supply delivery and installation of gaseous chlorination system, mcc, all electro mechanical equipments at ohr no.-3 under raghunathpur water supply project under purulia mechanical division, phe dte. dist.- purulia.-2 supply delivery of gaseous chlorination system ( 1w+1s ) capacity 1kg / hr complete accessories, mcc chlorine cylinder-4nos.detail specification as per soq. 3 cable for gaseous chlorination system ( from pdb to mcc of chlorine pump ) supplying 1.1kv grade 4core 10sq mm xlpe insulated al.armour cable . 4 installation testing and commissioning of above supplied gaseous chlorination system all pumping machinery, mcc making masonary / rcc pump motor / mcc based foundation as per departmental approved drawing, suction line delivery line common header valves including supply and delivery at site as required of all erection materials all size cable tray laying of cable through cable tray within pump house and with 8nos brick protection when lay through under ground trench ( 460mmaverage widthx760mm average depth ) with supplying cable compression gland , cable lughs socket finishing cable end ms short pieceflanges bends specials , mechanical joint dismantling joint gasket rubber insertion gland packing grese construction of masonary pipe support valve support insulating rubber mat cheques plate etc all electrical and earthing connection with motors panel etc as required to make installation complete as per direction of eic.and first filling of 4nos 100kg chlorine cylinder. ( all materials required for installation is considered cable tray , compressor glands connection of earth busbar with equipments other required items to be supplied at the time of installation of above pumping machineries andtrail operation maintenance and guarding of the entire new installation for 30dayspainting of installation by anticorrosive primer , paint complete after dismantling existing old system and adjusting space with old system as per site situation and as per direction of eic. ) .