Daily Operation - Labour Supply- Centralized AC plant , 400 KVA Transformer, 125 KVA DG set and Maintenance contract for Screw chiller AC Plant - 110 TR High side, 220 TR Low side - installed in Govt. Guest House, Thycaud, from 01-04-2023 to31-03-24

Amount

OD209334/2022-2023:Round of clock Operation of A/C plant, 125 KVA DG set, and Electrical installations, all the control panels including APFC panel etc., in Govt.Guest House, Thycaudu, Thiruvananthapuram including rectifying minor defects which are noticed in the A/C system, DG set, Electrical installation etc. and maintain all the installations in good working condition at all time.This contract will not include supply of any components or spares. But the contractor is liable to engage his laboures for replacement of any spares/components supplied by the department. The contractor shall engage at least one number qualified A/C Mechanic(ITI Certificate holder in Refrigeration and AC Mechanic) everyday,, from 10a,m to 5p.m. and as and when called for in other times at the time of complaint and one number Generator Operator/Electrician(ITI Certificate holder in the Trade of Electrician) and one number Wire man Helper(ITI Certificate holder in the trade of wireman) in each shift. The shift duty staff shall be engaged round the clock of operation of the system. The attendance Register of all including the shift duty staff shall be maintained in the AC plant and is to be authenticated monthly wise by the officer in charge of Guest house and the same shall be made available there at all times to be authenticated as and when the Assistant Engineer/Assistant Executive Engineer desires . The certificates and attested copy of ID proof of all staffs to be produced before the Agreement authority for the safe custody during the Agreement period. In case of Diploma holder the certificate to be recognized by Board of Technical Examination Kerala or Equivalent there to and in case of ITI holder NCVT certificate.

OD209335/2022-2023:The Annual Maintenance Contract of the 110 TR water cooled DX Chiller includes:- 1. Check and render preventive maintenance service to all the equipment every 3 month. ie, four times in an year through M/s Blue Star Limited. 2. Attend all breakdown calls Each Service will include:- a. Checking the functioning of Chillier Units/ AHU Unit/ Pumps/ Cooling Towers/ Controls and all other equipment connected with the Chillier machines b. Free replacing of defective/ worn out parts with new or repaired parts of Compressor/ Thermostat / Cut outs. c. Repairing of equipment at site/ service station as the case may be d. Descaling of condensers/ chemical cleaning of evaporator coils/ replacement of pre filters. e. Checking of compressor for its proper functioning f. Annual pumping down and re-starting as and when needed g. Checking of Microprocessor control panel, Control boards, transducers of packaged chillers/ Condensing unit for their correctness and replace if necessary. h. Replacing of parts due to normal wear and tear.

Generator room roofing

OD210440/2022-2023: Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Electric resistance or induction butt welded tubes

OD210441/2022-2023:12.50. Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+0.05%), total coated thickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side of the sheet and polyester top coat 15-18 microns. Sheet should have protective guard film of 25 microns minimum to avoid scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

OD210439/2022-2023: Providing ridges or hips width 60 cm overall width plain G.S. sheet fixed with polymer coated J or L hooks, bolts and nuts 8 mm dia G.I. limpet and bitumen washers complete. 0.80 mm thick with zinc coating not less than 275 gm/m2

90.3.17.3:Supply, conveyance and erection of the following sizes of 'B' class GI pipe in single section for post top lantern of all types on concrete base (excluding charges for concrete base and excavation) and painting with 2 coats of synthetic enamel paint over a coat of zinc chromate primer etc. as required.50 mm dia GI pipe

14.8:Providing and laying in position cement concrete 1 :3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) in foundation of pump, DG set etc. including form work etc. as required.

14.12:Providing 15mm thick cement plaster of mix 1:4(1 cement: 4 fine sand) at all levels

OD210438/2022-2023: Painting with synthetic enamel paint, having VOC (Volatile Organic Compound) content less than 150 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour. Two coats

OD210437/2022-2023:Providing and fixing canopy generator door hinges with necessary bolt etc. complete. (heavy type)

OD210442/2022-2023:Charges for Painting of Generator Exhaust pipe and supports in installed position with one or more coats of paint, heat resistant aluminum paint based on silicone resin medium for protection of steel surface upto 600° C. including scraping, cleaning the pipe with sandpaper/wire brush and tightening all the nut and bolt-on the flange, supports, etc before paining as required and neatly painted the whole area by bush(measurement is taken by whole sheet area ) safety of the labors should ensure the contractor.

OD210434/2022-2023:Applying priming coat: With ready mixed red oxide zinc chromate primer of approved brand and manufacture on steel galvanized iron /steel works

OD210436/2022-2023:One Time Maintenance Service Contract for Diesel Powered Electric Generators 125 KVA at the site by an authorized company technician, including 1. Check One Time Maintenance Service Contract for Diesel Powered Electric Generators 125 KVA at the site by an authorized company technician, including 1. Checking, Overall condition/appearance of equipment (controls, leaks, loose wires). 2. change all fuel and oil filters. 3. Inspect and adjust rack on unit injector or fuel distributor pump according to manufacturer's instructions. Check injector pump and injectors and verify flow rate, pressure, and spray pattern. 4. Adjust the governor for proper operating speed if required. 5. Flush cooling system and check hoses. Replace hoses if required by COR. Replace coolant by the contractor and hose if required and the payment for that items will be made separately. 6. Brush and clean the coolant heat ex changer, 7. Tighten control and power wiring connections. 8. Change Lubricating oil. 9. Check the vibration of the Engine. 10 Check low oil pressure cut-off, high water temperature cut-off, over-speed cut-off and failed start. 11. Check generator bearings and bearing grease. Lubricate in accordance with manufacturer's instructions. 12. Visually check bus bars, bracing, and feeder connections for cleanliness and signs of overheating. 13. Perform other work prescribed by the manufacturer and reported Overall Condition Assessment of the DG set. 14. Clean generator room/cabin and remove all debris. 15. Clean control panel etc. 16. Inspect safety shutdown devices.

OD210443/2022-2023:Supply and installation of 12 V battery charger including auto cutt off at full charge

OD210430/2022-2023:Supply and replacing of diesel filter

OD210431/2022-2023:battery water

OD210432/2022-2023:Supply and filling of Radiator coolant

OD210433/2022-2023:Supply and filling of engine oil

OD210435/2022-2023:Supply installation,testing and commissioning of oil filter.

gnarakkal brothers

Bidder Name

gnarakkal brothers

SYNERGY POWER TECH