Table 35 -- Fan Performance -- 50AW,AY041 Units
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW 0.4 0.6
(Cfm)
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
AIRFLOW
(Cfm)
0.2
Rpm
499
548
599
649
701
753
805
857
918
963
1016
1069
1122
1.2
Rpm
711
744
779
817
857
899
942
987
1032
1078
1126
1173
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
Bhp
2.88
3.78
4.86
6.11
7,54
9.18
11.03
13.09
15.38
17,91
20.68
23.71
26.99
Rpm
546
581
837
885
734
783
833
884
835
986
1038
1090
1142
Bhp
3.27
4.20
5.30
6,57
8,03
9.69
11.56
13.64
15.95
18.50
21.29
24.33
27.64
Rpm
580
831
875
720
766
813
861
910
960
1010
1060
1111
1162
Bhp
3,68
4.62
5,74
7.04
8.52
10.21
12.09
14.20
16.53
19.09
21.90
24.96
28.29
Bhp
4.87
5.90
7.09
8,47
10.02
11.77
13.73
15.89
18,28
20.91
23.77
26.89
Rpm
748
778
812
848
886
827
968
1011
1056
1101
1147
1194
1.4
AVAILABLE EXTERNAL STATIC PRESSURE (in. w_)
1.6
Bhp
5.28
6.33
7,55
8.94
10.52
12,30
14.27
16.46
18,87
21,52
24,41
27,54
Bpm
784
812
844
878
915
953
984
1036
1079
1123
1168
1214
Rpm
832
870
711
753
787
842
889
936
984
1033
1082
1132
1182
0.8
Bhp
4.08
5,04
6.19
7.51
9.02
10.72
12.63
14.76
17.11
19.69
22.52
25.60
28.95
1.0
Rpm
672
708
746
768
828
871
818
862
1008
1058
1104
1153
Bhp
4.46
5,47
6.64
7.99
9.52
11.25
13.18
15.32
17.69
20.30
23.15
26.25
Bhp
5.70
8.77
8.01
9,43
11.03
12,82
14,82
17.03
19.47
22.13
25.04
28,19
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW
(Cfm) 2.4 2.6
2.2
Rpm
885
908
934
984
986
lO31
lO86
11o6
1146
1187
123o
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
Bhp
7,03
8,13
9,42
10.89
12.55
14.41
16,48
18.75
21.25
23.98
26.95
Rpm
817
839
863
982
lO23
1056
1092
1129
1168
1208
1250
Bhp
7,48
8,60
9.90
11.39
13.07
14.95
17.03
19.33
21.85
24.60
27.58
Bpm
819
845
875
907
943
98O
1019
1060
1101
1145
1189
1234
1.8
Bhp
6.14
7.22
8.47
9.91
11.53
13.35
15.37
17.61
20.06
22.75
25.67
28.85
2.0
Bpm
853
877
905
936
970
lOO6
lO44
lO83
1124
1166
12o9
Bhp
6,58
7.67
8.94
10.40
12.04
13.88
15.92
18.18
20.66
23.36
26.31
Bpm
948
968
992
1019
1048
1081
1115
1151
1189
1229
1269
Bhp
7.95
9.08
10.39
11.89
13.59
15.48
17.59
19.91
22.45
25.21
28.22
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
AIRFLOW 3.4 3.6
(Cfm)
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
3.2
Rpm
1036
1053
1073
1097
1123
1152
1184
1217
1253
1289
Bpm
976
987
1020
1045
1074
1105
1136
1174
1211
1249
1289
2.8
Bhp
8.42
9.56
10.89
12.40
14.11
16.03
18.15
20.48
23.04
25.83
28.86
3.0
Bpm
lOO7
lO28
lO47
lO71
lO99
1129
1161
1196
1232
127o
Bhp
8.90
10.05
11.39
12.91
14.64
16.57
18.71
21.07
23.64
26.46
Bhp
9.39
10.55
11.89
13.43
15.17
17,12
19.27
21.65
24.25
27.07
Rpm
1063
1080
1100
1122
1147
1175
1206
1239
1273
Bhp
9.88
11.05
12.41
13.96
15.71
17.67
19.84
22.23
24.85
Rpm
1090
1107
1125
1147
1171
1188
1228
1260
1293
Bhp
10,38
11.58
12,93
14,49
16.25
18,22
20.41
22.82
25,45
Rpm
1116
1133
1151
1171
1195
1221
1250
1280
3.8
Bhp
10.88
12,08
13.45
15,02
16.80
18.78
20.99
23.41
4.0
Rpm
1142
1158
1175
1195
1218
1243
1271
Bhp
11.38
12,80
13.08
15,58
17.35
19,35
21,58
Table 36 -- Fan Performance -- 50AW,AY,A4,A5050 Units
AIRFLOW
(Cfm)
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
