GENERAL USR Overhauling of Cherupuzha LI Scheme at Wayanad Dt Electrical maintenance General electrical work

Amount

Motor,Starter&Pump Overhauling

OD28459/2023-2024:Dismantling the11-30 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.

OD36804/2023-2024: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.

OD36863/2023-2024:Dismantling the 11-30 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.

OD28460/2023-2024:Supply and Replacing of DE and NDE side motor bearing (N-314 roller & 6310Z ball bearing) suitable for 20 Hp motor and making the motor into running condition.

OD28461/2023-2024:Dismantling the 11-30 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

OD28462/2023-2024:Supply and Replacing of DE and NDE side Pump bearing (6408 N ) suitable for 20 Hp Pump and making the pump running condition.

OD175142/2023-2024:Supply and Replacing of DE and NDE side of 20 HP pump bearing 6308-2Z and making pump running condition.

OD29110/2023-2024: Supply and Replacing of Oil seal (40mmX62mmX10mm-2no's) &(35mm X50mmX10mm-2no's) suitable for 20 Hp Pump and making the pump running condition.

OD175218/2023-2024:Supply and replacing damaged BC-5 nylon coupling bush of size OD 32mm x ID 20mm and 30mm long

OD175141/2023-2024:Supply replacing multi grade engine oil 20W40

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

2.10.1:Supplying and fixing 5 amps to 32 amps rating, 240/415 volts, "C" curve, miniature circuit breaker suitable for inductive load of following poles in the existing MCB DB complete with connections, testing and commissioning etc. as required.Single pole

OD28823/2023-2024:Supply and wiring with PVC insulated stranded single core copper conductor cables for interconnecting the control devices/ equipments including the wiring firm by suitable tie/ tie mounts/ PVC duct etc as required. 1.00Sqmm single run

OD28720/2023-2024:Supply and fixing muliti function meter, to read V, A, F, 3 phase accuracy class 1, in existing panel board. with three numbers of 250/5 A, 5 VA, accuracy class 1, Resin Cast Metering CT.

90.14.11.2:MCCB AccessoriesSupply and fixing one number earth fault Relay up to 125A to 200A with CBCT.

90.14.11.12:MCCB AccessoriesSupply and fixing shunt release for all voltage range up to 630A.

90.14.11.13:MCCB AccessoriesSupply and fixing rotary handle, External type (including BUC handle with door interlock ) in the existing MCCB of rating up to 250 A

90.14.10.11:Supply, conveyance and fixing the following types & current rated control gears & switchgears conforming to IS 13947 suitable for 440 V, 50 Hz, AC supply in the existing panel assembly as required.125A, 35/36 kA (Ics=100%Icu), 4 pole, current limiting type MCCB with microprocessor based release with overload setting of 50 - 100% having adjustable OL & SC

OD28806/2023-2024:Supplying and fixing 125A, HRC Fuse Base with HRC Fuse link with connections, in existing meter board

OD28810/2023-2024:Supplying and fixing 125 A, 2 Way neutral links mounted on DMC/SMC base with connections, in existing meter board

2.1.2:Providing and fixing following capacity TP&N disconnector fuse switch unit inside the existing panel board with ISI marked HRC fuses including drilling holes in cubicle panel, making connections, etc. as required.63 Amp TP & N

UNNI K

Bidder Name

UNNI K

AJITHKUMAR S.