tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd.

You can fill out the integrated inquiry form below on this detail page to share your company profile. Our consultancy desk will review your query regarding compressor installation,extra copper pipe,polyethylene foam,electrical cable,refrigerant pipe,steel enclosure,refrigerant gas,air conditioner,remote control,copper cable,copper tubes,power supply,copper pipe,sheet steel,power point,cable tray,pipe line,split ac,pvc pipe,ac units,ms sheet,ac unit,bracket,bolts parameters and guide you on how to coordinate efficiently with the procurement team of Bharat sanchar nigam limited BSNL

Tender18 provides end-to-end professional bidding support and documentation advisory for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd. . Our senior analysts help you decode the complete project guidelines, manage accurate costing sheets, and complete error-free submissions on the official platform used by Bharat sanchar nigam limited BSNL.

Most online bids face rejection during the initial evaluation round due to avoidable errors like uploading blurred document scans, submitting expired DSCs, or missing critical experience papers required for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd. in West bengal.

Eligibility for outstation bidders depends entirely on the terms set inside the document for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd.. While many public sector projects allow national competitive bidding, certain localized works require local offices or specific registration metrics in Kolkata.

If this procurement is routed through the central marketplace, an active GeM Seller ID is mandatory to supply compressor installation,extra copper pipe,polyethylene foam,electrical cable,refrigerant pipe,steel enclosure,refrigerant gas,air conditioner,remote control,copper cable,copper tubes,power supply,copper pipe,sheet steel,power point,cable tray,pipe line,split ac,pvc pipe,ac units,ms sheet,ac unit,bracket,bolts items. Tender18 offers complete assistance for brand cataloging, profile creation, and vendor assessment required officially by Bharat sanchar nigam limited BSNL

To register an eligible bid for these compressor installation,extra copper pipe,polyethylene foam,electrical cable,refrigerant pipe,steel enclosure,refrigerant gas,air conditioner,remote control,copper cable,copper tubes,power supply,copper pipe,sheet steel,power point,cable tray,pipe line,split ac,pvc pipe,ac units,ms sheet,ac unit,bracket,bolts contracts, companies must prepare their core compliance documents. Vendors operating across West bengal must ensure they possess a valid GST registration, permanent account number (PAN), and active Class-3 Digital Signature Certificates.

This public procurement cycle is specifically looking for qualified vendors and suppliers who can provide high-quality compressor installation,extra copper pipe,polyethylene foam,electrical cable,refrigerant pipe,steel enclosure,refrigerant gas,air conditioner,remote control,copper cable,copper tubes,power supply,copper pipe,sheet steel,power point,cable tray,pipe line,split ac,pvc pipe,ac units,ms sheet,ac unit,bracket,bolts solutions. The operational execution, delivery, and deployment of these materials must be managed locally within the Kolkata region.

The estimated project cost and budget thresholds can be reviewed directly inside the tender document. Bidders can analyze these qualification files to check if their firm meets the financial capability criteria specified for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd. by Bharat sanchar nigam limited BSNL

You can download the commercial Bill of Quantities (BOQ) spreadsheet directly using the secure link provided on this page. The BOQ file contains the item descriptions and rate filling forms officially validated for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd. within the West bengal jurisdiction

The official timeline and deadline details for tender for supply of 1.5 tr inverter type 5 star rated split air- conditioner unit , installation, testing and commissioning of the split ac unit , supplying and fixing extra copper pipe line , supplying and laying 4 core 2.5 sq. mm pvc insulated and pvc sheathed flexible copper cable , supplying and fixing of powder coated ms frame stand , supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection , supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable , supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v, supply installation testing and commissioning of 4 nos inverter split ac at cto kolkata, supply of 1.5 tr inverter type 5 star rated split air-conditioner unit as per bee star rating, (as per new bee rating valid for 1st january 2026 to 31 december 2027 ) with remote control unit, filters, rotary type compressor, copper tubes for both indoor and outdoor unit, refrigerant gas with topping up of refrigerant if required, transportation of all of the above to the various sites and supplying the following up to the length of 3 mtrs etc. as required. (1) hot and cold refrigerant piping (2) suitable connecting electrical cable between indoor and outdoor unit. note-- 1) the manufacturers / suppliers shall give a warranty of the air conditioner for 15 months from date of supply or 12 months from date of installation, which is earlier. thereafter 9 years (108 months) additional warranty on the compressor., installation, testing and commissioning of the split ac unit at a specified location by mounting and fitting indoor and outdoor units at their respective locations , laying and fixing of both liquid and hot gas lines, interconnecting wiring for both indoor outdoor units up to 3 mtrs length and ,interconnecting the indoor unit and outdoor unit with refrigerant line, insulating the refrigerant pipe with expandable polyethylene foam tubing unit , leak testing entire system ,charging refrigerant gas in the unit ,making power supply connections from the power point etc complete as required., supplying and fixing extra copper pipe line both 1/4 inch for gas line and 5/8 inch for liquid line or suitable dia to match with the pipeline of the new unit along with suitable size rubber foam/insulation on surface of the wall i/c necessary flare nuts, suitably brazing with the existing pipe clamping, making holes in walls, same etc., as per site requirement. note - the length of refrigerant pipes supplied with each ac units is 3 mtr. extra length shall be paid extra for which firm shall quote their unit rates., supplying and laying 4 core 2.5sq.mm pvc insulated and pvc sheathed flexible copper cable along refrigerant pipe or on existing conduit / cable tray i/c binding with plastic tags for extending supply from existing industrial socket to indoor unit etc, as required . (make- any isi mark ) . note- the length of copper cable supplied with each unit is 3 mtr . extra length shall be paid extra., supplying and fixing of powder coated ms frame stand comprising of two numbers bracket made of heavy duty ms sheet to accommodate the condenser (outdoor) unit for fixing on the wall with suitable diameter and length of anchor fast bolts and making good damages etc as per site requirement ., supplying and fixing of 20 mm dia heavy duty pvc pipe with accessories for drain water connection where ever required etc. complete as required.(make- any isi mark ) ., supplying and laying of pvc insulated and pvc round sheathed, 3 core ,2.5 sqmm, 1.1kv copper cable ( un-aoumerd ) including connection , testing checking etc as complete as required, supplying and fixing dp sheet steel enclosure on surface or recess along with 25,32a 240v c curve dp mcb complete with connections ,testing and commissioning etc. as complete as reqd. are available inside the detailed notification files. Bidders planning to target this contract in Kolkata should check the official portal schedule early to complete their online technical and financial submission well before the closing hours.