Rpm Bhp Bpm Bhp Rpm Bhp Bpm Bhp Rpm Bhp Rpm Bhp Bpm Bhp Rpm Bhp Bpm Bhp Rpm Bhp
509 2.95 555 3.35 599 3.74 640 4.14 680 4.54 718 4.95 755 5.36 791 5.79 826 6.22 859 6.66
558 3.87 600 4.29 640 4.71 678 5.13 715 5.56 751 5.99 786 6.42 819 6.87 852 7.31 884 7.77
608 4.96 646 5.40 683 5.85 719 6.30 754 6.75 787 7.20 819 7.66 851 8.12 882 8,58 912 9.06
659 6.23 694 8.69 728 7.16 762 7,64 794 8.11 825 8.59 856 9.07 886 9,55 915 10.04 943 10.53
710 7,68 743 8.17 775 8.67 808 9.17 836 9,67 866 10.17 895 10.67 923 11.17 950 11.68 978 12.19
763 9.35 793 9.86 823 10.37 852 10.89 880 11.42 908 11.94 935 12.47 962 12.99 988 13.52 1014 14.05
815 11.22 843 11.75 871 12.29 899 12.83 925 13.38 952 13.92 978 14.47 1003 15.02 1028 15.57 1052 18.12
868 13.31 895 13.86 921 14.42 946 14.98 972 15.55 997 16.12 1021 18.69 1045 17.26 1069 17,83 1092 18.41
921 15.64 946 18.21 971 16.78 995 17,37 1019 17.96 1043 18.54 1066 19.14 1089 19.73 1111 20.32 1134 20.92
974 18.20 998 18.79 1021 19.39 1044 19.99 1067 20.60 1089 21.21 1112 21.82 1134 22.43 1155 23.05 1176 23.66
1028 21.01 1050 21.62 1072 22.24 1094 22.86 1118 23.48 1137 24.12 1158 24.75 1179 25.38 1200 26,02 1220 28.65
1081 24.08 1103 24.71 1124 25.35 1145 25,99 1165 28.63 1185 27.28 1208 27,93 1226 28.58 1245 29.24 1265 29.90
1135 27.42 1155 28.06 1175 28.72 1195 29.38 1215 30.04 1234 30.71 1254 31.38 1273 32.05 1292 32.72 -- --
AIRFLOW
(Cfm)
8,000
9,000
10,000
11,000
12,000
13,000
14,000
15,000
16,000
17,000
18,000
19,000
20,000
AVAILABLE EXTERNAL STATIC PRESSURE/in. w_!
2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0
Rpm Bhp Bpm Bbp Rpm Bhp Bpm Bbp Rpm Bhp Rpm Bhp Bpm Bbp Rpm Bhp Bpm Bbp Rpm Bhp
892 7.12 923 7.57 954 8,04 984 8,52 1013 9.00 1041 9.49 1069 9,98 1095 10,48 1121 10.98 1147 11.49
915 8,23 945 8.70 975 9.18 1003 9.67 1032 10,16 1059 10.66 1088 11.18 1112 11.67 1138 12.19 1163 12.71
941 9.53 970 10.02 998 10.51 1026 11.00 1053 11.51 1080 12.01 1108 12.53 1131 13.05 1158 13.58 1181 14.11
871 11.02 999 11.52 1026 12.02 1052 12.53 1078 13.05 1103 13.57 1128 14.09 1153 14.63 1177 15.18 1201 15.71
1004 12.70 1030 13.22 1056 13.74 1081 14.28 1108 14.79 1130 15.33 1154 15.86 1178 18.41 1201 16.96 1224 17.51
1039 14,59 1064 15.12 1088 15.66 1113 16.20 1136 16.74 1160 17,29 1183 17.85 1206 18.40 1228 18.98 1250 19,53
1076 16.68 1100 17.23 1123 17.79 1147 18,35 1169 18,91 1192 19.48 1214 20.04 1236 20.62 1257 21.19 1278 21.77
1115 18.98 1138 19.56 1160 20.14 1182 20.72 1204 21.30 1226 21.88 1247 22.47 1268 23.05 1289 23.65 -- --
1156 21.82 1178 22.11 1199 22.71 1220 23.31 1241 23.91 1262 24.81 1282 25.12 ......
1198 24.28 1218 24.90 1239 25.52 1259 26,14 1279 26.76 1299 27.38 ........
1240 27.29 1260 27.93 1280 28.57 1300 29.21 ............
1284 30.55 ..................
LEGEND 2. Conversion-- Bhp to watts:
Bhp -- Brake Horsepower
edb -- Entering Dry Bulb Watts = Bhp x 746
ewb -- Entering Wet Bulb Motor efficiency
NOTES:
1. Fan performance is based on wet coils, economizer, roof curb, cabinet losses, and clean 2-in.
filters.
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.
24
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