REPAIR / MAINTENANCE OF SEA WATER PUMP SETS, PIPE LINES AT WB AND RJ, EOJ AND IN JETTY AT NSRY UNDER GE HADDO, SRI VIJAYA PURAM

Supply only following spare parts of centrifugal pump set Kirloskar make to incorporate in item No.03 here-in-before complete all as specified and as directed by Engr-in-charge.

Enclosed CI impeller suitable for 90 KW pump set.

Pump shaft suitable for 90 KW pump set.

Adjustable washer suitable for 90 KW pump set.

Diffuser with guide vanes suitable for 90 KW pump set.

Oil seal (DE & NDE) suitable for 90 KW pump set.

‘O’ ring suitable for 90 KW pump set.

Distance sleeve suitable for 90 KW pump set.

Key for impeller and coupling suitable for 90 KW pump set.

Bearing lock nut suitable for 90 KW pump set.

Shaft sleeve

Shaft key

Ball bearing suitable for 90 KW Pump

Roller bearing suitable for 90 KW Pump

Supply only following spare parts of centrifugal pump set Kirloskar make to incorporate in item No.05 here-in-before complete all as specified and as directed by Engr-in-charge.

Ball bearing suitable for 22 KW pump

Roller bearing suitable for 22 KW pump

Diffuser with guide vanes suitable for 22 KW pump set.

Bronze impeller suitable for 22 KW pump set.

Sleeves suitable for 22 KW pump

Bearing ring suitable for 22 KW pump

Shaft key suitable for 22 KW pump

Taking down of old rusted nut, bolts and supply and fixing the Stainless steel nut, bolts and washers of diff size at any position as required at site complete all as specified and directed.

M & L for taking down of GI flanged pipe of size 150 mm dia from duct , wall etc and re-fixing the same after reparing i.e. welding work, stopping leakage by fixing with rubber sheet not less than 3 mm and alingmnent with a correct manner etc all as specified and directed by Engr In Charge.

Dismantling carefully centrifugal/ Vertical turbine electric driven Jockey motor and transportion to work shop and then removing all burnt/ worn out coils from starter & rotor, cleaning of starter slots and insertion of insulating paper in the slots of appropriate size and rewinding with supper enameled copper wire ISI marked with existing size and varnishing with two coats of insulating varnish including all winding materials for 3 phase 415 volts 50 Hz 1470- 2955 RPM, 30/45 KW of any make, complete reinstallation of motor at site upto the entire satisfaction of Engr-in-charge for the following capacity complete all as specified and as directed by Engr-in-charge. Note 1: (i) Any adjustment in the pump set if required. The same shall also be carried out by the contractor without any extra payment. (ii) Any damage to the pump set occurs due to improper installation of motor contractor shall be liable for repair. Note 2: (i) Any adjustment in the centrifugal/ Vertical turbine electric driven Jockey motor if required. The same shall also be carried out by the contractor without any extra payment. (ii) Any damage to the pump set occurs due to improper installation of motor, contractor shall be liable for repair.

All as per item no 19 above, but , 80 mm dia.

M & L for taking down of the unsv expansion bellow and S & F in replacement of expansion bellow made of steel of following sizes with flange fixed in any position as complete all as specified and as directed.

All as per item no 23 above, but, 300 mm dia.

All as per item no 23 above, but, 200 mm dia.

All as per item no 23 above, but,150 mm dia.

S&F butterfly valve of following sizes, ISI marked, heavy duty brass, side handle operated (as existing at site) for fire fighting including taking down old unserviceable one complete all as specified and as directed.

All as per item no 27 above, but, 200 mm size or bore (8")

All as per item no 27 above, but,150 mm size or bore (6").

All as per item no 27 above, but,100 mm size or bore (4").

All as per item no 27 above, but,80 mm size or bore (3").

Supply only Engine oil 15w 40 type:CH4 or CI4 as per requirement and manufacturer recommendation .

S & F in replacement of MN 12 Thermal over load relay, nominal CT ratio -30 Amp complete all as specified and directed by Engr In Charge. Make- L & T or equivalent. (Make-L&T, Siemens, ABB )

3 Pole Power Contactor MO 70 type

3 Pole Power Contactor MO 80 type.

3 Pole Power Contactor MO 95 type.

3 Pole Power Contactor MO 110 type.

3 Pole Power Contactor MO 250 type.

S & F galvanised iron framed bracket of angles or tees with web and flanges including caps, bases, splices etc cut to shape, drilled and countersunk for screw, including bending and welding angles as necessary gusset plates, riveting etc fixed in ducts/ platform for supporting the pipe lines, pump foundations etc complete all as specified and directed.

200 mm (8") dia

150 mm (4") dia

Supply, laying, jointing, testing and commissioning of LT underground cables 1100 volts grade any size PVC insulated XLPE and PVC sheathed, heavy duty armoured, with multistranded aluminium conductors, IS-7098, Part-I marked, laid in trenches/ duct/ cable tray/ under road/ footpath/ cable route diversions / under services etc complete all as specified and directed of the following sizes:-

95 sqmm 3.5 core

150 sqmm 3.5 core