supply of procurement of ac power contactor,415 v,50 hz etc. , contactor 16 amp, ac3 duty with 110 v ac coil suitable for ring type lugs a nd panel mounting (contactor shall be suitable rate and type-2 coordinated with mpcb as per kw rating of equipments)along with auxiliary contact block (top/front mountin g) conforming to rdso spec.elps/spec/ac/04 (rev.3) with amdt.1 make: as per make/brand mentioned in rdso spec.elps/spec/ac/04 (rev.3) with amdt.1 i,e.bch, siemens, abb, schneide r. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]