Page 7
TAA120 BLOWER PERFORMANCE
All data is measured external to the unit with dry coil and standard 2 in. air filters in place.
FOR ALL UNITS ADD:
1 − Wet indoor coil air resistance of selected unit.
2 − Any field installed accessories air resistance (electric heat, economizer, etc.) See page 13.
Then determine from table the blower motor hp and drive rpm required. See page 12 for blower drive specifications.
Air
Volume
cfm
STATIC PRESSURE EXTERNAL TO UNIT − Inches Water Gauge
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
RP
M
BHP
2200
428
0.09
463
0.2
501
0.32
541
0.45
585
0.60
632
0.75
674
0.84
712
0.88
2400
441
0.19
476
0.29
513
0.41
553
0.54
596
0.68
642
0.82
681
0.9
715
0.94
2600
455
0.29
489
0.39
525
0.50
565
0.63
608
0.77
654
0.90
687
0.96
720
1.01
2800
469
0.40
502
0.49
538
0.60
577
0.72
621
0.85
667
0.99
693
1.03
727
1.09
3000
484
0.51
516
0.60
552
0.70
591
0.82
635
0.95
677
1.07
699
1.10
736
1.18
3200
499
0.62
531
0.70
566
0.80
606
0.92
651
1.06
684
1.15
707
1.18
746
1.28
3400
514
0.73
546
0.81
582
0.91
622
1.03
667
1.17
690
1.22
717
1.28
758
1.40
3600
529
0.84
562
0.93
598
1.03
639
1.15
679
1.28
697
1.31
730
1.40
772
1.52
3800
545
0.96
579
1.05
616
1.15
658
1.28
686
1.37
706
1.41
745
1.53
786
1.65
4000
562
1.09
596
1.18
634
1.29
674
1.41
693
1.46
720
1.54
761
1.67
802
1.79
4200
580
1.23
615
1.31
654
1.42
684
1.52
702
1.57
737
1.69
778
1.82
819
1.94
4400
600
1.37
635
1.45
672
1.56
691
1.62
717
1.72
756
1.86
796
1.98
836
2.09
4600
619
1.51
655
1.59
683
1.68
702
1.76
736
1.89
775
2.02
814
2.13
853
2.24
4800
639
1.65
673
1.73
692
1.81
719
1.93
757
2.08
795
2.19
832
2.30
871
2.40
5000
659
1.78
685
1.87
706
1.97
740
2.12
778
2.26
814
2.37
851
2.46
889
2.56
Air
Volume
cfm
STATIC PRESSURE EXTERNAL TO UNIT − Inches Water Gauge
0.9
1.0
1.1
1.2
1.3
1.4
1.5
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
RPM
BHP
2200
751
0.96
795
1.08
839
1.21
884
1.34
928
1.48
971
1.61
1014
1.73
2400
755
1.03
801
1.16
847
1.29
892
1.43
936
1.56
981
1.70
1024
1.83
2600
762
1.11
808
1.24
855
1.38
901
1.52
946
1.65
990
1.79
1034
1.92
2800
770
1.20
816
1.33
863
1.47
910
1.61
955
1.75
1000
1.88
1044
2.01
3000
779
1.29
826
1.42
873
1.56
919
1.70
964
1.84
1009
1.98
1054
2.11
3200
790
1.40
836
1.53
882
1.66
929
1.80
974
1.94
1019
2.07
1063
2.21
3400
802
1.51
847
1.64
893
1.77
938
1.91
983
2.04
1028
2.17
1072
2.31
3600
815
1.64
859
1.76
904
1.89
949
2.03
993
2.16
1037
2.29
1080
2.42
3800
829
1.77
873
1.90
917
2.03
961
2.16
1005
2.29
1048
2.42
1090
2.55
4000
845
1.91
888
2.04
932
2.17
975
2.31
1018
2.43
1060
2.56
1102
2.69
4200
861
2.06
904
2.19
948
2.32
990
2.46
1033
2.59
1074
2.71
1116
2.84
4400
878
2.21
921
2.34
963
2.47
1006
2.60
1048
2.73
1089
2.86
1130
2.98
4600
894
2.36
936
2.49
979
2.61
1021
2.74
1063
2.87
1104
3.00
1145
3.12
4800
911
2.51
953
2.63
995
2.76
1036
2.88
1078
3.01
1119
3.13
1161
3.26
5000
928
2.67
969
2.78
1011
2.90
1052
3.03
1094
3.15
1135
3.27
1176
3.40
