bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - bsnl ed bg nit no 09 attending repairs to 2hp submersible pumpset at telephone exchange kolar under bgba first recall; electrical system or installation; service provide.. - lifting of faulty submersible motor pumpset from the borewell with the help of manual labour and machinery i/c disconnecting the power cable, delivery pipe, and all associated accessories etc complete as reqd. , supply of 2hp, 2900 rpm speed, 3 phase 415 volts, 50hz, ac supply submersible pump set suitable for 100mm dia bore size having flow rate of 1.1 to 2.8 meter cube per hour with a head range of 65 to 164 meter with all accessories etc complete as required.(m/s. ksb cora 2c/30 stage or similar superior make) , installation & testing of 2 hp submersible pumpset supplied vide item no.1 for the depth of about 200 mtrs along with existing riser pipe and 3 core 2.5sq.mm pvc insulated pvc sheathed copper conductor submersible cable including arranging necessary specialized t&p and manpower for lowering including, arranging ss end pipes for the existing hdpe pipe, testing and commissioning the pumpset etc as required. , supplying and laying 3 core 2.5 sq.mm flat three core pvc insulated & pvc sheathed industrial cable for submersiblepump motors 1100 volt, submersible water proof submersible cable etc as required. (m/s.havells or ss make) , supplying and fixing 3 phase submersible pump controller with single phasing preventer suitable up to 3 hp 415 volts, 50hz ac supply with overload relay range up to 4 to 6.5 s in sheet steel enclosure including dismantling the faulty unserviceable starter, connections with existing wires, wiring extensions from the existing panel with suitable size pvc insulated frls copper conductor wire, testing and commissioning etc as required. (m/s l&t mu g6 dol with wideband coil or similar superior make) , supplying and fixing following rating, three pole 16 a mcb with k curve specifically designed for submersible pumpsets mcb db complete with connections, testing and commissioning etc. as required.make:-l & t , supplying and fixing 25mm dia cpvc pipe with associated accessories such as coupler, bend, union etc for connecting to the existing delivery lines.