Painting Works Tenders

M&L two coat of synthetic enamel painting over a coat of red oxide primer after scraping,cleaning the rusted surface with the help of sand paper / wire brush of the complete and after cleaning of rusted surface painting with the help of painting brush for all existing monoblock pump, connected water pipe network with arrow marking and numbering and Lettering, valve-pit cover, accessory, valve etc at INS Netaji Subhas, all as per colour scheme provided by Engr-in-charge all as specified and directed.

M&L for cleaning/Painting of 4 pole structure /2 Pole structure/single Pole structure of any type/size/length and removing existing painting by using wire brush using emery paper and cleaning with chemical agents, after cleaning the poles two coats of red oxide primer and two coats of synthetic aluminium painting shall be applied satisfactorily and Painting work carryout at any height and including marking of pole numbers as directed and safety eqpts & tools will be own arrangement of contractor and marking and colour washing of pole coping all as specified and directed of the following.

1. Cleaning and painting of Ventilation system Blower & Entire ducting of EAF-1, 2 & 3 a) Thorough cleaning of Blowers, ducting after filters and before discharge b) Painting with one coat of Apple green paint Qty- 3 units. 2. Cleaning and painting of Sand plant equipment a) Cleaning of equipments like, drier unit hopper, drier & Cooler, rotary plate feeder, chutes, wet dust collector, Heater, mixer, Connecting ducting and painting with one coat of aluminium paint b) Cleaning of equipments like Dust collector, M10 & M2 bucket elevator, air conveyors, 36" cyclone, M8, M1 & M3 belt conveyor, CTA vibrator screw conveyor & Hopper, M4, M5 &M6 hoppers and Painting with one coat of Apple green paint. c) Cleaning of equipments like drier &cooler chimney, wet dust collector chimney, sand heater chimney, dust collector chimney & painting with one coat apple green paint, Note: The height of Drier chimney is 32mtrs. and chimneys of sand heater & dust collector are 16mtrs. Approx. Qty- 1 unit 3. Cleaning and painting of EAF-1, 2 & 3 a) Thorough cleaning of furnace sub assemblies- shell, tilting teeth rack, gantry arms, arm assemblies, back structure etc. b)Painting 1 of furnace sub assemblies- Shell, tilting teeth rack, gantry arms, arm assemblies, columns, back structure etc. c) with one coat of aluminium paint d) Cleaning and painting of Ladders e) Cleaning and painting of water cooled hood with one coat of aluminium paint f) Thorough cleaning and Painting of return water tandice and connected pipe lines with one coat of Blue paint g) Thorough cleaning and Painting of furnace cooling manifold and inlet pipe lines with one coat of Green paint h) Disposal of released paint drums at ear marked place Qty- 3 units 4. Cleaning and painting of Thermal Sand Reclamation Plant a) Cleaning of equipments like, sand collector bin, belt conveyor, lumps reducer, WPT-1, WPT-2, WPT-3, 30T capacity hopper , scrubber, vibro feeder, screen separator (all machines with supporting structures), sand transporting pipes and painting with one coat of apple green paint. b) Cleaning of equipments like Dust collector, 50" Cyclone, screw conveyors, blower assemblies (all machines with supporting structures) and Painting with one coat of Apple green paint. c) Cleaning of equipments like combustor, air pre heater, cooler and painting with one coat aluminium paint. d) Cleaning of connecting ducts of collector bin, lumps reducer, scrubber, combustor, cooler, dust collector chimney and painting of one coat aluminium paint. e) Cleaning of inlet gas pipe, gas train and painting of one coat yellow paint Note: The height of dust collector is 25mtrs. Approx. Qty- 1 unit 5. Cleaning and painting of Fume plant equipments of EAF- 3 a) Thorough cleaning and painting of Fixed ducts with one coat of aluminium paint b) Cleaning of baffle chambers and painting with one coat of Apple green paint c) Cleaning of bag house, ducting connected to baffle chamber, bag house and painting with one coat Apple green paint. (Refer Part V of Tender documents for complete description)

Painting one coats (excluding priming coat) on previously painted steel and other metal surface with enamel paint,

