Carrier 50EW Air Conditioner User Manual


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Table 12 — Fan Performance, 50EJ/EK024-034 — Vertical Discharge Units
FOR EW/EY UNITS, REDUCE NET AVAILABLE EXTERNAL STATIC PRESSURE BY 0.3 IN. WG
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
4,000 322 0.77 401 1.09 466 1.43 523 1.78 575 2.13 622 2.50 666 2.87 707 3.25
5,000 361 1.14 433 1.50 494 1.86 548 2.23 598 2.62 643 3.00 686 3.40 726 3.80
6,000 403 1.62 468 2.01 526 2.41 577 2.81 624 3.21 668 3.62 709 4.04 748 4.46
7,000 448 2.22 508 2.65 561 3.08 609 3.50 654 3.93 696 4.37 736 4.81 773 5.25
8,000 495 2.97 549 3.42 599 3.88 645 4.33 687 4.79 727 5.25 765 5.71 801 6.18
8,250 507 3.18 560 3.64 609 4.10 654 4.56 696 5.02 735 5.49 773 5.96 809 6.43
9,000 543 3.85 593 4.34 639 4.82 682 5.30 723 5.78 761 6.27 797 6.76 832 7.24
10,000 592 4.90 638 5.41 682 5.91 722 6.42 760 6.93 797 7.44 832 7.95 865 8.46
11,000 642 6.10 685 6.64 725 7.17 764 7.70 800 8.24 835 8.77 868 9.30 900 9.84
12,000 693 7.48 733 8.04 771 8.60 807 9.15 841 9.71 874 10.26 906 10.82 937 11.38
12,500 718 8.23 757 8.80 794 9.37 829 9.94 862 10.51 895 11.08 926 11.64 956 12.21
13,000 744 9.03 781 9.62 817 10.20 851 10.78 884 11.36 915 11.93 946 12.51 975 13.09
13,750 783 10.32 818 10.92 852 11.52 885 12.12 917 12.71 947 13.31 977 13.90 1005 14.50
14,000 795 10.77 831 11.38 864 11.98 896 12.59 928 13.19 958 13.79 987 14.39 1015 14.99
15,000 847 12.71 880 13.34 912 13.96 943 14.59 972 15.21 1001 15.83 1029 16.45 1056 17.08
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.8 2.0 2.2 2.4 2.6 2.8 3.0 3.2
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
4,000 746 3.64 783 4.03 818 4.44 852 4.85 884 5.26 916 5.68 946 6.11 975 6.54
5,000 764 4.21 800 4.62 834 5.04 868 5.46 900 5.89 930 6.33 960 6.77 989 7.22
6,000 785 4.89 820 5.32 854 5.76 886 6.21 918 6.65 948 7.11 977 7.56 1006 8.02
7,000 809 5.70 843 6.16 876 6.61 908 7.08 939 7.54 968 8.01 997 8.49 1025 8.96
8,000 836 6.65 869 7.12 901 7.60 932 8.08 962 8.57 991 9.05 1019 9.55 1046 10.04
8,250 843 6.91 876 7.39 908 7.87 938 8.36 968 8.84 997 9.34 1025 9.83 1052 10.33
9,000 865 7.74 898 8.23 929 8.73 959 9.23 988 9.74 1016 10.24 1043 10.75 1070 11.27
10,000 897 8.98 928 9.49 958 10.01 987 10.53 1016 11.06 1043 11.58 1070 12.11 1096 12.64
11,000 931 10.37 961 10.91 990 11.45 1018 11.99 1046 12.54 1073 13.08 1099 13.63 1124 14.18
12,000 967 11.94 996 12.49 1024 13.06 1051 13.62 1078 14.18 1104 14.75 1129 15.31 1154 15.88
12,500 985 12.78 1014 13.35 1041 13.92 1068 14.49 1094 15.07 1120 15.64 1145 16.22 1169 16.80
13,000 1004 13.67 1032 14.25 1059 14.83 1086 15.42 1111 16.00 1137 16.59 1161 17.17 1185 17.76
13,750 1033 15.09 1060 15.69 1087 16.29 1112 16.88 1138 17.48 1162 18.08 1186 18.68 — —
14,000 1043 15.59 1070 16.19 1096 16.79 1122 17.40 1147 18.00 1171 18.60 1195 19.21 — —
15,000 1083 17.70 1109 18.32 1134 18.94 1159 19.56 1183 20.19 — — — — — —
AIRFLOW
(Cfm)
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4 3.6 3.8
Rpm Bhp Rpm Bhp Rpm Bhp
4,000 1004 6.97 1032 7.41 1059 7.86
5,000 1017 7.67 1045 8.12 1072 8.58
6,000 1034 8.49 1061 8.96 1087 9.43
7,000 1052 9.44 1079 9.93 1105 10.42
8,000 1073 10.54 1099 11.04 1125 11.55
8,250 1079 10.84 1105 11.34 1130 11.85
9,000 1096 11.78 1122 12.30 1147 12.82
10,000 1122 13.18 1147 13.71 1171 14.25
11,000 1149 14.73 1173 15.29 1197 15.84
12,000 1178 16.45 1202 17.03 — —
12,500 1193 17.38 ————
13,000 ——————
13,750 ——————
14,000 ——————
15,000 ——————
LEGEND
Bhp — Brake Horsepower
NOTES:
1. Fan performance is based on wet coils, economizer, roof curb,
cabinet losses, and clean 2-in. filters.
2. Conversion — Bhp to watts:
Bhp x 746
Watts =
Motor efficiency
3. VAV units will operate down to 70 cfm/ton.
36
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