Carrier WeatherExpert 48N2 Controls, Start-Up, Operation, Service, And Troubleshooting page 13

Table 8 — Fan Performance — 48/50N 120 Nominal Ton Units High-Static Supply Fan Data
AIRFLOW
0.2
(cfm)
Rpm Bhp
24,000 427 4.78
28,000 489 6.84
32,000 520 8.07
34,000 583 10.94
36,000 614 12.60
38,000
646 14.42
40,000
678 16.41
42,000 710 18.56
44,000 742 20.90
46,000 774 23.41
48,000 807 26.12
50,000 839 29.01
52,000 871 32.11
56,000
936 38.94
60,000 1001 46.62
AIRFLOW
1.2
(cfm)
Rpm Bhp
24,000 564 10.05
28,000 611 12.66
32,000 636 14.15
34,000 688 17.54
36,000
715 19.46
38,000 742 21.53
40,000 770 23.76
42,000 798 26.16
44,000 827 28.73
46,000 856 31.49
48,000 885 34.43
50,000
915 37.56
52,000
944 40.88
56,000 1004 48.15
60,000 1065 56.29
AIRFLOW
2.2
(cfm)
Rpm Bhp
24,000
676 15.46
28,000 715 18.63
32,000 736 20.39
34,000 781 24.30
36,000 804 26.48
38,000 829 28.79
40,000 854 31.27
42,000
879 33.91
44,000 905 36.72
46,000 931 39.71
48,000 958 42.88
50,000 985 46.24
52,000 1013 49.79
56,000 1069 57.50
60,000
1126 66.08
AIRFLOW
3.2
(cfm)
Rpm Bhp
24,000 773 20.94
28,000 807 24.69
32,000 825 26.72
34,000 865 31.17
36,000
886 33.59
38,000 908 36.15
40,000 930 38.88
42,000 953 41.76
44,000 977 44.81
46,000 1001 48.02
48,000 1026 51.43
50,000
1052 55.02
52,000 1077 58.79
56,000 1130 66.96
60,000 1184 75.95
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
Rpm Bhp Rpm
458 5.82 486
515 7.99 541
545 9.26 569
605 12.24 627
636 13.95 656
666 15.83 686
697 17.86 716
729 20.07 747
760 22.45 777
791 25.01 808
823 27.77 839
854 30.71 870
886 33.86 901
950 40.77 964
1014 48.55 1027
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Rpm Bhp Rpm
588 11.12 611
633 13.85 655
657 15.39 678
708 18.89 727
734 20.85 752
760 22.97 778
788 25.26 804
815 27.70 831
843 30.32 859
871 33.12 887
900 36.11 915
929 39.29 943
958 42.66 972
1017 50.02 1031
1077 58.23 1090
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.4
Rpm Bhp Rpm
696 16.55 716
734 19.84 753
755 21.65 773
798 25.67 815
821 27.89 838
845 30.26 861
869 32.78 885
894 35.47 909
920 38.33 934
946 41.36 960
972 44.58 986
999 47.99 1012
1026 51.58 1039
1081 59.38 1094
1138 68.04 1149
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4
Rpm Bhp Rpm
791 22.05 809
824 25.91 841
842 28.00 858
881 32.55 896
901 35.02 916
923 37.64 937
945 40.42 959
968 43.34 982
991 46.44 1005
1015 49.71 1028
1040 53.15 1053
1064 56.78 1077
1090 60.61 1102
1142 68.86 1154
1195 77.95 1207
13
0.6 0.8
Bhp Rpm
6.86 513
9.14 565
10.47 592
13.55 648
15.32 676
17.24 705
19.32 735
21.58 764
24.01 794
26.62 824
29.42 854
32.41 885
35.61 916
42.60 977
50.48 1040
1.6 1.8
Bhp Rpm
12.20 633
15.04 675
16.64 698
20.24 745
22.25 770
24.42 795
26.75 821
29.24 848
31.92 874
34.76 902
37.79 929
41.02 958
44.43 986
51.89 1043
60.18 1102
2.6 2.8
Bhp Rpm
17.65 736
21.05 771
22.92 790
27.04 832
29.31 854
31.73 877
34.30 900
37.04 924
39.94 949
43.02 974
46.28 1000
49.74 1026
53.38 1052
61.28 1106
70.01 1161
3.6 3.8
Bhp Rpm
23.15 826
27.13 857
29.27 874
33.93 912
36.46 931
39.12 952
41.94 974
44.93 996
48.06 1018
51.38 1042
54.87 1065
58.56 1090
62.43 1115
70.76 1165
79.93 1218
1.0
Bhp Rpm Bhp
7.92 539 8.98
10.30 589 11.48
11.69 614 12.91
14.88 668 16.21
16.69 696 18.07
18.67 724 20.09
20.80 753 22.28
23.10 782 24.63
25.58 811 27.16
28.23 840 29.86
31.08 870 32.75
34.12 900 35.84
37.36 930 39.12
44.45 991 46.30
52.41 1052 54.35
2.0
Bhp Rpm Bhp
13.28 655 14.37
16.23 695 17.43
17.88 717 19.13
21.59 763 22.95
23.65 787 25.06
25.87 812 27.33
28.25 837 29.76
30.79 863 32.35
33.51 890 35.11
36.40 917 38.06
39.48 944 41.18
42.75 971 44.49
46.21 999 48.01
53.76 1056 55.63
62.14 1114 64.11
3.0
Bhp Rpm Bhp
18.74 754 19.84
22.25 789 23.47
24.18 808 25.45
28.41 848 29.79
30.73 870 32.16
33.20 892 34.68
35.83 915 37.35
38.61 939 40.18
41.56 963 43.18
44.69 988 46.35
48.00 1013 49.72
51.49 1039 53.25
55.18 1065 56.99
63.17 1118 65.06
72.00 1173 73.97
4.0
Bhp Rpm Bhp
24.25 843 25.36
28.35 873 29.57
30.55 890 31.83
35.32 927 36.70
37.89 946 39.33
40.62 967 42.10
43.49 988 45.02
46.51 1009 48.10
49.70 1032 51.34
53.07 1055 54.74
56.60 1078 58.33
60.32 1102 62.10
64.24 1127 66.06
72.67 1177 74.58
81.93 1229 83.92