S9V2-SF-2A-EN
19
Heating and Cooling Airflow Tables
Table 1. S9V2B040U3PSBC Heating Airflow
S9V2B040U3PSBC Furnace Heating Airflow (CFM) and Power (Watts) vs. External Static Pressure with Filter
1st Stage Capacity = 25,220
2nd Stage Capacity = 38,800
Heating
Airflow
Setting
Target
Airflow
External Static Pressure
0.1
0.3
0.5
0.7
0.9
Heating 1st
Stage
Low
468
CFM
468
452
437
421
406
Temp. Rise
49
51
54
56
58
Watts
27
58
90
121
152
Medium Low
598
CFM
552
600
647
694
741
Temp. Rise
43
39
36
32
28
Watts
41
76
112
147
183
Medium
(a)
634
CFM
583
635
687
739
791
Temp. Rise
39
36
33
30
27
Watts
48
83
118
153
189
High
1008
CFM
930
905
879
853
828
Temp. Rise
25
25
26
27
27
Watts
125
178
232
285
339
Heating 2nd
Stage
Low
650
CFM
633
636
639
643
646
Temp. Rise
57
57
57
56
56
Watts
48
92
135
179
223
Medium Low
830
CFM
760
786
813
840
866
Temp. Rise
48
46
45
43
41
Watts
82
132
182
232
282
Medium
880
CFM
792
817
842
867
892
Temp. Rise
44
44
43
43
42
Watts
94
142
189
237
284
High
1400
CFM
1337
1269
1200
1132
1063
Temp. Rise
27
29
31
32
34
Watts
335
376
417
458
499
(a)
Factory Setting.
Table 2. S9V2B040D3PSBC Heating Airflow
S9V2B040D3PSBC Furnace Heating Airflow (CFM) and Power (Watts) vs. External Static Pressure with Filter
1st Stage Capacity = 25,220
2nd Stage Capacity = 38,800
Heating
Airflow
Setting
Target
Airflow
External Static Pressure
0.1
0.3
0.5
0.7
0.9
Heating 1st
Stage
Low
468
CFM
464
453
442
431
420
Temp. Rise
51
52
53
54
55
Watts
26
55
84
113
142
Medium Low
(a)
634
CFM
616
607
599
591
583
Temp. Rise
38
38
39
40
40
Watts
40
78
115
152
190
Medium
684
CFM
635
643
650
658
666
Temp. Rise
37
37
36
36
35
Watts
47
106
165
224
283
High
900
CFM
824
843
861
880
898
Temp. Rise
28
28
27
26
26
Watts
82
130
178
226
274
Heating 2nd
Stage
Low
650
CFM
662
655
649
642
635
Temp. Rise
54
55
55
56
56
Watts
37
79
120
162
203
Medium Low
880
CFM
811
818
826
834
841
Temp. Rise
45
44
44
43
42
Watts
67
121
176
230
284
Medium
950
CFM
859
865
871
877
884
Temp. Rise
42
41
41
41
41
Watts
88
144
200
256
312
High
1250
CFM
1082
1092
1102
1111
1121
Temp. Rise
33
33
33
33
33
Watts
192
253
314
375
436
(a)
Factory Setting.