83
APPENDIX D — FAN PERFORMANCE (cont)
48FCFM12 — High Static — 10 Ton Vertical Supply (rpm - vdc)
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
0.2 0.4 0.6 0.8 1.0
rpm vdc rpm vdc rpm vdc rpm vdc rpm vdc
3000
1266 5.7 1360 6.1 1449 6.5 1534 6.9 1613 7.3
3250
1357 6.1 1444 6.5 1528 6.9 1608 7.3 1684 7.6
3500
1448 6.5 1530 6.9 1609 7.3 1685 7.6 1758 8.0
3750
1539 6.9 1617 7.3 1691 7.7 1764 8.0 1833 8.3
4000
1632 7.4 1705 7.7 1775 8.0 1844 8.4 1911 8.7
4250
1725 7.8 1794 8.1 1861 8.4 1926 8.7 1990 9.0
4500
1818 8.2 1884 8.5 1948 8.8 2010 9.1 2071 9.4
4750
1912 8.7 1974 9.0 2035 9.2 2095 9.5 2153 9.8
5000
2006 9.1 2066 9.4 2124 9.6 2181 9.9 ——
CFM
AVAILABLE EXTERNAL STATIC PRESSURE (in. wg)
1.2 1.4 1.6 1.8 2.0
rpm vdc rpm vdc rpm vdc rpm vdc rpm vdc
3000
1689 7.6 1762 8.0 1831 8.3 1897 8.6 1961 8.9
3250
1757 8.0 1827 8.3 1894 8.6 1959 8.9 2021 9.2
3500
1828 8.3 1895 8.6 1960 8.9 2023 9.2 2084 9.5
3750
1900 8.6 1965 8.9 2028 9.2 2089 9.5 2148 9.8
4000
1975 9.0 2038 9.3 2099 9.5 2158 9.8 ——
4250
2052 9.3 2112 9.6 2171 9.9 ————
4500
2130 9.7 2188 9.9 ——————
4750 ——————————
5000 ——————————
High Static 1266-2200 rpm