I must to add that when I do electrode calculation for same system by
setting the following values,
%block kgrid_Monkhorst_Pack
1   0   0   0.0
0   3   0   0.0
0   0   50  0.0
%endblock kgrid_Monkhorst_Pack
SpinPolarized         false


I have obtained the correct Fermi energy.
Thanks in advance.

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