supply of supply of rc filter , supply of rc filter consist of 1 ohm ,6 w resistor connected in series with parallel connected 1.5 mi cro farad 850 v capacitor in each arm of 415 v circuit between phase to neutral & phase to earth circuit as per rd so spec no rdso /pe/spec/ac/0184 -2015 rev-1 .or latest & bom letter no el/7.1.108/mssbc dt-17-09-2021 acc eptable makes as per bom :ask power tech model no ask-cs-017 or similar in abrol ,maa laxmhi bhasin packar d ,nacei ,ael ,,ramya ,trolex, trinitron ,hind.sirveen only [ warranty period: 30 months after the date of d elivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 la cs ] ]