Carrier 48AJ Operating And Service Manual page 16

AIRFLOW
0.2
(Cfm)
Rpm
10,000 397
12,000 450
13,000 477
14,000 505
15,000 533
16,000 561
17,000 590
18,000 619
19,000 648
20,000 678
21,000 707
22,000 737
23,000 767
24,000 797
25,000 827
AIRFLOW
1.2
(Cfm)
Rpm
10,000 649
12,000 686
13,000 706
14,000 727
15,000 748
16,000 770
17,000 792
18,000 815
19,000 838
20,000 862
21,000 886
22,000 911
23,000 935
24,000 961
25,000 986
AIRFLOW
2.2
(Cfm)
Rpm
10,000 818
12,000 851
13,000 868
14,000 886
15,000 905
16,000 924
17,000 944
18,000 964
19,000 985
20,000 1006
21,000 1028
22,000 1050
23,000 1072
24,000 1095
25,000 1118
AIRFLOW
3.2
(Cfm)
Rpm
10,000 954
12,000 985
13,000 1001
14,000 1018
15,000 1035
16,000 1053
17,000 1071
18,000 1090
19,000 1109
20,000 1128
21,000 1148
22,000 1169
23,000 1190
24,000 —
25,000 —
AIRFLOW
0.2
(Cfm)
Rpm Bhp Rpm
12,000 450 4.02 509
14,000 505 5.74 558
15,000 533 6.75 584
16,000 561 7.88 610
17,000 590 9.12 637
18,000 619 10.48 664
19,000 648 11.96 692
20,000 678 13.57 719
21,000 707 15.30 748
22,000 737 17.18 776
23,000 767 19.20 804
24,000 797 21.35 833
25,000 827 23.66 862
26,000 857 26.11 891
27,000 888 28.72 920
AIRFLOW
2.2
(Cfm)
Rpm Bhp Rpm
12,000 851 11.75 880
14,000 886 13.85 915
15,000 905 15.07 933
16,000 924 16.41 952
17,000 944 17.86 971
18,000 964 19.45 991
19,000 985 21.15 1011
20,000 1006 22.99 1032
21,000 1028 24.97 1053
22,000 1050 27.08 1075
23,000 1072 29.32 1097
24,000 1095 31.71 1119
25,000 1118 34.25 1142
26,000 1141 36.93 1165
27,000 1165 39.76 1188
LEGEND
Bhp — Brake Horsepower
NOTES:
1. Fan performance is based on wet coils, economizer, roof curb, cabinet losses, and clean 2-in. filters.
Table 19 — Fan Performance — 50AJ,AK051 Units
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
Bhp Rpm Bhp
2.69 461 3.31
4.03 509 4.71
4.83 533 5.55
5.74 558 6.49
6.75 584 7.53
7.88 610 8.68
9.12 637 9.95
10.48 664 11.33
11.96 692 12.84
13.57 719 14.47
15.30 748 16.24
17.18 776 18.14
19.20 804 20.18
21.35 833 22.36
23.66 862 24.68
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Bhp Rpm Bhp
6.06 686 6.82
7.62 723 8.40
8.55 742 9.35
9.59 762 10.40
10.73 782 11.56
11.98 803 12.84
13.35 825 14.23
14.84 847 15.74
16.45 870 17.37
18.19 893 19.13
20.05 917 21.02
22.06 940 23.05
24.19 965 25.21
26.47 989 27.51
28.89 1014 29.95
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.4
Bhp Rpm Bhp
10.06 847 10.92
11.75 880 12.63
12.75 897 13.64
13.85 915 14.76
15.07 933 15.99
16.41 952 17.34
17.86 971 18.81
19.45 991 20.41
21.15 1011 22.13
22.99 1032 23.98
24.97 1053 25.97
27.08 1075 28.10
29.32 1097 30.37
31.71 1119 32.78
34.25 1142 35.33
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4
Bhp Rpm Bhp
14.50 979 15.42
16.32 1010 17.28
17.38 1026 18.35
18.54 1042 19.52
19.81 1059 20.81
