Bryant 579F User Manual page 259

581A300 (25 TONS) (Low Heat Units)*
Airflow
0.2
(Cfm)
Rpm Watts
6,500 750 2,468
7,000 797 2,942
7,500 845 3,468
8,000 892 4,045
8,500 939 4,677
9,000 986 5,364
9,500 1033 6,108
10,000 1079 6,911
10,500 1126 7,773
11,000 1172 8,696 10.00
11,500 1219 9,681
12,000 1265 10,732 12.34
12,500 1311 11,848 13.63
581A300 (25 TONS) (Low Heat Units)* (cont)
Airflow
1.2
(Cfm)
Rpm Watts
6,500 988 3,900
7,000 1024 4,426
7,500 1063 5,026
8,000 1104 5,698
8,500 1146 6,443
9,000 1190 7,259
9,500 1235 8,148
10,000 1280 9,111 10.48
10,500 1326 10,147
11,000 1372 11,259 12.95
11,500 — —
12,000 — —
12,500 — —
LEGEND
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
*Motor drive ranges:
Low Range: 805-1007
High Range: 941-1176
All other rpms require field-supplied drive.
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
Available External Static Pressure (in. wg)
0.4
Bhp Rpm Watts Bhp
2.84 806 2,767 3.18
3.38 853 3,276 3.77
3.99 900 3,840 4.42
4.65 948 4,462 5.13
5.38 995 5,141 5.91
6.17 1042 5,882 6.76
7.03 1090 6,684 7.69
7.95 1137 7,550 8.68
8.94 1184 8,480 9.75
1232 9,475 10.90
11.13 1279 10,539 12.12
1326 11,669 13.42
— — —
Available External Static Pressure (in. wg)
1.4
Bhp Rpm Watts Bhp
4.49 1035 4,250 4.89
5.09 1066 4,760 5.48
5.78 1101 5,351 6.15
6.55 1140 6,020 6.92
7.41 1180 6,765 7.78
8.35 1222 7,586 8.73
9.37 1266 8,483 9.76
1310 9,456 10.88
11.67 1355 10,505 12.08
— — —
— — — —
— — — —
— — — —
0.6
Rpm Watts Bhp Rpm
854 3,031 3.49 898
899 3,557 4.09 941
945 4,142 4.76 985
991 4,789 5.51 1030
1038 5,497 6.32 1076
1085 6,269 7.21 1122
1132 7,105 8.17 1169
1180 8,007 9.21 1216
1227 8,978 10.33 1263
1274 10,017 11.52 1310
1322 11,127 12.80 1357
— — — —
— — — —
1.6
Rpm Watts Bhp Rpm
1082 4,634 5.33 1130
1109 5,126 5.90 1153
1141 5,702 6.56 1181
1176 6,361 7.32 1213
1214 7,103 8.17 1249
1255 7,925 9.11 1287
1296 8,824 10.15 1327
1340 9,804 11.28 1369
1384 10,862 12.49 —
— — — —
— — — —
— — — —
— — — —
Refer to page 261 for general Fan Performance Data notes.
NOTE: Maximum continuous bhp is:
Low Range: 5.75
High Range: 8.63
259
0.8 1.0
Watts Bhp Rpm Watts
3,298 3.79 943 3,584
3,832 4.41 982 4,118
4,430 5.09 1024 4,721
5,092 5.86 1067 5,391
5,818 6.69 1112 6,129
6,611 7.60 1157 6,936
7,470 8.59 1203 7,813
8,399 9.66 1249 8,761
9,399 10.81 1296 9,782
10,468 12.04 1342 10,876
11,611 13.35 — —
— — — —
— — — —
1.8 2.0
Watts Bhp Rpm Watts
5,053 5.81 1177 5,499
5,524 6.35 1197 5,953
6,081 6.99 1222 6,490
6,727 7.74 1251 7,118
7,459 8.58 1283 7,837
8,276 9.52 1319 8,645
9,176 10.55 1357 9,541
10,158 11.68 1398 10,522
— — — —
— — — —
— — — —
— — — —
— — — —
Bhp
4.12
4.74
5.43
6.20
7.05
7.98
8.99
10.08
11.25
12.51
—
—
—
Bhp
6.32
6.85
7.46
8.19
9.01
9.94
10.97
12.10
—
—
—
—
—