Carrier 48AJ Operating And Service Manual page 19

AIRFLOW
0.2 0.4
(Cfm)
Rpm Bhp Rpm
8,000 526 3.10 573
9,000 579 4.08 621
10,000 633 5.24 671
11,000 687 6.59 723
12,000 742 8.15 775
13,000 797 9.92 827
14,000 852 11.92 881
15,000 908 14.15 935
16,000 964 16.63 989
17,000 1021 19.37 1044
18,000 1077 22.37 1099
19,000 1133 25.65 1155
20,000 1190 29.21 —
AIRFLOW
2.2 2.4
(Cfm)
Rpm Bhp Rpm
8,000 917 7.48 949
9,000 942 8.66 973
10,000 971 10.03 1001
11,000 1003 11.60 1031
12,000 1038 13.38 1065
13,000 1075 15.37 1101
14,000 1115 17.59 1139
15,000 1157 20.04 1180
16,000 1200 22.73 1222
17,000 1245 25.67 1266
18,000 1290 28.88 —
19,000 — — —
20,000 — — —
AIRFLOW
0.2
(Cfm)
Rpm
8,000 526
9,000 579
10,000 633
11,000 687
12,000 742
13,000 797
14,000 852
15,000 908
16,000 964
17,000 1021
18,000 1077
19,000 1133
20,000 1190
AIRFLOW
1.2
(Cfm)
Rpm
8,000 740
9,000 775
10,000 813
11,000 854
12,000 898
13,000 943
14,000 990
15,000 1038
16,000 1086
17,000 1136
18,000 1187
19,000 1238
20,000 —
AIRFLOW
2.2
(Cfm)
Rpm
8,000 917
9,000 942
10,000 971
11,000 1003
12,000 1038
13,000 1075
14,000 1115
15,000 1157
16,000 1200
17,000 1245
18,000 1290
19,000 —
20,000 —
AIRFLOW
3.2
(Cfm)
Rpm
8,000 1067
9,000 1089
10,000 1113
11,000 1139
12,000 1167
13,000 1199
14,000 1232
15,000 1269
16,000 —
17,000 —
18,000 —
19,000 —
20,000 —
LEGEND
Bhp — Brake Horsepower
NOTES:
1. Fan performance is based on wet coils, economizer, roof curb, cabinet losses, and clean
2-in. filters.
Table 25 — Fan Performance — 48AW,AY040 Units
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.6 0.8
Bhp Rpm Bhp Rpm Bhp
3.50 617 3.91 660 4.33
4.51 662 4.95 701 5.39
5.70 709 6.16 744 6.62
7.07 757 7.56 790 8.05
8.65 807 9.17 838 9.68
10.45 857 10.98 887 11.52
12.47 909 13.03 936 13.59
14.72 961 15.31 987 15.89
17.23 1014 17.83 1039 18.43
19.98 1068 20.60 1091 21.23
23.01 1122 23.64 1144 24.29
26.30 1176 26.96 1197 27.62
— — — — —
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.6 2.8
Bhp Rpm Bhp Rpm Bhp
7.96 980 8.44 1010 8.94
9.16 1003 9.66 1033 10.17
10.55 1030 11.06 1058 11.59
12.13 1059 12.67 1086 13.21
13.92 1091 14.47 1117 15.03
15.93 1126 16.50 1150 17.07
18.17 1163 18.75 1186 19.34
20.64 1202 21.24 1225 21.85
23.35 1243 23.97 1265 24.60
26.32 1286 26.96 — —
— — — — —
— — — — —
— — — — —
Table 26 — Fan Performance — 48AW,AY041 Units
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
Bhp Rpm Bhp
3.10 573 3.50
4.08 621 4.51
5.24 671 5.70
6.59 723 7.07
8.15 775 8.65
9.92 827 10.45
11.92 881 12.47
14.15 935 14.72
16.63 989 17.23
19.37 1044 19.98
22.37 1099 23.01
25.65 1155 26.30
29.21 — —
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Bhp Rpm Bhp
5.18 778 5.62
6.28 810 6.74
7.57 846 8.05
9.04 885 9.54
10.72 927 11.24
12.61 970 13.15
14.72 1016 15.29
17.06 1062 17.65
19.65 1110 20.26
22.49 1158 23.12
25.59 1208 26.25
28.96 — —
— — —
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.4
Bhp Rpm Bhp
7.48 949 7.96
8.66 973 9.16
10.03 1001 10.55
11.60 1031 12.13
13.38 1065 13.92
15.37 1101 15.93
17.59 1139 18.17
20.04 1180 20.64
22.73 1222 23.35
25.67 1266 26.32
28.88 — —
— — —
— — —
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4
Bhp Rpm Bhp
9.93 1094 10.44
11.21 1116 11.73
12.66 1139 13.20