21.21 1077 22.21
22.73 1095 23.74
24.37 1113 25.40
26.15 1132 27.19
28.06 1151 29.11
30.11 1171 31.17
32.30 1191 33.38
34.64 — —
— — —
— — —
Table 20 — Fan Performance — 50AJ,AK060 Units
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4 0.6 0.8
Bhp Rpm Bhp Rpm Bhp
4.71 560 5.41 605 6.12
6.49 606 7.24 649 8.01
7.53 630 8.32 672 9.11
8.68 655 9.50 696 10.32
9.95 680 10.79 720 11.64
11.33 706 12.20 744 13.07
12.84 732 13.74 769 14.64
14.47 758 15.40 795 16.32
16.24 785 17.19 821 18.14
18.14 812 19.11 847 20.09
20.18 840 21.17 873 22.17
22.36 867 23.38 900 24.40
24.68 895 25.72 927 26.78
27.16 923 28.23 954 29.30
29.79 952 30.88 982 31.97
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.4 2.6 2.8
Bhp Rpm Bhp Rpm Bhp
12.63 907 13.53 934 14.45
14.76 942 15.68 968 16.62
15.99 960 16.92 986 17.87
17.34 978 18.28 1004 19.25
18.81 997 19.77 1023 20.74
20.41 1017 21.38 1042 22.36
22.13 1037 23.12 1061 24.11
23.98 1057 24.99 1081 26.00
25.97 1078 26.99 1102 28.02
28.10 1099 29.14 1123 30.18
30.37 1121 31.42 1144 32.48
32.78 1143 33.85 1166 34.93
35.33 1165 36.42 1188 37.52
38.04 1188 39.15 — —
40.89 — — — —
0.6
Rpm Bhp
516 3.96
560 5.41
582 6.27
606 7.24
630 8.32
655 9.50
680 10.79
706 12.20
732 13.74
758 15.40
785 17.19
812 19.11
840 21.17
867 23.38
895 25.72
1.6
Rpm Bhp
722 7.60
757 9.21
776 10.17
795 11.24
815 12.41
836 13.71
857 15.12
878 16.65
900 18.30
923 20.08
946 22.00
969 24.04
993 26.23
1017 28.55
1041 31.02
2.6
Rpm Bhp
875 11.80
907 13.53
924 14.55
942 15.68
960 16.92
978 18.28
997 19.77
1017 21.38
1037 23.12
1057 24.99
1078 26.99
1099 29.14
1121 31.42
1143 33.85
1165 36.42
3.6
Rpm Bhp
1003 16.36
1033 18.24
1049 19.32
1066 20.51
1082 21.81
1100 23.22
1117 24.76
1136 26.43
1154 28.24
1173 30.17
1193 32.25
— —
— —
— —
— —
1.0 1.2
Rpm Bhp Rpm Bhp Rpm
647 6.86 686 7.62 723
689 8.79 727 9.59 762
711 9.91 748 10.73 782
734 11.14 770 11.98 803
757 12.49 792 13.35 825
781 13.96 815 14.84 847
805 15.54 838 16.45 870
829 17.25 862 18.19 893
854 19.09 886 20.05 917
879 21.07 911 22.06 940
905 23.18 935 24.19 965
931 25.43 961 26.47 989
957 27.83 986 28.89 1014
984 30.38 1012 31.46 1040
1011 33.08 1038 34.19 1065
3.0 3.2
Rpm Bhp Rpm Bhp Rpm
960 15.38 985 16.32 1010
993 17.57 1018 18.54 1042
1011 18.83 1035 19.81 1059
1029 20.22 1053 21.21 1077
1047 21.73 1071 22.73 1095
1066 23.36 1090 24.37 1113
1085 25.13 1109 26.15 1132
1105 27.03 1128 28.06 1151
1126 29.06 1148 30.11 1171
1146 31.24 1169 32.30 1191
1167 33.55 1190 34.64 —
1189 36.02 — — —
— — — — —
— — — — —
— — — — —
2. Conversion — Bhp to watts:
Bhp x 746
Watts =
Motor efficiency
3. Variable Air Volume units will operate down to 70 cfm/ton. Performance at 70 cfm/ton is limited to
unloaded operation and may be additionally limited by edb and ewb conditions.
