Bryant DURAPAC PLUS 581B Installation & Service Instructions Manual page 28

Table 18 — Fan Performance 581B072 — Vertical Discharge Units; Standard Motor (Belt Drive)*
AIRFLOW
0.2
CFM
Rpm Bhp
1800 967 0.63
1900 1008 0.72
2000 1049 0.82
2100 1091 0.93
2200 1133 1.05
2300 1176 1.18
2400 1218 1.32
2500 1261 1.47
2600 1305 1.63
2700 1348 1.80
2800 1392 1.99
2900 1435 2.19
3000 1479 2.40
AIRFLOW
1.2
CFM
Rpm Bhp
1800 1406 1.43
1900 1438 1.58
2000 1470 1.73
2100 1502 1.89
2200 1535 2.06
2300 1569 2.25
2400 — —
2500 — —
2600 — —
2700 — —
2800 — —
2900 — —
3000 — —
LEGEND
Bhp — Brake Horsepower
Watts — Input Watts to Motor
*Motor drive range: 1119 to 1585 rpm. All other rpms require field-
supplied drive.
Table 19 — Fan Performance 581B072 — Vertical Discharge Units; High-Static Motor (Belt Drive)*
AIRFLOW
0.2
CFM
Rpm Bhp
1800 967 0.63
1900 1008 0.72
2000 1049 0.82
2100 1091 0.93
2200 1133 1.05
2300 1176 1.18
2400 1218 1.32
2500 1261 1.47
2600 1305 1.63
2700 1348 1.80
2800 1392 1.99
2900 1435 2.19
3000 1479 2.40
AIRFLOW
1.2
CFM
Rpm Bhp
1800 1406 1.43
1900 1438 1.58
2000 1470 1.73
2100 1502 1.89
2200 1535 2.06
2300 1569 2.25
2400 1603 2.44
2500 1638 2.64
2600 1673 2.86
2700 — —
2800 — —
2900 — —
3000 — —
LEGEND
Bhp — Brake Horsepower
Watts — Input Watts to Motor
*Motor drive range: 1300 to 1685 rpm. All other rpms require field-
supplied drive.
EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
563 1075 0.80 715
643 1112 0.91 805
731 1151 1.02 903
827 1189 1.14 1008
933 1229 1.26 1123
1047 1268 1.40 1247
1170 1308 1.55 1380
1304 1349 1.72 1523
1448 1390 1.89 1677
1602 1431 2.07 1841
1768 1472 2.27 2016
1945 — — —
2135 — — —
EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
1273 1475 1.58 1403
1401 1505 1.73 1541
1537 1537 1.90 1686
1681 1568 2.07 1840
1834 1600 2.25 2002
1996 — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
EXTERNAL STATIC PRESSURE (in. wg)
0.4
Watts Rpm Bhp Watts
563 1075 0.80 715
643 1112 0.91 805
731 1151 1.02 903
827 1189 1.14 1008
933 1229 1.26 1123
1047 1268 1.40 1247
1170 1308 1.55 1380
1304 1349 1.72 1523
1448 1390 1.89 1677
1602 1431 2.07 1841
1768 1472 2.27 2016
1945 1514 2.48 2203
2135 1556 2.70 2402
EXTERNAL STATIC PRESSURE (in. wg)
1.4
Watts Rpm Bhp Watts
1273 1475 1.58 1403
1401 1505 1.73 1541
1537 1537 1.90 1686
1681 1568 2.07 1840
1834 1600 2.25 2002
1996 1633 2.45 2174
2167 1666 2.65 2355
2349 1700 2.87 2546
2541 — — —
— — — —
— — — —
— — — —
— — — —
0.6
Rpm Bhp Watts Rpm
1170 0.97 861 1255
1205 1.08 960 1289
1241 1.20 1068 1323
1278 1.33 1183 1358
1315 1.47 1308 1393
1352 1.62 1441 1429
1390 1.78 1584 1466
1429 1.96 1736 1503
1468 2.14 1900 1540
1507 2.33 2073 —
— — — —
— — — —
— — — —
1.6
Rpm Bhp Watts Rpm
1540 1.72 1531 1601
1569 1.89 1678 1630
1600 2.06 1833 1660
1631 2.25 1996 —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.40.
3. See page 33 for general fan performance notes.
0.6
Rpm Bhp Watts Rpm
1170 0.97 861 1255
1205 1.08 960 1289
1241 1.20 1068 1323
1278 1.33 1183 1358
1315 1.47 1308 1393
1352 1.62 1441 1429
1390 1.78 1584 1466
1429 1.96 1736 1503
1468 2.14 1900 1540
1507 2.33 2073 1578
1547 2.54 2258 1616
1587 2.76 2455 —
— — — —
1.6
Rpm Bhp Watts Rpm
1540 1.72 1531 1601
1569 1.89 1678 1630
1600 2.06 1833 1660
1631 2.25 1996 1690
1662 2.44 2167 1721
1694 2.64 2348 1752
1727 2.86 2539 —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
NOTES:
1. Boldface indicates field-supplied drive is required.
2. Maximum continuous bhp is 2.90.
3. See page 33 for general fan performance notes.
— 28 —
0.8 1.0
Bhp Watts Rpm Bhp
1.13 1002 1333 1.28
1.25 1111 1366 1.42
1.38 1228 1399 1.56
1.52 1353 1433 1.71
1.67 1487 1467 1.87
1.84 1630 1501 2.04
2.01 1782 1537 2.23
2.19 1945 — —
2.38 2117 — —
— — — —
— — — —
— — — —
— — — —
1.8 2.0
Bhp Watts Rpm Bhp
1.87 1657 1660 2.00
2.04 1813 1689 2.19
2.23 1977 1718 2.38
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
0.8 1.0
Bhp Watts Rpm Bhp
1.13 1002 1333 1.28
1.25 1111 1366 1.42
1.38 1228 1399 1.56
1.52 1353 1433 1.71
1.67 1487 1467 1.87
1.84 1630 1501 2.04
2.01 1782 1537 2.23
2.19 1945 1572 2.42
2.38 2117 1608 2.62
2.59 2301 1645 2.84
2.81 2495 — —
— — — —
— — — —
1.8 2.0
Bhp Watts Rpm Bhp
1.87 1657 1660 2.00
2.04 1813 1689 2.19
2.23 1977 1718 2.38
2.42 2149 1747 2.59
2.62 2330 1778 2.80
2.84 2520 — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
— — — —
Watts
1139
1258
1384
1519
1662
1815
1977
—
—
—
—
—
—
Watts
1780
1945
2118
—
—
—
—
—
—
—
—
—
—
Watts
1139
1258
1384
1519
1662
1815
1977
2149
2331
2524
—
—
—
Watts
1780
1945
2118
2300
2490
—
—
—
—
—
—
—
—