NIT NO. 02 (2024-2025) EE(SDW)VI item no.5

PART-A Supply Supply of motorized as well as manually operated liquid Rotor Starter It will be 4mm thick.MS Electrolyte Tank floor mounting, free standing Type, dust & vermin proof-construction. It will be provided with 3mmThick. approx. MS (Zinc plated) Fixed & moving Electrodes having movement of Electrodes in horizontal Forward/Reverse, Mechanism Box/Cable Box having Reduction gear, pilot motor and other accessories for motorised operation. Control box having Forward/Reverse contactor, overload relay Indicating lamps, push buttons, Auto/manual switch & necessary back -up protection etc. It will be providing suitable rating Air Break shorting contactor of TC/C&S/L&T/TC-Activa make (In delta connected) to suit the rotor current of motor for short circuiting the resistance when motor attains full speed. It will have Interlocking arrangement/ circuit for Stator Control Panel, So that, main motor cannot be started unless resistance is in fully-In- Position. It will having provision for Manual operation also with mechanical fixed & moving mechanical shorting arrangement extra. For 55 KW Motor TYPE MER-3. Including supply of 1.5 sq mm x 5 core copper control cable (Length 270 mtrs approx). Make- EE/Advance/Any DJB Approved make

PART-B Job Work Dismantling of existing old rusted LRS, removing of cable connection. Installation of new LRS in proper existing site with heavy labour as per site Requirement, jointing of cable connection, thimbling, crimping etc. Filling fresh water in tank & Mix sodium solution in Proper ratio. Replacement of copper control cable for automization with breaker with Auxiliary supply contacts, terminal block, tapping etc, checking of Control wiring from LRS to Panel. After completion of work testing & Commissioning on/off load in supervision of site in charge.

Premier Engineering Company (BID ID -1555670)