supplying and installation of inverter system for e-learning programme in brijwadi school csmc.= 1 supplying, installing, testing and commissioning of 1400 va to 1600 va digital pure sine wave inverter based on insulated gate bipolar transistor (igbt) technology single phase 230v,50 hz complete as per specification no. ap-inv (without batteries) dsr no. 3-6-3 2 supplying and erecting 12 v/200ah tubular battery with battery terminal wire, duly charged complete with 36 months warranty completedsr no. 3-8-6 3 supplying and erecting iron work, sheet metal work consisting of ms sheets, various sections of iron, plates, chequered plates, rods, bars, ms pipes, etc. for panel board or any other purpose with bending, cutting, drilling and welding complete erected at the position with necessary materials duly painted with one coat of red oxide and two coats of enamel paint to match the switchgears oras per directions by the site engineer.dsr no. 6-1-19 4 supplying, erecting & terminating fr xlpe insulated, galvanised steel wire armoured (round) cable, 1100 v 2 core 10 sq. mm. aluminium conductor complete erected with glands & lugs on wall/ trusses/pole or laid in provided trench/ pipe as per specification no. cb-lt/aldsr no. 7-1-6 5 supplying & erecting mains with 2x1.5 sq.mm frlsh copper pvc insulated wire laid in provided conduit/trunking/inside pole/bus bars or any other places as per specification no. wg-ma/bw dsr no. 1-3-1 6 supplying and erecting modular type switch 16/20 a with indicator on provided plate and box with wiring connections complete.dsr no. 1-6-6 7 supplying and erecting modular type 3 pin 6/16a multi socket with safety shutter on provided plate and box with wiring connections complete.dsr no. 1-6-11 8 supplying and erecting pvc surface modular switch box with double mounting plate for 3 module complete.dsr no. 1-6-28 9 making trench in hard murum/tar road having 0.9m depth and minimum 0.3m width for laying provided cables of voltage range 3.3kv to 11kv complete as per specification no. cw-exn-ctr dsr no. 16-1-4