corrigendum : supply of feeder selection rotary switch etc. , feeder selection rotary switch with marking i-0-ii net1-local main supply-net2, change over switch with 0- position 3 pole rated voltage 690 v ac, rated current 16a, confirming to the annexure of co mmon bom items as per rdso letter no. 7.1.108/ mssbc dt. 17.09.2021 .s n o. 07 make siemens (3sb500 0-2 db01 + 3sb5400-0a), l&t (61069scb03tdy), teknic, schneider (xb5ad33n+zbe101n +zbe102n) . [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]