DSR 3.7 Supply, installation, testing and commissioning of following capacity (continuous loading) BEE 3 Star rated (Corresponding Level as per BIS amended upto date of receipt of tender) , 11/0.433 KV step down, 3 Phase, 50 Hz, Dyn 11 vector group, ONAN (Oil Natural Air Natural) copper wound transformer (Electrolytic grade 99.9% pure copper, Core made of first grade Cold Rolled Grain Oriented (CRGO) Core grade MOH or better, suitable for outdoor/indoor applications with On Load Tap Changer (OLTC) on HV side having AVR relay and Remote Tap Changer Control (RTCC) for automatic sensing of incoming voltage, automatic operation of OLTC and facility for remote and manual operation of OLTC HV side in range of +5% to -15% in steps of 2.5%, having cable end boxes on HV side suitable for 3x300 sqmm XLPE cable of 11 KV grade, including bus trunking arrangement on LV side including supplying and laying of copper conductor multicore control cable from transformer to HT breaker/panel for safety tripping, complete with all accessories and safety provisions as per relevant IS Code including first filling of filtered dehydrated oil, i/c supplying and grouting of suitable M.S. Channel with all accessories and transformer shall be confirming to IS : 2026 (Part 1 to Part 5), IS : 1180 and duly ISI Marked and as per CPWD specifications complete in all respects etc as required at site. The maximum flux density in any part of the core and yoke at rated voltage and frequency shall be such that the flux density with + 12.5 percent combined voltage and frequency variation from rated voltage and frequency does not exceed 1.9 Tesla. The permissible temperature-rise shall not exceed 35 dg.C for oil and 40 dg. C up to 200 KVA and 40 dg.C for oil and 45 dg. C for above 200 KVA for winding. Inside of tank shall be painted with varnish or liquid resistant paint. For external surfaces one coat of thermo setting powder paint or one coat of epoxy primer followed by two coats of polyurethane base paint shallbe used. IS: 1180 (Part 3) shall be referred to for paint thickness for normal to medium corrosive atmosphere. For highly polluted atmosphere and special application external paint work shall be as per direction of Engineer-in-Charge. Design ambient condition : a) air temperature 50 deg C, b) Relative Humidity 90 % Max, c) Seismic Zone as per location of site, d) Altitude as per location/site. Noise level Shall not exceed limits as per NEMA TR-1 with all accessories running measured as per IEC 551 / NEMA standard. The transformer should have QR code which should contain drawing, test report OEM manual,Geo- Tag of manufacturing location etc. Marking Each transformer shall be provided with rating plate made of anodized aluminum/ stainless steel material securely fixed on the outer body, easily accessible,as per IS: 1180 Part-3. The entries on the rating plate shall be indelibly marked. Fitting and Accessories : The following fittings shall be provided:- a) Two earthing terminals with the earthing symbol b) Oil level gauge indicating oil level at minimum, 30°C and maximum operating temperature; c) Air release device (for non-sealed type transformers) d) Rating and terminal marking plates; e) Silica gel breather f) Drain-cum-sampling valve (¾″ nominal size thread, IS 554) preferably steel with plug for three phase transformers; g) Thermometer pocket with cap; h) Oil filling holes having (1¼″ nominal size thread) with cover (for sealed type transformers without conservator); i) Lifting lugs for the complete transformer as well as for core and windingassembly; j) Pressure relief device or explosion vent above 200 kVA; k) One filter valve on the upper side of the tank (for transformers above 200 kVA); l) Unidirectional flat rollers (for transformers above 200 kVA); m) Inspection hole (for transformers above 200 kVA); n) HV side neutral grounding strip (where one of the HV bushing terminal is connected to earth); o) Buchholz relay for transformers above 800 kVA. p) Arcing horns or suitable rating lightning arrestors for HT side – 3 Nos. q) Bird guard; r) Oil temperature indicator and winding temperature indicators for transformers above 200 kVA with suitable tripping mechanism above permissible limit s) Jacking pads (for transformer above 1 600 kVA); t) Additional Neutral separately brought out on bushing for earthing. u) Magnetic oil level gauge

Painting two coats with oil bound distember paint including all cost and conveyance and etc complete