45
PERFORMANCE DATA (cont)
FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont)
LEGEND
*Motor drive range: 1070 to 1460 rpm. All other rpms require a field-supplied
drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 74 for general fan performance notes.
LEGEND
*Motor drive range: 1300 to 1685 rpm. All other rpms require a field-supplied
drive.
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
3. See page 74 for general fan performance notes.
580F072,073 (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 967 0.65 579 1077 0.81 718 1172 0.96 856 1257 1.12 993 1334 1.27 1130
1900 1007 0.75 663 1115 0.91 811 1208 1.08 957 1291 1.24 1101 1368 1.40 1246
2000 1048 0.85 757 1153 1.03 913 1244 1.20 1066 1326 1.37 1219 1401 1.54 1371
2100 1090 0.97 859 1191 1.15 1023 1281 1.33 1185 1361 1.51 1345 1435 1.69 1505
2200 1131 1.09 970 1230 1.29 1143 1318 1.48 1313 1397 1.67 1481 1470 1.86 1649
2300 1173 1.23 1091 1269 1.43 1273 1355 1.63 1451 1433 1.83 1627 1505 2.03 1803
2400 1215 1.38 1223 1309 1.59 1413 1393 1.80 1600 1470 2.01 1784 1540 2.21 1967
2500 1258 1.54 1365 1349 1.76 1564 1431 1.98 1759 1506 2.20 1951 —— —
2600 1300 1.71 1518 1389 1.94 1726 1470 2.17 1929 1544 2.40 2130 —— —
2700 1343 1.90 1683 1430 2.14 1899 1509 2.38 2111 —— — —— —
2800 1386 2.09 1860 1471 2.35 2085 —— — —— — —— —
2900 1429 2.31 2050 — — — — — — — — — — — —
3000 ——— —— — —— — ——— —— —
580F072,073 (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 1406 1.43 1268 1473 1.58 1407 1535 1.74 1548 1595 1.90 1690 1652 2.06 1833
1900 1438 1.57 1391 1504 1.73 1537 1567 1.90 1685 1626 2.06 1833 1682 2.23 1983
2000 1471 1.72 1523 1536 1.89 1677 1598 2.06 1831 1657 2.24 1986 —— —
2100 1504 1.87 1665 1569 2.06 1825 1630 2.24 1986 ——— —— —
2200 1538 2.04 1816 1602 2.23 1984 —— — —— — —— —
2300 1572 2.23 1978 —— — ——— —— — ———
2400 ——— —— — —— — ——— —— —
2500 ——— —— — —— — ——— —— —
2600 ——— —— — —— — ——— —— —
2700 ——— —— — —— — ——— —— —
2800 ——— —— — —— — ——— —— —
2900 ——— —— — —— — ——— —— —
3000 ——— —— — —— — ——— —— —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
580F072,073 (6 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
1800 967 0.65 579 1077 0.81 718 1172 0.96 856 1257 1.12 993 1334 1.27 1130
1900 1007 0.75 663 1115 0.91 811 1208 1.08 957 1291 1.24 1101 1368 1.40 1246
2000 1048 0.85 757 1153 1.03 913 1244 1.20 1066 1326 1.37 1219 1401 1.54 1371
2100 1090 0.97 859 1191 1.15 1023 1281 1.33 1185 1361 1.51 1345 1435 1.69 1505
2200 1131 1.09 970 1230 1.29 1143 1318 1.48 1313 1397 1.67 1481 1470 1.86 1649
2300 1173 1.23 1091 1269 1.43 1273 1355 1.63 1451 1433 1.83 1627 1505 2.03 1803
2400 1215 1.38 1223 1309 1.59 1413 1393 1.80 1600 1470 2.01 1784 1540 2.21 1967
2500 1258 1.54 1365 1349 1.76 1564 1431 1.98 1759 1506 2.20 1951 1576 2.41 2142
2600 1300 1.71 1518 1389 1.94 1726 1470 2.17 1929 1544 2.40 2130 1613 2.62 2329
2700 1343 1.90 1683 1430 2.14 1899 1509 2.38 2111 1581 2.61 2320 1649 2.85 2527
2800 1386 2.09 1860 1471 2.35 2085 1548 2.60 2305 1619 2.84 2522 — — —
2900 1429 2.31 2050 1512 2.57 2283 1588 2.83 2512 — — — — — —
3000 1473 2.54 2252 1553 2.81 2494 — — — — — — — — —
580F072,073 (6 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
1800 1406 1.43 1268 1473 1.58 1407 1535 1.74 1548 1595 1.90 1690 1652 2.06 18331900 1438 1.57 1391 1504 1.73 1537 1567 1.90 1685 1626 2.06 1833 1682 2.23 19832000 1471 1.72 1523 1536 1.89 1677 1598 2.06 1831 1657 2.24 1986 1713 2.41 21422100 1504 1.87 1665 1569 2.06 1825 1630 2.24 1986 1688 2.42 2149 1744 2.60 23122200 1538 2.04 1816 1602 2.23 1984 1663 2.42 2152 1720 2.61 2321 1775 2.81 24912300 1572 2.23 1978 1635 2.42 2153 1695 2.62 2328 1753 2.82 2504 —— —2400 1607 2.42 2150 1669 2.63 2332 1729 2.83 2515 —— — —— —2500 1642 2.63 2333 1704 2.84 2523 ——— —— — —— —2600 1677 2.85 2527 — — — — — — — — — — — —2700 ——— —— — —— — ——— —— —2800 ——— —— — —— — ——— —— —2900 ——— —— — —— — ——— —— —3000 ——— —— — —— — ——— —— —
Bhp — Brake Horsepower Input to Fan
Watts — Input Watts to Motor
580F036-151