PWD/SE/KEC/NIT-04/19-20

Amount

HVAC Works Variable Refrigerant Flow System: Supply, erection, testing & commissioning of Modular Type outdoor units considering All Inverter Technology based Variable Frequency Driven VRF air-conditioners with air-cooled outdoor units, which shall be capable of cooling as per individual or season requirement suitable for operation on 415V, 3 phase, 50 Hz AC electric supply. Supply of the All Inverter Technology with scroll compressor VRF Outdoor units. The unit should be suitable for non-ozone depleting refrigerant R410A/R-32 refrigerant including charging of the refrigerant of capacity mentioned below- ODU TOP DISCHARGE - 24 HP COP at 50% Load and 40°C DBT outdoor temperature should be 4.5 or above. There should be no capacity deration upto 40°C (Make-Blue Star / Carrier / Daikin / Hitachi / Voltas / Trane / Mitsubishi Electric / General).

Supply, erection, testing & commissioning of INDOOR UNITS considering inverter Technology based VFD VRF air conditioners with air cooled indoor unit which shall be capable of cooling as per individual or season requirement including cordless remote control (make same as ODU). (a) Indoor Unit 4 way cassette 2.3 TR

Do----Do----Do----Do (b) Indoor Unit 4 way cassette 3.2TR

Do----Do----Do----Do (c) Indoor Unit 4 way cassette 4TR

Supply, erection, testing & commissioning of Y Joints as per direction of EIC.

Lifting, shifting & positioning of VRF Outdoor Units with necessary supports, vibration isolation pads etc.

Supply, laying, dressing, testing & commissioning of standard copper 3C x 1.5 sq.mm shielded communication cabling including clamping and supporting as per standard specifications.

Supply, installation, testing & commissioning of drain piping consisting of hard PVC pipes of following sizes insulated with 9mm nitrile rubber insulation. (a) 25 mm

Do----Do----Do----Do (b) 32 mm

Do----Do----Do----Do (c) 40 mm

Supply, installation, testing & commissioning of the insulated refrigerant piping between outdoor unit to indoor units as per the specifications. The insulation shall be of 19 / 13mm thick Nitrile rubber throughout the running length of suction refrigerant piping (a) Dia 38.1 mm (with 19mm thick nitrile rubber insulation)

Do ---------- do ---------------- (b) Dia 31.75 mm (with 19mm thick nitrile rubber insulation)

Do ---------- do ---------------- (c) Dia 28.6 mm (with 19mm thick nitrile rubber insulation)

Do ---------- do ---------------- (d) Dia 25.4 mm (with 19mm thick nitrile rubber insulation)

Do ---------- do ---------------- (e) Dia 22.2 mm (with 19mm thick nitrile rubber insulation)

Do ---------- do ---------------- (f) Dia 19.1 mm (with 19mm thick nitrile rubber insulation)

(g) Do ---------- do ---------------- Dia 15.9 mm (with 19mm thick nitrile rubber insulation)

(h) Do ---------- do ---------------- Dia 12.7 mm (with 13mm thick nitrile rubber insulation)

(i) Do ---------- do ---------------- Dia 9.5 mm (with 13mm thick nitrile rubber insulation)

Supply & fixing of GI cable trays of size 300 mm (W) x 50 mm (D) x 2 mm (T) with vertical sides on both ends and suitable MS supports including concrete bolts, hold fast etc.

Supply & errection of MS STRUCTURAL WORK as required to make the outdoor units ready and complete for installation and functioning (Drawing and Design to be approved by EIC).

Dismantling of Existing IDU carefully for further reinstallation, as directed by EIC

Reinstallation of Existing IDU carefully at relocated position, as directed by EIC including additional charging of Refrigerant if required.

Dismantling of existing refrigerant piping of different dia including dismantling of drain line, as directed by EIC. N.B: (a) The Agency must procure the materials from the Manufacturer / OEM or from their authorized. Sales channel so that the standard warranty / support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them. (b) Documents that authenticates such procurement from the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM / authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution of work / submission of bill. (c) Certification in original from the manufacturer / OEM, as the case may be, regarding originality of the material must be submitted before any payment. (d) If any refurbished material is supplied and installed, penal action will be taken as per existing rules.

AIR Q SOLUTIONS

JOHNSON CONTROLS HITACHI AIR CONDITIONING INDIA LTD.

EVAC ENGINEERING PROJECTS PVT. LTD