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5.3 240V AIRFLOW PERFORMANCE DATA – TWO SPEED AIR HANDLER (CONSTANT TORQUE MOTOR)
Nominal
Single Speed Air Handler
Cooling
Nonimal
Motor
Capacity
Heat
Width
Capacity
Type
Tons
21
24
M
No Heater
21
24
M
13 kW Heater
21
36
M
No Heater
21
36
M
18 kW Heater
Blower
Y1, Y2
Manufacturer
Size/
Speed
Motor Speed From
Recommended Air Flow
Factory
Motor HP
Range (Min / Max) CFM
# of Speeds
Y1 Low
Static
Y2 Low
Static
Y1=310/817 CFM
[146/385]L/s
10X8
Y1 tap 4
2
1/3 hp
Y2 tap 5
Y2=445/9 51 CFM
5 speed
[210/448]L/s
Y1 High
Static
Y2 High
Static
Y1 Low
Static
Y1=290/797 CFM
Y2 Low
Static
[136/376]L/s
10X8
Y1 tap 4
2
1/3 hp
Y2 tap 5
Y2=425/9 31 CFM
5 speed
[200/439]L/s
Y1 High
Static
Y2 High
Static
Y1 Low
Static
Y2 Low
Y1=434/1005 CFM
Static
[204/474]L/s
10X10
Y1 tap 4
3
3/4 hp
Y2 tap 5
Y2=703/1 328 CFM
5 speed
[331/626]L/s
Y1 High
Static
Y2 High
Static
Y1 Low
Static
Y1=404/9 75 CFM
Y2 Low
[190/460] L/s
Static
10X10
Y1 tap 4
3
3/4 hp
Y2 tap 5
Y2=673/1 298 CFM
5 speed
Y1 High
[317/612] L/s
Static
Y2 High
Static
Motor
Speed
0.1
0.2
0.3
CFM
740
569
310
Tap 2
RPM
542
561
584
Watts
94
72
49
CFM
851
704
653
Tap 3
RPM
578
599
647
Watts
88
93
98
CFM
817
699
574
Tap 4
RPM
573
588
630
Watts
97
88
78
CFM
951
911
872
Tap 5
RPM
622
672
725
Watts
134
146
157
CFM
720
549
290
Tap 2
RPM
557
576
599
Watts
99
77
54
CFM
831
684
633
Tap 3
RPM
593
614
662
Watts
93
98
103
CFM
797
679
554
Tap 4
RPM
588
603
645
Watts
102
93
83
CFM
931
891
852
Tap 5
RPM
637
687
740
Watts
139
151
162
CFM
919
757
596
Tap 2
RPM
567
584
635
Watts
83
79
75
CFM
1128
1067
1007
Tap 3
RPM
644
691
728
Watts
131
142
153
CFM
1005
942
879
Tap 4
RPM
597
645
700
Watts
99
108
117
CFM
1328
1273
1218
Tap 5
RPM
737
773
815
Watts
197
209
221
CFM
889
727
566
Tap 2
RPM
592
609
660
Watts
88
84
80
CFM
1098
1037
977
Tap 3
RPM
669
716
753
Watts
136
147
158
CFM
975
912
849
Tap 4
RPM
622
670
725
Watts
104
113
122
CFM
1298
1243
1188
Tap 5
RPM
762
796
840
Watts
202
214
226
CFM Air Delivery/RPM/Watts (No Filter)
External Static Pressure-Inches W.C.
0.4
0.5
0.6
0.7
0.8
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
590
541
489
445
—
711
770
814
868
—
103
108
113
118
—
515
—
—
—
—
702
—
—
—
—
69
—
—
—
—
824
787
742
691
—
772
821
880
922
—
168
179
191
202
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
570
521
469
425
—
726
785
829
883
—
108
113
118
123
—
495
—
—
—
—
717
—
—
—
—
74
—
—
—
—
804
767
722
671
—
787
836
895
937
—
173
184
196
207
—
434
—
—
—
—
691
—
—
—
—
71
67
62
58
54
946
885
824
764
703
804
884
921
945
986
164
175
187
—
—
816
753
690
—
—
790
830
868
—
—
127
136
145
154
164
1164
1109
1055
1000
945
854
907
990
1040
1065
233
745
257
269
281
404
—
—
—
—
716
—
—
—
—
76
—
—
—
—
916
855
794
734
673
829
909
946
970
1011
169
180
192
5
5
786
723
660
—
—
815
855
893
—
—
132
141
150
—
—
1134
1079
1025
970
915
879
932
1015
1065
1090
238
250
262
274
286
0.9
1
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
173
182
891
836
1085
1117
293
305
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
861
806
1110
1142
298
—
31
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