Carrier WeatherExpert 48N2 Controls, Start-Up, Operation, Service, And Troubleshooting page 11

Table 6 — Fan Performance — 48/50N 105 Nominal Ton Units High-Static Supply Fan Data
AIRFLOW
0.2
(cfm)
Rpm
21,000 441
25,000 497
27,000 534
29,000
572
31,000 610
33,000 649
35,000 687
37,000 726
39,000 764
41,000 803
42,000
842
44,000
881
46,000 920
48,000 959
52,500 1047
AIRFLOW
1.2
(cfm)
Rpm
21,000 563
25,000 606
27,000
636
29,000 667
31,000 699
33,000 732
35,000 766
37,000 801
39,000 836
41,000
871
42,000
907
44,000 943
46,000 979
48,000 1016
52,500 1099
AIRFLOW
2.2
(cfm)
Rpm
21,000 676
25,000 707
27,000 731
29,000 757
31,000 784
33,000
813
35,000 842
37,000 873
39,000 905
41,000 937
42,000 970
44,000 1003
46,000
1037
48,000
1071
52,500 1150
AIRFLOW
3.2
(cfm)
Rpm
21,000 780
25,000
803
27,000
822
29,000 843
31,000 865
33,000 890
35,000 916
37,000 943
39,000 972
41,000
1001
42,000 1031
44,000 1062
46,000 1094
48,000 1126
52,500 1200
LEGEND
Bhp — Brake Horsepower
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4
Bhp Rpm Bhp
4.97 466 5.77
6.95 519 7.83
8.54 555 9.47
10.35 592 11.33
12.41 629 13.44
14.72 666 15.80
17.30 703 18.43
20.16 741 21.34
23.31 779 24.54
26.78 817 28.05
30.56 855 31.89
34.68 893 36.06
39.14 932 40.56
43.97 970 45.43
56.20 1057 57.78
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.4
Bhp Rpm Bhp
9.35 587 10.33
11.67 627 12.71
13.49 655 14.56
15.53 685 16.64
17.81 717 18.97
20.35 749 21.55
23.16 782 24.41
26.25 815 27.54
29.65 850 30.97
33.34 884 34.71
37.35 919 38.76
41.70 955 43.15
46.40 991 47.89
51.44 1027 52.99
64.19 1109 65.82
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.4
Bhp Rpm Bhp
14.53 697 15.65
17.11 727 18.27
19.11 750 20.30
21.34 774 22.56
23.81 801 25.07
26.55 828 27.85
29.56 857 30.90
32.85 887 34.22
36.44 918 37.86
40.34 950 41.80
44.57 982 46.06
49.13 1015 50.66
54.03 1048 55.60
59.29 1082 60.91
72.51 1160 74.21
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
3.4
Bhp Rpm Bhp
20.37 801 21.61
23.16 822 24.44
25.30 839 26.61
27.69 859 29.02
30.33 881 31.70
33.25 905 34.64
36.43 930 37.86
39.90 957 41.37
43.68 985 45.18
47.76 1014 49.30
52.18 1043 53.76
56.93 1074 58.53
62.03 1105 63.67
67.49 1137 69.17
81.15 1210 82.92
0.6
Rpm Bhp Rpm
491 6.61 516
541 8.75 563
576 10.43 596
611 12.34 630
647 14.50 664
683 16.91 699
719 19.58 735
756 22.53 771
793 25.79 807
831 29.35 844
868 33.22 881
906 37.44 918
944 41.99 956
982 46.91 993
1068 59.35 1078
1.6
Rpm Bhp Rpm
609 11.34 632
647 13.77 667
675 15.66 694
704 17.78 722
734 20.15 751
765 22.77 781
797 25.66 812
830 28.84 844
863 32.31 877
897 36.09 911
932 40.19 945
967 44.62 979
1002 49.41 1014
1038 54.54 1049
1119 67.48 1129
2.6
Rpm Bhp Rpm
719 16.79 739
746 19.46 765
768 21.52 786
792 23.82 809
817 26.36 833
844 29.17 859
872 32.26 887
901 35.62 915
932 39.28 945
963 43.27 975
994 47.56 1007
1027 52.20 1039
1060 57.19 1071
1093 62.54 1104
1170 75.93 1180
3.6
Rpm Bhp Rpm
820 22.87 840
840 25.73 858
857 27.94 874
876 30.38 892
897 33.08 913
920 36.06 935
945 39.31 959
971 42.85 984
998 46.69 1011
1026 50.84 1039
1055 55.33 1067
1085 60.15 1097
1116 65.33 1127
1147 70.87 1158
1220 84.69 1230
11
0.8 1.0
Bhp Rpm
7.49 540
9.69 584
11.42 616
13.38 649
15.58 682
18.03 716
20.75 751
23.75 786
27.06 822
30.65 858
34.59 894
38.84 930
43.45 967
48.41 1004
60.95 1088
1.8 2.0
Bhp Rpm
12.38 654
14.86 688
16.78 713
18.94 739
21.34 768
24.01 797
26.94 827
30.16 859
33.67 891
37.49 924
41.64 957
46.11 991
50.92 1025
56.12 1060
69.14 1140
2.8 3.0
Bhp Rpm
17.96 760
20.67 784
22.76 804
25.09 826
27.66 849
30.51 875
33.63 901
37.03 929
40.73 958
44.75 988
49.09 1019
53.76 1050
58.78 1082
64.17 1115
77.66 1190
3.8 4.0
Bhp Rpm
24.14 859
27.05 876
29.28 891
31.75 908
34.48 928
37.49 950
40.77 973
44.34 998
48.20 1024
52.41 1051
56.93 1079
61.79 1108
67.00 1138
72.57 1169
86.47 1240
Bhp
8.41
10.67
12.44
14.44
16.69
19.18
21.95
25.00
28.34
31.99
35.96
40.26
44.91
49.92
62.57
Bhp
13.44
15.97
17.93
20.12
22.57
25.27
28.24
31.49
35.05
38.91
43.09
47.61
52.48
57.69
70.82
Bhp
19.16
21.90
24.02
26.38
29.00
31.87
35.02
38.46
42.21
46.26
50.63
55.34
60.40
65.83
79.39
Bhp
25.45
28.38
30.64
33.14
35.90
38.93
42.25
45.85
49.76
53.99
58.54
63.44
68.68
74.29
88.28