16
0.8
Rpm Bhp Rpm
564 4.63 608
605 6.12 647
627 7.01 668
649 8.01 689
672 9.11 711
696 10.32 734
720 11.64 757
744 13.07 781
769 14.64 805
795 16.32 829
821 18.14 854
847 20.09 879
873 22.17 905
900 24.40 931
927 26.78 957
1.8
Rpm Bhp Rpm
755 8.40 787
790 10.04 821
808 11.01 839
827 12.09 857
846 13.28 876
866 14.59 896
887 16.02 916
908 17.57 937
930 19.24 958
952 21.04 979
974 22.98 1001
997 25.05 1024
1020 27.25 1046
1044 29.60 1070
1068 32.09 1093
2.8
Rpm Bhp Rpm
902 12.68 929
934 14.45 960
951 15.48 976
968 16.62 993
986 17.87 1011
1004 19.25 1029
1023 20.74 1047
1042 22.36 1066
1061 24.11 1085
1081 26.00 1105
1102 28.02 1126
1123 30.18 1146
1144 32.48 1167
1166 34.93 1189
1188 37.52 —
3.8
Rpm Bhp Rpm
1027 17.30 1050
1057 19.22 1079
1072 20.32 1095
1088 21.52 1111
1105 22.82 1127
1122 24.25 1144
1140 25.80 1161
1158 27.48 1179
1176 29.29 1197
1195 31.24 —
— — —
— — —
— — —
— — —
— — —
1.4 1.6 1.8
Bhp Rpm Bhp Rpm Bhp
8.40 757 9.21 790 10.04
10.40 795 11.24 827 12.09
11.56 815 12.41 846 13.28
12.84 836 13.71 866 14.59
14.23 857 15.12 887 16.02
15.74 878 16.65 908 17.57
17.37 900 18.30 930 19.24
19.13 923 20.08 952 21.04
21.02 946 22.00 974 22.98
23.05 969 24.04 997 25.05
25.21 993 26.23 1020 27.25
27.51 1017 28.55 1044 29.60
29.95 1041 31.02 1068 32.09
32.55 1066 33.64 1092 34.73
35.29 1091 36.40 1117 37.52
3.4 3.6 3.8
Bhp Rpm Bhp Rpm Bhp
17.28 1033 18.24 1057 19.22
19.52 1066 20.51 1088 21.52
20.81 1082 21.81 1105 22.82
22.21 1100 23.22 1122 24.25
23.74 1117 24.76 1140 25.80
25.40 1136 26.43 1158 27.48
27.19 1154 28.24 1176 29.29
29.11 1173 30.17 1195 31.24
31.17 1193 32.25 — —
33.38 — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
1.0
Bhp
5.33
6.86
7.77
8.79
9.91
11.14
12.49
13.96
15.54
17.25
19.09
21.07
23.18
25.43
27.83
2.0
Bhp
9.23
10.89
11.87
12.96
14.17
15.49
16.94
18.50
20.19
22.01
23.97
26.06
28.28
30.65
33.17
3.0
Bhp
13.59
15.38
16.42
17.57
18.83
20.22
21.73
23.36
25.13
27.03
29.06
31.24
33.55
36.02
—
4.0
Bhp
18.26
20.22
21.32
22.53
23.85
25.29
26.85
28.54
30.36
—
—
—
—
—
—
2.0
Rpm Bhp
821 10.89
857 12.96
876 14.17
896 15.49
916 16.94
937 18.50
958 20.19
979 22.01
1001 23.97
1024 26.06
1046 28.28
1070 30.65
1093 33.17
1117 35.83
1141 38.64
4.0
Rpm Bhp
1079 20.22
1111 22.53
1127 23.85
1144 25.29
1161 26.85
1179 28.54
1197 30.36
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