supply of inverters to a total of 22 places including 18 government hostels for backward class boys and girls and 4 residential schools under office of assistant commissioner, social welfare, kolhapur. supply of inverters to a total of 22 places government hostels for backward class boys and girls and 4 residential schools for scheduled castes and neo-buddhist community under the office of assistant commissioner,social welfare, kolhapur , supplying, erecting, testing & commissioning of 5.7 kva/ 72 volt capacity on line puresine wave,pwm,igbt based ups with 0.9 to unity output pf ,single phase input & 1 phase output complete with all protections as per specification no. apups it is dsc based intelligent control design using latest state-of-the art technology. it also comes with additional features like battery selection mode switch for selecting tubular, standard & local battery for quick charging and longer battery life with enhanced backup , supplying and erecting 12 v/200ah flat tubular battery with battery terminal wire, duly charged complete with 36 months warranty complete. , 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 usedfor (battery and inverter stand ) , supplying, erecting, testing & commisioning marine (waterproof) plywood 18/19 mm thick fixed to wall or on provided panel board with necessary materials such as screws for ( battery and inverter stand ) , supplying, erecting & marking dp mcb 40a to 63a, b-series with rated short -circuit breaking capacity (icn) 10ka in provided distribution board . , supplying & erecting crca sheet metal one way enclosures of 1.2mm thickness suitable for dp mcb/tp mcb/fp mcb/rccb/rcbo complete erected on provided angle iron/gi frame , supplying and erecting modular type switch 16/20 a with indicator on provided plate and box with wiring connections complete , supplying and erecting modular type 3 pin 6/16a multi socket with safety shutter on provided plate and box with wiring connections complete. , supplying and erecting pvc surface modular switch box with double mounting plate for 3 module complete. , supplying and erecting pvc trunking (pvc casing-n-capping) of size 25mm with accessories on wall/ceiling . , supplying & erecting mains with 3x2.5 sq.mm frlsh copper pvc insulated wire laid in provided conduit/trunking/inside pole/bus bars or any other places . , 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. , supplying and erecting single pole and neutral distribution board (spndb), with 2 ways for incoming and 6 ways (6 poles) for outgoing sp mcbs, with door, 1.2mm thickness surface/flush mounted, , supplying, erecting & marking sp mcb 6a to 32a, c-series with rated short - circuit breaking capacity (icn) 10ka in provided distribution board . , add 18 % for gst