01/SEMCIII/WBPHED OF 2024-2025

Amount

Supply, delivery at site and storage of Vertical Turbine Clear Water Pump (1W+ 1S) having above floor discharge complete with discharge head assembly, sole plate, coupling, coupling guard, thrust bearing housing with coupling reverse rotation prevention rachet, Motor Stool, Column Pipe, self water lubricated column and shaft assembly. Capacity : 345.6 M3/Hr. Total Head :57 M.

Supply, delivery at site and storage of 4 Pole, 1500 RPM, IE3 Energy Efficient AC, 3Phase, 50Cycles + 5%, 415 V ±10%, class F/B insulation, S-1 duty, Ambient Temperature 45 Degree C, Vertical Flange Mounted TEFC Squirrel Cage Motor, Efficiency value conforming to IS: 12615-2014/IEC 60034-30-2014 (IP55W). 90 KW RPM - 1500

Supply, delivery at site and storage of the following valves having the following nomenclature.

Actuator operated MS fabricated double flanged Butterfly valves, actuator having in built starter Suitable for above Pumps.

DN 250 mm for Individual Delivery Line

DN 300 mm for Common Header Line

Cast Carbon Steel /Fabricated Steel Swing check non return valve conforming to IS:5312 (Part-1). for delivery line of above pumps.

Nominal Dia. : 250mm

Supply, delivery at site and storage of MS Pipe, Flange, Bend, Tee, Fitting as per relevant IS. Pipe Work shall be of MS Construction having (10mm thickness) suitable Pressure Rating for Individual Pump Delivery Pipe Line and Common Header of pump house.

Supply, delivery at site and storage of MS flanged dismantling joint suitable for PN1.0 rating for the following nomenclature for individual delivery and common header line.

Nominal Dia. : 250mm

Nominal Dia. : 300mm

Supply, delivery at site and storage of Bourdon tube type Pressure gauge with siphon tube, impulse pipes, isolation & drain cocks.(Range - 0-16 KSCG).

Supply, delivery at site and storage of DN 50 CIDF Single Beat Air Release Valve with Isolation Gate Valve for individual delivery pipe line of each pump.

Suply, delivery at site and storage of electromagnetic flow meter with separate transmitter, 20M interconnecting cable for measuring flow of clear water. Flow sensing element shall have IP68 degree of protection. Flow meter shall be operated at 220V and shall have flow rate and flow totalisation and should be SCADA compatible.

Nominal Dia.:200 mm (for common header)

Suply, delivery and storage at site 2mm thick CRCA sheet steel enclosed floor mounted MCC panel with IP54 degree of protection comprising 1no 4 pole extended drawout type 250A incomer, sleeved aluminium busbars of 250A capacity with 1no. 90KW SDS for clear water pumping machinery alongwith 01no. actuator feeders,Compartmentalised non draw out construction epoxy based painting with powder coating method suitably matched with existing PDB cum MCC panel and to be installed at two extreme end of existing PDB cum MCC panel as detailed in the NIT specification.

Suply, delivery at site and storage of 2mm thick CRCA sheet steel enclosed IP54 LPBS for 2 nos clear water pump motor housed within one enclosure with one start button and lockable red stop push button mounted on doors, wall mounting bracket, earthing terminal etc. as detailed in the NIT specification.

Suply, delivery at site and storage of following XLPE insulated Al. Ar. 1.1KV grade cables.

1.1KV grade 3C, 50 sq.mm XLPE insulated Al. Ar. Cable from MCC Panel to 90KW Clear Water Motor (2 length per motor x 2 Nos. Motor).

1.1KV grade 4C,6sq.mm XLPE insulated Al. Ar. Cable for valve actuator.

1.1KV grade 2C, 6sq.mm XLPE insulated Al. Ar. Cable for various single phase power supply including valve actuator LPBS.

Supply, delivery at site and storage of 1.1KV grade multicore, PVC insulated 2.5sq.mm stranded copper conductor ar.control cable for valve actuator to LPB, MCC to LPB etc.

Extension of existing steel fabrication structure beyond opposite side inspection hole of existing GLR by providing suitable dimensional ISMB section along with supply of joints, channels, Angles, plates etc. as required for installation of one vertical pump set on the existing steel structure and another one extended steel structure on opposite side without burdening the existing roof top structure of GLR.

Installation and Commissioning of clear water pumping machinery on the Steel sturcture described under Sl no.12 along with pipe works pumps installation with minor civil work at site by proper arrangement with supply of necessary materials.

Painting of the installation by two coats of enamel paints (colour to be decided by purchaser) over a coat of primer as per NIT specification & direction of EIC.

Trial run of the entire installation with electrical equipments including pump, motor, valves, PDB cum MCC panel, cables, earthing etc. as per direction and upto the entire satisfaction of EIC .

ORIENTAL ENGINEERING CO.

WEST BENGAL ENGINEERING CO.