Dettson C45-1-D - Table 1 Minimum Clearance to Combustible Material for All Table 26 CFM for 45,000 BTU PSC Motor; Table 27 CFM in Heating for 45,000 BTU 2 Stage ECM; Annex I: Cfm Tables

46
ANNEX I : CFM TABLES
Table 26 CFM for 45,000 BTU PSC motor
Motor speed
Static pressure
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
HIGH
N/A
1095
1045
1020
970
915
845
780
710
640
MED-HI
N/A
1045
980
940
880
835
775
715
665
585
MED
N/A
950
910
865
820
780
730
670
600
565
LOW
N/A
925
875
835
800
760
710
660
605
545
Table 27 CFM in heating for 45,000 BTU 2 stage ECM motor
1st stage -Heating
Motor speed
Static pressure
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
A
505
495
485
475
470
465
460
450
450
445
B
620
600
590
585
580
580
570
570
560
555
C
545
535
530
525
520
515
505
500
495
495
D
440
430
420
415
410
405
400
400
395
385
2nd stage - Heating
Motor speed
Static pressure
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
A
730
715
705
690
690
685
680
670
670
665
B
915
890
865
850
845
845
840
835
830
810
C
740
725
710
700
700
690
685
685
680
670
D
655
640
635
630
625
620
615
605
600
590
Table 28 CFM in cooling for 45,000 BTU 2 stage ECM motor
1st stage - Cooling
Motor speed
Static pressure
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
A
N/A
895
880
880
860
860
860
845
835
820
B
695
680
680
670
670
665
660
655
650
645
C
520
510
505
490
485
480
475
470
470
475
D
365
360
360
355
355
350
345
335
325
310
2nd stage - Cooling
Motor speed
Static pressure
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
A
N/A
1075
1060
1025
990
960
925
895
860
820
B
870
850
840
840
830
825
820
810
805
795
C
670
655
655
655
635
635
635
630
625
615
D
460
455
450
445
440
440
440
435
425
420