Power Supply On/Off Switch(S01) Of Make Siemens Model No.3Sb50002Ab013Sb54000E, L&T Model No. Emncsk1Ec1C, Schneider Model No.Xb5Ad33N And Equivalent Teknic Only Are Acceptable For Lhb Ac Switch Board Cabinet As Per Rdso Specno.Rdso/Pe/Spec/0184-2015 Rev 1 Or Latest.