As Sizer is not restricted to the loading conditions listed in Table 7.5.6.4.3, the effective length, Le, is conservatively calculated under all loading conditions as Le= 1.92 Lu
See Also
Lateral Support and Beam Stability Factor KL
Input of Lateral Support
Lateral Support at Points of Bearing
Conditions for KL = 1
Unsupported Length lu
Slenderness Ratio CB