Bharat Sanchar Nigam Limited-BSNL has published Dismantling And Shifting Of 4 X 7Tr Pac Units From Ac Plant Of Ocb Side To Ac Plant Room Of Tax Side And Modification In Ducting _ Piping Etc. At Te Gandhi Nagar. Submission Date for this Tender is 30-04-2022. HVAC Tenders in jammu Jammu And Kashmir. Bidders can get complete Tender details and download the document.
| Sr No | CorrigendumDate | Corrignedum | CorrigendumType | NewSubmissionDate |
| 1 | 21-Apr-2022 | Corrigendum1 | Date | 30-04-2022 |
| Sl. No. | Item Description |
| 1 | Dismantling of existing fitted 7 TR Miscrprocessor based HPAC Package A.C. units (Schnedermake) with Single compressor i/c storgae the refrigerent gas by pumping down then dismantling the same with related condensers & MS stand ,accessories like canvas, damper from existing location near OCB on first floor & shifting the same to TAX area on same floor as directed by Eng.-in-charge. |
| 2 | Dismantling / removing the existing fitted old scrapped defective/worn out 7 TR package A.C. units with related condensers & accessories like canvas, damper etc. & shifting the same to desired location o n same floor as desired by Eng.-incharge. |
| 3 | Installation, testing and commissioning of shifted 7TR High Sensible Package indoor and outdoor units on existing MS stand , including nitrogen pressure testing ,vacuumisation, leak testing and gas charging i/c Supplying additional refrigerant (R-410A/ R 407C) and nitrogen etc as reqd. |
| 4 | Supply & fixing of the following sizes 18 gauge ( 1.2 mm)copper refrigerant piping on the MS perforated tray (wherever required) etc complete as reqd |
| 5 | Size 1-1/8" Hard Run Copper pipe |
| 6 | Size 7/8" Hard Run Copper pipe |
| 7 | Laying of following sizes of existing recovered copper refrigerant piping on the MS perforated tray (wherever required) etc complete as reqd |
| 8 | Size 1-1/8" (1.125 mm) Hard Run Copper pipe |
| 9 | Size 7/8" (.75 mm) Hard Run Copper pipe |
| 10 | Supplying and laying of following sizes of PVC insulated PVC Sheathed copper conductor armored cable of 1.1 KV grade conforming to relevant I.S. on wall/ existing trench/ existing MS perforated tray |
| 11 | 4 X 10 Sq. mm Copper armoured |
| 12 | 4 X 2.5 Sq. mm Copper armoured |
| 13 | 2 X 1.5 Sq. mm Copper armoured |
| 14 | Supplying, installing, balancing and commissioning of fabricated at site GSS sheet metal rectangular/ round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, support as per approved drawing and specifications of following sheet thickness complete as required. |
| 15 | 1.00 mm Thick 20 Gauge |
| 16 | 0.80 mm Thick 22 Gauge |
| 17 | 0.63 mm Thick 24 Gauge |
| 18 | SITC plumbing workwith following for drainage requirement I/c reducer, elbows, tees, unions, flanges etc. for water connection of various components of system i/c suitable sealent adheshive etc as reqd |
| 19 | 40mm CPVC Pipe |
| 20 | 25mm CPVC Pipe |
| 21 | Supplying, instalation, testing and commissioning of GM Ball valve of 12 mm dia i/c heavy MS Nipple of 12 mm dia, suta, safeda in etc as per specifications. |
| 22 | Providing and fixing of Canvas connection madeout with double canvas with fixing One No ZIP for taking of Blower outlet temperature i/c nut bolts, gastket etc as reqd. |
| 23 | SITC of fire dampers in supply air paths complete as required |
| 24 | GI volume control duct damper Motorized (ON-OFF Type) duct mounted GI volume control damper with enthalpy sensor and necessary control wire (minimum 1.5 sqmm) for integration within AHU room. |
| 25 | Providing & fixing Powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers. |
| 26 | Providing & fixing Powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers. |
| 27 | SITC I/c Fabricating following size of perforated MS cable tray I/c horizontal and vertical bends reducers tees, cross members and other accessories as reqd, and duly suspended from the ceiling with MS suspenders and including paint etc. as required. |
| 28 | 150mm width x 50mm x 1.6mm thickness |
| 29 | Providing and making MS structure for outdoor units out side of wall to connection exisintg structure made out of various MS item kike C channels / angles/ flat /round Pipe i/c cutting, welding , painting etc as per design and direction of Engineerinn -in-charge etc as reqd. |
| 30 | Dismantling / removing the existing fitted old scrapped defective/worn out 7 TR package A.C. units make with related condensers & accessories like canvas, damper & lowering down the same from first floor and terrace to ground floor along with shifting the same to the place inside the exchange premises as directed by Eng.-incharge. |
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