Centrifugal Fan Class IV - Greenheck Fan Corporation - Building ...

36 BISW
Performance Data
Wheel Diameter = 36 1/2 in.
Outlet Area = 7.66 ft 2
Tip Speed = 9.56 x RPM
Maximum BHP = (RPM/381) 3
Pressure Class Limits
Class Max. RPM
III 1727
IV 2082
Static Pressure in Inches
CFM OV 10 11 12 13 14 15 16 17 18
20
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
21700 2832 1435 47.0 1493 52.0 1551 57.2 1607 62.6 1661 68.1 1713 73.7 1763 79.3
23700 3093 1462 51.3 1517 56.3 1569 61.5 1622 66.9 1676 72.6 1728 78.5 1778 84.4 1826 90.4 1874 96.5
25700 3355 1489 55.8 1544 61.1 1596 66.6 1646 72.1 1695 77.7 1741 83.3 1793 89.6 1841 95.8 1888 102 1978 115
27700 3616 1519 60.6 1572 66.2 1624 71.9 1674 77.7 1722 83.6 1768 89.5 1813 95.5 1857 102 1903 108 1993 122
29700 3877 1557 66.1 1604 71.8 1651 77.6 1701 83.7 1749 89.8 1795 96.0 1840 102 1883 109 1925 115 2006 128
31700 4138 1594 72.0 1642 78.0 1688 84.0 1731 90.0 1777 96.3 1823 103 1867 109 1910 116 1952 123 2033 136
33700 4399 1635 78.3 1680 84.5 1725 90.8 1769 97.2 1810 104 1851 110 1895 117 1938 124 1980 131 2060 145
35700 4660 1677 85.1 1721 91.5 1763 98.1 1806 105 1848 111 1888 118 1927 125 1965 132 2007 139
37700 4921 1720 92.3 1763 99.1 1805 106 1845 113 1886 120 1926 127 1965 134 2002 141 2039 148
39700 5182 1764 100 1806 107 1847 114 1887 121 1926 128 1963 136 2002 143 2040 150
41700 5443 1811 108 1850 116 1890 123 1929 130 1968 138 2005 145 2041 153
43700 5704 1860 117 1898 124 1934 132 1972 140 2010 148 2047 155
Performance shown is for model BISW arrangement 1, installation Type B - free inlet, ducted outlet.
Performance ratings do not include the effects of appurtenances in the airstream.
Power rating (BHP) does not include drive losses.
Sound Power [dB Ref 10 -12 watts]
INLET SOUND POWER, Lwi
RPM % WOV 1 2 3 4 5 6 7 8 LwiA
1200 100 102 108 104 97 95 94 87 81 102
80 97 106 100 93 91 88 83 78 98
60 95 103 97 89 88 86 83 81 95
50 97 103 97 88 87 85 84 81 95
40 106 107 101 92 89 86 85 82 97
1727 100 109 115 119 108 103 102 99 92 113
80 103 111 117 104 99 98 94 88 110
60 101 108 113 101 96 95 93 90 107
50 103 109 114 100 95 94 92 91 107
40 112 116 117 104 98 95 93 91 110
2082 100 112 118 122 116 109 107 104 98 118
80 107 114 119 112 105 102 99 94 114
60 104 111 116 108 101 99 97 95 111
50 106 113 117 108 101 98 97 95 111
40 115 120 121 112 103 100 98 96 115
% WOV = (CFM x 100) / (RPM x 30.1)
OUTLET SOUND POWER, Lwo
RPM % WOV 1 2 3 4 5 6 7 8 LwoA
1200 100 111 112 107 102 99 97 92 85 106
80 108 109 103 98 94 91 86 80 101
60 102 107 101 95 91 88 84 80 99
50 103 106 100 94 90 87 84 80 98
40 104 105 99 93 89 85 83 80 97
1727 100 117 120 121 112 108 106 103 97 116
80 114 116 118 108 104 101 97 91 113
60 109 112 117 105 101 97 94 90 110
50 110 113 115 104 100 96 93 90 109
40 111 113 114 103 99 95 92 90 108
2082 100 120 123 125 119 113 110 108 102 121
80 117 120 122 115 109 106 102 97 117
60 112 115 120 112 106 102 99 95 115
50 113 116 119 111 105 101 98 95 114
40 114 116 118 111 104 100 97 95 113
The sound power level ratings shown are in decibels, referred to 10 -12 watts calculated per AMCA Standard 301. Values shown are for inlet Lwi, LwiA
and outlet Lwo, LwoA sound power levels for installation Type B: free inlet, ducted outlet. Outlet ratings include the effects of duct end correction.
18
1727
GREENHECK
®