3.9
4
4.1
471
486
499
513
2050
2010
1971
1936
5.5
5.6
5.7
689
704
719
734
0.8[.20]
/
/
/
/
/
/
/
/
/
/
/
/
621
276
1.57
/
/
/
/
/
/
/
/
/
916
2.88
312
/
/
/
/
/
/
916
2.88
312
1084
3.53
391
/
/
/
1200
644
3.84
1380
759
4.4
/
/
/
/
/
/
1200
644
3.84
1380
759
4.4
/
/
/
/
/
/
1593
4.2
4.3
527
1892
5.8
5.8
744
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