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PERFORMANCE DATA — 549B, 549C (cont)
FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 1300 to 1685 rpm. All other rpms require field-supplied drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
3. See page 103 for General Fan Performance Notes.
LEGEND
*Motor drive range: 1119 to 1585 rpm. All other rpms require field-supplied drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 103 for General Fan Performance Notes.
549B060 AND 549C060 (5 TONS) HIGH-STATIC MOTOR (BELT DRIVE)*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1500 724 0.33 295 837 0.45 402 937 0.59 524 1028 0.74 660 1111 0.91 808
1600
757 0.39 343 866 0.51 455 962 0.65 580 1050 0.81 719 1132 0.98 870
1700
790 0.45 398 894 0.58 514 988 0.72 643 1074 0.88 784 1154 1.06 938
1800
823 0.52 458 924 0.65 579 1015 0.80 712 1099 0.96 857 1177 1.14 1013
1900
857 0.59 525 955 0.73 650 1043 0.89 787 1125 1.05 936 1201 1.23 1096
2000
892 0.67 599 986 0.82 729 1072 0.98 870 1151 1.15 1022 1226 1.33 1185
2100
927 0.77 680 1017 0.92 815 1101 1.08 960 1178 1.26 1116 1251 1.44 1283
2200
962 0.87 769 1050 1.02 909 1131 1.19 1059 1206 1.37 1218 1277 1.56 1389
2300
997 0.97 865 1082 1.14 1010 1161 1.31 1165 1235 1.50 1329 1304 1.69 1503
2400
1033 1.09 970 1115 1.26 1120 1192 1.44 1279 1264 1.63 1448 1332 1.83 1625
2500
1069 1.22 1084 1149 1.39 1239 1223 1.58 1403 1293 1.77 1576 1360 1.98 1757
549B060 AND 549C060 (5 TONS) HIGH-STATIC MOTOR (BELT DRIVE)* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1500 1188 1.09 970 1261 1.29 1143 1330 1.49 1327 1395 1.71 1523 1457 1.95 1729
1600
1208 1.16 1033 1279 1.36 1208 1347 1.57 1394 1412 1.79 1590 1474 2.02 1797
1700
1229 1.24 1103 1299 1.44 1280 1366 1.65 1468 1429 1.88 1665 1490 2.11 1873
1800
1250 1.33 1181 1319 1.53 1360 1385 1.74 1549 1448 1.97 1748 1508 2.20 1957
1900
1273 1.43 1266 1341 1.63 1447 1405 1.84 1638 1467 2.07 1839 1527 2.31 2050
2000
1296 1.53 1359 1363 1.74 1542 1427 1.95 1736 1488 2.18 1939 1546 2.42 2151
2100
1320 1.64 1459 1386 1.85 1646 1448 2.07 1842 1508 2.30 2047 1566 2.55 2262
2200
1345 1.77 1568 1409 1.98 1758 1471 2.20 1956 1530 2.44 2164 1587 2.68 2380
2300
1371 1.90 1686 1434 2.11 1878 1494 2.34 2080 1553 2.58 2290 1609 2.83 2509
2400
1397 2.04 1812 1459 2.26 2008 1518 2.49 2213 1576 2.73 2425 — — —
2500
1424 2.19 1948 1484 2.42 2147 1543 2.65 2355 1599 2.89 2571 — — —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
549B072 (6 TONS) STANDARD MOTOR (BELT DRIVE)*
Airflow
(Cfm)
External Static Pressure (in. wg)
0.2 0.4 0.6 0.8 1.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1800 822 0.51 455 927 0.66 589 1018 0.82 728 1100 0.98 873 1174 1.15 1024
1900
855 0.59 520 957 0.74 659 1046 0.91 805 1127 1.08 956 1200 1.25 1113
2000
889 0.66 591 988 0.83 737 1075 1.00 888 1154 1.18 1045 1226 1.36 1208
2100
923 0.75 668 1019 0.92 821 1104 1.10 979 1182 1.29 1142 1253 1.48 1310
2200
957 0.85 753 1051 1.03 912 1134 1.21 1077 1210 1.40 1245 1280 1.60 1419
2300
992 0.95 845 1083 1.14 1011 1164 1.33 1182 1239 1.53 1357 1308 1.73 1537
2400
1026 1.06 945 1115 1.26 1118 1195 1.46 1295 1268 1.66 1476 1336 1.87 1662
2500
1061 1.19 1053 1148 1.39 1233 1226 1.59 1416 1297 1.81 1604 1364 2.02 1796
2600
1097 1.32 1169 1181 1.53 1356 1257 1.74 1546 1327 1.96 1740 1393 2.18 1938
2700
1132 1.46 1294 1214 1.67 1487 1289 1.90 1684 1358 2.12 1885 1422 2.35 2089
2800
1168 1.61 1428 1247 1.83 1629 1320 2.06 1832 1388 2.30 2039 — — —
2900
1204 1.77 1572 1281 2.00 1779 1353 2.24 1989 — — — — — —
3000
1240 1.94 1725 1315 2.18 1939 — — — — — — — — —
549B072 (6 TONS) STANDARD MOTOR (BELT DRIVE)* (cont)
Airflow
(Cfm)
External Static Pressure (in. wg)
1.2 1.4 1.6 1.8 2.0
Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts Rpm Bhp Watts
1800 1244 1.33 1182 1308 1.51 1345 1369 1.70 1513 1427 1.90 1687 1483 2.10 1867
1900
1268 1.44 1275 1332 1.63 1443 1393 1.82 1617 1450 2.02 1796 1505 2.23 1979
2000
1294 1.55 1376 1357 1.74 1549 1417 1.95 1727 1474 2.15 1911 1528 2.36 2100
2100
1320 1.67 1483 1382 1.87 1662 1441 2.08 1845 1498 2.29 2034 — — —
2200
1346 1.80 1598 1408 2.01 1782 1466 2.22 1971 — — — — — —
2300
1372 1.94 1721 1434 2.15 1911 1491 2.37 2105 — — — — — —
2400
1400 2.09 1852 1460 2.31 2047 — — — — — — — — —
2500
1427 2.24 1992 — — — — — — — — — — — —
2600
—— — —— — —— — —— — —— —
2700
—— — —— — —— — —— — —— —
2800
—— — —— — —— — —— — —— —
2900
—— — —— — —— — —— — —— —
3000
—— — —— — —— — —— — —— —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
549B, 549C