PROVISION OF VERTICAL TURBINE PUMP OF CAPACITY 120 HP AND CONNECTED ITEMS AT PUMP HOUSE AT DHANA MIL STN UNDER AGE (I) DHANA

Amount

Supplying, installation, testing and commissioning vertical turbine pump, Francis impeller type, electric motor with vertical solid shaft motor driven, self-water lubricated, discharge capacity of 70 litres per second at total head of 80 metres, 1450 rpm pump speed, minimum 4 stages, impeller made of bronze, other parts made of materials as specified in IS 1710: 2021, of suitable length to draw water from 10 metre depth, guarantee of the pumps with class C ratings as per clause 4.1 and 9.4 of IS 9137: 2019, flexible couplings with and including energy efficient 3 star BEE rating totally enclosed fan cooled (TEFC) induction motor 415 V, 3 phase, 50 Hz, 1450 rpm, IP55 protection grade, rigid and robust construction as per IS 13555: 1993 of adequate capacity, including making electric connection with suitable size PVC insulated multi stranded copper conductor single core cable drawn through & including medium mechanical stresses class PVC conduit as per IS 9537 (Part-III): 1983 of suitable nominal size with panel board, start delta starter complete all as specified and as directed including the following provisions. Note: - (i) Contractor shall submit the technical specification, pump performance curve chart, construction data sheet, cross sectional drawing, tentative general arrangement drawing etc of pump and motor from the manufacture to suit the requirement and will take prior approval of GE before procurement. (ii) Rating of Induction motor should be as per recommended by manufacture to drive the pump but in any condition not less than 120 HP. (iii) Site of the pump installation shall be got inspected by the contractor prior to installation of pump. (iv)Construction shall be rigid to ensure vibration free operation of pump. (v) Suitable foundation of concrete or steel frame shall be constructed as recommended by the manufacturer. (vi) Submission of pump test report for performance test and laboratory test and carrying out field test as per clause 14 of IS 1710 : 2021. (vii) The rate quoted by the contractor shall be inclusive of all these aspects.

Supplying, installing, testing and commissioning soft starter including contactors and accessories suitable for heavy duty application 3 phase 6 wire (inside delta connection) AC 415 V, 50 Hz suitable for operating pump set not less than 120 HP, rating current not less than 250 Amps, control voltage 200 V to 440 V, constant current, non by passed connection system, 6 starts per hour, 300 percent start current, 15 second start time, 15 second stop time, XLR-8 adaptive acceleration control for pumps, kick starter, comprehensive motor protection, large LCD display with keypad, fully programmable, overload trip, 5 digital input and 4 digital output complete all as specified and as directed. Note: The rate quoted by the contractor shall deemed to include enclosure (panel), contactors, transformer, MCBs, MCCBs, HRC fuses, connectors, lugs and any other accessories required for smooth functioning of soft starter.

Supplying, laying , jointing, testing and commissioning PVC insulated cable for working voltages of 1100 V, PVC sheathed, armoured, single core, nominal cross sectional area of main conductor 95 sqmm, stranded copper conductor, ISI marked as per IS 1554(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. complete all as specified and as directed.

CREATIVE CONSTRUCTION

m/s mahendra kumar khare contractor