GENERAL AM 2024 25 Annual Maintenance PakkamLI Scheme inPulpally Panchayath General Electrical Work Maintenance-General Electrical Work

Amount

Motor & Pump Overhauling

OD173526/2023-2024:Dismantling the 5 HP Vaccum motor into stator and rotor, cleaning the the stator and rotor thoroughly using fresh water removing the sand and mud particles from core, coil etc and removing the water and moisture content using and heating the same for 6 days to get required IR value. cleaning the windings, cleaning with petrol, attending minor repairs, retaping the coils if necessary, varnishing the coils with best quality insulation varnish, cleaning and greasing the bearings with Lithium base grease, heating and baking the windings, reassembling, test running. Dismantling the 5 HP pump into parts, cleaning the impeller and case assembly thoroughly using fresh water removing the sand and mud particles etc cleaning and greasing the bearings with Lithium base grease, reassembling, test running.

OD173527/2023-2024:Dismantling the 31-60 HP motor into stator and rotor, cleaning the windings attending minor repairs, re taping the coils if necessary, varnishing the coils with best quality insulation varnish, cleaning and greasing the bearings with good quality grease, heating the windings, reassembling, test running including scrapping, cleaning and painting with enamel paint.

OD173528/2023-2024:Dismantling the 31-60 HP starters by parts draining out the oil, cleaning the tank, terminal contacts, cutting, leveling and polishing the contacts, cleaning contacts wherever necessary, checking the tripping mechanism, replacing the damaged wires, attending minor repairs, cleaning the oil,(in case of oil starters ), refitting, resetting and making the starter in good working condition.

OD173529/2023-2024:Dismantling the 31-60 HP pump of motor pump set taking out the impeller shaft assembly,detaching impeller shaft assembly,Reconditioning the worn out shaft by welding ,mettaling ,cutting,grinding ,and dynamically balancing etc. refitting the same in pump.

OD173530/2023-2024:Supply and Replacing of DE and NDE side Pump bearing (2 Nos 6308-2Z ball bearing) suitable for 60 Hp pump and making the Pump into running condition.

OD173657/2023-2024:Supply and Replacing of DE and NDE side Motor bearing ( N316 Roller bearing & 6311 Z Ballbearing) suitable for 60 Hp motor and making the motor into running condition.

90.3.18.1:Supply, fabrication, conveyance and fixing the following sizes of B class GI pipe bent to shape / cut and welded to shape and fixing the same to wall / parapet using clamps as noted along with each size, painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer, making good the damages, colour washing etc as required.25 mm dia with HG company fabricated clamps

90.3.19.3:Supply conveyance, installation, testing and commissioning the light fittings of following types made from CRCA sheet 0.5mm thickness with all accessories and lamps directly on wall and giving connections with 16/0.20 mm 3 core PVC insulated and sheathed round copper conductor flex wire or extending the original wiring and giving connections as required1200 mm 1X20W LED Lamp with box type fixture

90.15.4.1:Supply Conveyance, installation, testing and commissioning of 20W LED street light output greater than 105lumen/W 4000-6000 K with IP 66 protection LED Chip make Cree/Lumilled/Nichea with power factor greater than 0.95 at full load, internal surge protection up to 8 KV,and Aluminium pressure die-cast Powder coated housing,acrylic cover complete with THD Less than10%, power factor greater than 0.98, RoHS compliant, duly wired up for use on 230 V AC supply. Driver compartment should be seperatly accessible for maintenance (LM 79&80 certificates from NABL accredited Third party lab to be produced mentioning chip manufacturer)

2.14.1:Supplying and fixing following rating, double pole, (single phase and neutral), 240 volts, residual current circuit breaker (RCCB), having a sensitivity current upto 300 milliamperes in the existing MCB DB complete with connections, testing and commissioning etc. as required.25 amps

90.16.3.3:Supply and clamping the following size of strips on surface of wall/ parapet/ existing cable tray using clamps fabricated from 20 X 3 mm GI flat duly painted or heavy duty GI spacer saddles spacing of clamps not exceeding 1 m, making good the damages, colour washing etc. as required ( for horizontal run)25 x 6 mm GI strip

90.16.1.3:Supply and drawing bare earthing conductors of the following sizes along with wiring/ cables and giving connection as required3.15 mm copper conductor ( 10 SWG)

OD177042/2023-2024:Supply and installation of 60 HP Manually operated Oil immersed type Slipring starter with separate OCB (Double unit) PROTEX make or equivalent .

OD177190/2023-2024:Supply and providing Transformer oil for starter.

SAJEESH P (BID ID -2187193)

Bidder Name

AJITHKUMAR S.

SAJEESH P