Bryant 580G Installation, Start-Up And Service Instructions Manual page 26

Table 8 — Fan Performance, 580G240-360 — Vertical Discharge Units
AIRFLOW
0.2
(Cfm)
Rpm Bhp Rpm
4,000 340 0.83
5,000 384 1.25
6,000 432 1.79
7,000 483 2.48
8,000 536 3.33
8,250 549 3.57
9,000 590 4.34
10,000 645 5.54
11,000 701 6.92
12,000 757 8.49
12,500 786 9.36
13,000 814 10.28
13,750 857 11.75
14,000 871 12.27
15,000 929 14.50
AIRFLOW
1.8
(Cfm)
Rpm Bhp Rpm
4,000 759 3.97
5,000 780 4.53
6,000 805 5.23
7,000 834 6.09
8,000 866 7.10
8,250 874 7.38
9,000 901 8.29
10,000 938 9.65
11,000 977 11.19 1006
12,000 1019 12.94 1047
12,500 1040 13.88 1067
13,000 1062 14.88 1089
13,750 1095 16.48 1121
14,000 1106 17.04 1132
15,000 1152 19.41 1177
AVAILABLE EXTERNAL STATIC PRESSURE
AIRFLOW
(Cfm) 3.4
Rpm Bhp Rpm
4,000 1017 7.79 1045
5,000 1033 8.42 1061
6,000 1053 9.21 1080
7,000 1075 10.16 1102
8,000 1100 11.28 1126
8,250 1107 11.59 1133
9,000 1128 12.58 1153
10,000 1158 14.06 1183
11,000 1190 15.74
12,000 — —
12,500 — —
13,000 — —
13,750 — —
14,000 — —
15,000 — —
For 580H units, reduce net available external static pressure by 0.3 in. wg.
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.4 0.6
Bhp Rpm Bhp
416 1.17 480 1.52
453 1.61 513 1.99
495 2.19 550 2.59
540 2.91 591 3.33
588 3.78 635 4.23
600 4.02 646 4.48
637 4.82 681 5.30
689 6.04 729 6.54
741 7.44 779 7.96
795 9.04 830 9.59
822 9.92 856 10.47
849 10.84 883 11.41
890 12.34 922 12.92
904 12.86 936 13.45
960 15.10 990 15.71
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
2.0 2.2
Bhp Rpm Bhp
796 4.42 831 4.87
816 4.99 851 5.45
840 5.70 874 6.18
868 6.57 901 7.07
899 7.60 930 8.11
907 7.89 938 8.40
932 8.80 963 9.33
968 10.18 997 10.72
11.75 1035 12.30
13.51 1074 14.08
14.46 1094 15.05
15.47 1115 16.06
17.08 1147 17.68
17.64 1157 18.25
20.04 1200 20.66
(in. wg)
3.6 3.8
Bhp Rpm Bhp
8.30 1072 8.82
8.94 1087 9.46
9.73 1106 10.27
10.69 1127 11.24
11.83 1151 12.38
12.14 1158 12.69
13.14 1178 13.70
14.63 — —
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0.8 1.0
Rpm Bhp Rpm Bhp
537 1.90 588 2.29
566 2.39 615 2.79
600 3.01 647 3.43
638 3.77 682 4.22
679 4.69 720 5.16
690 4.95 730 5.42
722 5.78 762 6.27
768 7.04 805 7.56
816 8.49 850 9.03
865 10.14 898 10.69
890 11.03 922 11.60
915 11.98 946 12.56
953 13.51 983 14.10
966 14.05 996 14.64
1019 16.33 1047 16.94
2.4 2.6
Rpm Bhp Rpm Bhp
865 5.34 897 5.81
884 5.93 916 6.41
906 6.67 937 7.16
932 7.56 962 8.07
961 8.62 990 9.14
968 8.92 998 9.44
992 9.86 1021 10.39
1026 11.27 1054 11.82
1062 12.87 1089 13.43
1100 14.66 1126 15.24
1120 15.63 1146 16.22
1140 16.66 1166 17.25
1172 18.29 1196 18.90
1182 18.86 — —
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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:
Watts =
Motor efficiency
—26—
1.2 1.4
Rpm Bhp Rpm Bhp
635 2.69 679 3.11
660 3.21 703 3.64
690 3.87 730 4.31
723 4.67 762 5.14
759 5.64 797 6.12
769 5.90 806 6.39
799 6.77 834 7.27
840 8.07 874 8.59
884 9.56 916 10.10
929 11.25 960 11.81
953 12.16 983 12.73
976 13.13 1006 13.71
1012 14.69 1041 15.28
1025 15.23 1053 15.83
1074 17.55 1101 18.17
2.8 3.0
Rpm Bhp Rpm Bhp
929 6.30 959 6.79
946 6.90 976 7.40
968 7.66 997 8.17
992 8.58 1020 9.10
1019 9.67 1047 10.20
1026 9.97 1054 10.50
1049 10.93 1076 11.48
1081 12.37 1107 12.93
1115 14.00 1141 14.57
1152 15.83 1177 16.42
1171 16.82 1195 17.41
1190 17.86 — —
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Bhp x 746
1.6
Rpm Bhp
720 3.53
742 4.08
769 4.77
799 5.61
832 6.61
841 6.88
868 7.77
906 9.12
947 10.65
990 12.37
1012 13.31
1034 14.30
1068 15.88
1080 16.43
1127 18.79
3.2
Rpm Bhp
988 7.28
1005 7.91
1025 8.69
1048 9.63
1074 10.74
1081 11.04
1102 12.03
1133 13.49
1166 15.15
1201 17.01
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