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CMA3-75D36
ALTERATIONS REQ’D FOR A/C @ DESIGN EXTERNAL STATIC PRESSURE
COOLING UNIT
HTG Speed Recommended CLG Speed
24,000
MED-LOW
MED-LOW
30,000
MED-LOW
MED-HIGH
36,000
MED-LOW
HIGH
Speed Tap \
Static
Pressure
Furnace Airflow (CFM) vs. External Static pressure (in. WC.)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Low
817
797
773
730
668
620
555
ML
1019
995
959
918
869
821
760
MH
1257
1210
1174
1125
1076
1024
959
High
1470
1420
1366
1312
1259
1196
1127
Speed Tap \
Static
Pressure
Blower Motor Current Draw (Amps) vs. External Static pressure (in. WC.)
0.1 0.2 0.3 0.4 0.5 0.6 0.7
Low
3.1
3.0
2.9
2.8
2.7
2.6
2.5
ML
3.9
3.8
3.6
3.5
3.3
3.2
3.1
MH
4.8
4.6
4.4
4.2
4.1
4.0
3.8
High
5.7
5.5
5.4
5.2
5.1
5.0
4.8
Speed Tap \
Static
Pressure
Blower Motor Watts vs. External Static pressure (in. WC.)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Low
312
303
298
291
280
273
264
ML
400
390
381
366
354
342
330
MH
513
490
478
462
447
432
413
High
624
605
591
573
556
542
522
Speed Tap \
Static
Pressure
Temperature Rise vs. External Static Pressure (in. WC.)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Low
81
83
85
90
90
106
119
ML
65
66
69
72
76
80
87
MH
52
55
56
59
61
64
69
High
45
46
48
50
52
55
59
= Recommended operation range
35