tender for supply, installation and commissioning of monoblock pump-set at kodumon rice mill in pathanamthitta district , supply, installation, testing, trial run and commissioning of submersible vertical axial flow pumpset for various padashekaram of alappuzha, kottayam and pathanamthitta districts with the specifications listed below: suitable for handling silty, fresh and salty water with rpm 1000 (syn) or less. the material of construction of the casing, suction bell shall be cifg 260 with 2% nicl, impeller cf8m (ss) with ss 316 shaft, vertical submerged column pipe should be of ss 304 and horizontal delivery pipe (varies from 4 to 10 m length as per site conditions) of ss 304 with 6 mm minimum thickness. a metallic non-corrosive strainer of mesh size not more than 50 mm x 50 mm should be fitted at mouth of suction column. any hanging portion of the delivery pipe should be supported with suitable metallic supporting frames or reinforced cement concrete pillars of suitable size as per site requirements. the prime mover for the pump should be 3 phase totally enclosed water-cooled squirrel cage submersible induction motor of reputed make operating at 415v+/- 10%, 50hz+/-5% connection with f class insulation, control panel must have dust and vermin proof vertical mounted cubical type panel board with fcma soft starter of reputed make , mccb including phase failure protection, surge protection devise, dry run protection, overload over current protection, thermal over load protection relay, earth fault relay, voltmeter, ammeter, fault indication start and stop switches, power factor correction capacitor, wiring and earthing should be as regulation of specification of kseb and electrical inspectorate. separate cubical type energy meter panel with ct metering provision including 4 pole fn type isolator, hrc fuses carrier, rccb, hrc fuses and required copper cable for connection from electric post to meter box and meter panel to motor control panel etc. with proper earth