supply of procurement of drop out time delay relay for anti-skid etc. , drop out time delay relay for anti-skid true off delay, control supply voltage 110-240v ac/d c, place of installation s1 k05, as per rdso common bill of material (bom) letter no. el/7.1.108/mssbc dat ed 17.09.2021, annexure column no.1, sr. no. 17, conforming to column no. 7. make : as per rdso comm on bill of material (bom) dated 17/9/2021 i.e. abb cat no. ct-ars.11s, siemens cat no. 3rp25401aw30, ca rlo gavazzi cat no. dbb02cm24, schneider cat no. re22r2kmr, l&t cat no. 23gdt0, dold cat no. mk 7873n, phoenix cat no. etd-bl-it-230-pt and luetze. [ warranty period: 30 months after the date of del ivery ] ]