Bryant 548F - Manual (Page 80)

80
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS
LEGEND
Refer to page 87 for general Fan Performance notes.
NOTES:
1. Boldface indicates a field-supplied drive is required. (See Note 3.)
2. Maximum continuous bhp is 1.20.
3. Motor drive range: 760 to 1090 rpm. All other rpms require field-
supplied drive.
LEGEND
Refer to page 87 for general Fan Performance notes.
NOTES:
1. Boldface indicates a field-supplied drive is required. (See Note 4.)
2. indicates field-supplied motor and drive are required.
3. Maximum continuous bhp is 1.20.
4. Motor drive range: 840 to 1185 rpm. All other rpms require field-
supplied drive.
549B036 (3 TONS) — STANDARD MOTOR (BELT DRIVE)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.1 0.2 0.3 0.4 0.5 0.6
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
900 581 0.12 673 0.18 736 0.22 805 0.25 865 0.29 911 0.34
1000 644 0.19 709 0.22 782 0.28 835 0.30 900 0.35 937 0.38
1100 687 0.22 746 0.26 806 0.30 867 0.35 929 0.40 964 0.40
1200 733 0.26 785 0.32 843 0.35 903 0.41 960 0.47 994 0.50
1300 754 0.29 826 0.38 891 0.43 942 0.48 991 0.53 1047 0.60
1400 810 0.35 868 0.45 937 0.51 984 0.57 1032 0.62 1067 0.67
1500 841 0.42 911 0.53 985 0.61 1029 0.66 1073 0.72 1109 0.77
549B036 (3 TONS) — STANDARD MOTOR (BELT DRIVE) (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.7 0.8 0.9 1.0 1.1 1.2
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
900 957 0.39 988 0.43 1039 0.45 1061 0.47 1083 0.53 1105 0.57
1000 992 0.44 1039 0.49 1061 0.51 1086 0.55 1111 0.59 1136 0.63
1100 1013 0.49 1068 0.55 1090 0.58 1109 0.61 1127 0.64 1145 0.67
1200 1045 0.56 1090 0.64 1109 0.64 1156 0.68 1203 0.71 1250 0.74
1300 1075 0.64 1122 0.70 1152 0.72 1190 0.76 1228 0.80 1266 0.84
1400 1110 0.73 1160 0.84 1181 0.81 1237 0.85 1293 0.89 1349 0.93
1500 1150 0.82 1190 1.00 1225 0.90 1271 0.95 1317 1.00 1363 1.05
Bhp — Brake Horsepower Input to Fan
549B048 (4 TONS) — STANDARD MOTOR (BELT DRIVE)
Airflow
(Cfm)
External Static Pressure (in. wg)
0.1 0.2 0.3 0.4 0.6 0.7 0.8
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1200 542 0.16 616 0.21 678 0.27 739 0.32 842 0.44 886 0.50 929 0.56
1300 576 0.20 644 0.25 704 0.31 764 0.37 867 0.50 910 0.56 952 0.62
1400 610 0.24 673 0.30 732 0.36 791 0.42 889 0.55 933 0.62 976 0.69
1500 646 0.28 704 0.35 761 0.42 818 0.48 912 0.61 957 0.69 1001 0.76
1600 681 0.33 735 0.40 790 0.47 845 0.54 920 0.68 931 0.76 1023 0.83
1700 718 0.39 768 0.46 836 0.54 873 0.61 965 0.76 1005 0.84 1045 0.91
1800 754 0.45 801 0.53 851 0.61 900 0.69 992 0.84 1032 0.92 1071 1.00
1900 791 0.52 836 0.60 832 0.69 828 0.77 1019 0.93 1058 1.02 1097 1.10
2000 828 0.60 870 0.68 864 0.77 858 0.86 1046 1.03 1085 1.12 1124 1.21
549B048 (4 TONS) — STANDARD MOTOR (BELT DRIVE) (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.0 1.1 1.2 1.4 1.6 1.8
Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp
1200 1008 0.67 1052 0.73 1096 0.78 1134 0.89 1203 1.00 — —
1300 1029 0.75 1065 0.81 1101 0.86 1174 1.01 1229 1.15 1277 1.27
1400 1052 0.83 1087 0.90 1121 0.96 1183 1.09 1255 1.22 1305 1.38
1500 1076 0.91 1111 0.99 1145 1.06 1208 1.20 1274 1.33 1337 1.47
1600 1100 1.00 1134 1.08 1168 1.15 1232 1.31 1291 1.46 1350 1.60
1700 1124 1.09 1158 1.17 1192 1.25 1255 1.42 1314 1.58 1370 1.77
1800 1147 1.18 1182 1.27 1217 1.36 1279 1.54 1381 1.71 1393 1.89
1900 1169 1.27 1205 1.37 1240 1.47 1303 1.66 1408 1.85 1417 2.03
2000 1194 1.38 1228 1.48 1262 1.58 1327 1.78 1436 1.98 1440 2.18
Bhp — Brake Horsepower Input to Fan
50
T
F
Q
0
04
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12
5
49B
036
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