14.31 1164 14.86
16.16 1192 16.73
18.23 1222 18.82
20.53 1255 21.14
23.07 1290 23.69
— — —
— — —
— — —
— — —
— — —
1.0 1.2
Rpm Bhp Rpm Bhp Rpm
700 4.75 740 5.18 778
738 5.83 775 6.28 810
779 7.09 813 7.57 846
823 8.54 854 9.04 885
868 10.20 898 10.72 927
915 12.07 943 12.61 970
963 14.15 990 14.72 1016
1013 16.48 1038 17.06 1062
1063 19.04 1086 19.65 1110
1114 21.86 1136 22.49 1158
1165 24.94 1187 25.59 1208
1217 28.29 1238 28.96 —
— — — — —
3.0 3.2
Rpm Bhp Rpm Bhp Rpm
1039 9.43 1067 9.93 1094
1061 10.69 1089 11.21 1116
1086 12.12 1113 12.66 1139
1112 13.75 1139 14.31 1164
1142 15.59 1167 16.16 1192
1175 17.65 1199 18.23 1222
1210 19.94 1232 20.53 1255
1247 22.46 1269 23.07 1290
1286 25.23 — — —
— — — — —
— — — — —
— — — — —
— — — — —
0.6
Rpm Bhp
617 3.91
662 4.95
709 6.16
757 7.56
807 9.17
857 10.98
909 13.03
961 15.31
1014 17.83
1068 20.60
1122 23.64
1176 26.96
— —
1.6
Rpm Bhp
814 6.07
845 7.21
879 8.53
916 10.05
955 11.77
997 13.70
1041 15.86
1086 18.25
1133 20.88
1180 23.76
1229 26.90
— —
— —
2.6
Rpm Bhp
980 8.44
1003 9.66
1030 11.06
1059 12.67
1091 14.47
1126 16.50
1163 18.75
1202 21.24
1243 23.97
1286 26.96
— —
— —
— —
3.6
Rpm Bhp
1121 10.95
1142 12.26
1165 13.75
1189 15.43
1216 17.31
1246 19.41
1277 21.74
— —
— —
— —
— —
— —
— —
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.
19
1.4 1.6 1.8
Bhp Rpm Bhp Rpm Bhp
5.62 814 6.07 850 6.53
6.74 845 7.21 878 7.69
8.05 879 8.53 910 9.03
9.54 916 10.05 945 10.56
11.24 955 11.77 983 12.30
13.15 997 13.70 1024 14.25
15.29 1041 15.86 1066 16.43
17.65 1086 18.25 1110 18.84
20.26 1133 20.88 1156 21.49
23.12 1180 23.76 1202 24.39
26.25 1229 26.90 1250 27.56
— — — — —
— — — — —
3.4 3.6 3.8
Bhp Rpm Bhp Rpm Bhp
10.44 1121 10.95 1147 11.46
11.73 1142 12.26 1168 12.80
13.20 1165 13.75 1190 14.30
14.86 1189 15.43 1214 15.99
16.73 1216 17.31 1240 17.89
18.82 1246 19.41 1269 20.00
21.14 1277 21.74 1300 22.35
23.69 — — — —
— — — — —
— — — — —
— — — — —
— — — — —
— — — — —
0.8
Rpm Bhp Rpm
660 4.33 700
701 5.39 738
744 6.62 779
790 8.05 823
838 9.68 868
887 11.52 915
936 13.59 963
987 15.89 1013
1039 18.43 1063
1091 21.23 1114
1144 24.29 1165
1197 27.62 1217
— — —
1.8
Rpm Bhp Rpm
850 6.53 884
878 7.69 911
910 9.03 941
945 10.56 974
983 12.30 1011
1024 14.25 1050
1066 16.43 1091
1110 18.84 1134
1156 21.49 1178
1202 24.39 1223
1250 27.56 1270
— — —
— — —
2.8
Rpm Bhp Rpm
1010 8.94 1039
1033 10.17 1061
1058 11.59 1086
1086 13.21 1112
1117 15.03 1142
1150 17.07 1175
1186 19.34 1210
1225 21.85 1247
1265 24.60 1286
— — —
— — —
— — —
— — —
3.8
Rpm Bhp Rpm
1147 11.46 1172
1168 12.80 1193
1190 14.30 1215
1214 15.99 1238
1240 17.89 1264
1269 20.00 1291
1300 22.35 —
— — —
— — —
— — —
— — —
— — —
— — —
2.0
Rpm Bhp
884 7.00
911 8.17
941 9.53
974 11.08
1011 12.84
1050 14.81
1091 17.01
1134 19.44
1178 22.11
1223 25.03
1270 28.22
— —
— —
4.0
Rpm Bhp
1172 11.98
1193 13.33
1215 14.86
1238 16.56
1264 18.48
1291 20.61
— —
— —
— —
— —
— —
— —
— —
1.0
Bhp
4.75
5.83
7.09
8.54
10.20
12.07
14.15
16.48
19.04
21.86
24.94
28.29
—
2.0
Bhp
7.00
8.17
9.53
11.08
12.84
14.81
17.01
19.44
22.11
25.03
28.22
—
—
3.0
Bhp
9.43
10.69
12.12
13.75
15.59
17.65
19.94
22.46
25.23
—
—
—
—
4.0
Bhp
11.98
13.33
14.86
16.56
18.48
20.61
—
—
—
—
—
—
—