Supply and Fixing of Refrigerant Copper Piping, Communication Wiring, Control Wiring Along With Allied Work Suitable For Variable Refrigerant Flow Type Air-Conditioning System at BLOCK-A Under (CAPEX) at Main Campus Shalimar, SKUAST-K.

Supply & fixing of Refrigerant copper piping, communication wiring, control wiring along with allied work suitable for Variable Refrigerant Flow type air- conditioning system at BLOCK -A , The piping should be proper supported with MS hanger etc.

Refrigerant Piping Supply installation, NitrogenTesting of soft/hard copper Refrigerant piping work of suitable sizes between Outdoor & Indoor units insulated with closed cell elastometric nitrile rubber sleeves (13mm / 19mm) thickness for Suction and Liquid lines for interconnecting Indoor and outdoor units and shall be properly supported with MS hanger . The piping should be concealed by chiesling on the outer walls and core cuttings as per the requirement . The refrigerant copper pipe guage should be VRV/VRF standard (Above 0.88mm & 0.99 mm wall thickness) as per the following sizes ,

31.4 mm O.D..(with 19 mm insulation)

28.7 mm O.D..(with 19 mm insulation)

22.05 mm O.D. (with13mm insulation)

19.1 mm O.D.(with 13mm insulation)

15.9 mm O.D.(with 13mm insulation)

12.7 mm O.D.(with 13mm insulation)

9.5 mm O.D.(with 13mm insulation)

Transmission Wiring Supply & Installation of control cum transmission wiring of 3 core x 1.5 sqmm Shielded copper in suitable pvc conduits between indoor and outdoor unit as complete as required. 2

Drain Piping Supply Installation Testing & Commissioning of rigid PVC piping with fittings, supports as per specifications complete as required. After installation the drain pipe should be properly covered with nitrile insulations - 6mm including wall cutting and finishing in all respects as reuired as per site. 25 mm dia

Remote Wire Supply & Installation of Copper cable wire - 2Core x1.0 Sqmm through suitable PVC conduits between indoor and outdoor controller

Control wire for CRC Supply & Installation of Copper cable wire - 2Core x1.5 Sqmm through suitable PVC conduits outdoor and controller at Main control room

GI Cable Tray: SITC of perforated GI tray with hangers & supports for exposed piping (300MM )

Supply and fixing of Refnet Y joints of all types as per site requirements /design

Note:-The rates quoted are inclusive of all carriages of materials (Mechanical/Manual) from source to site work and all extra charges including dewatering if any during the execution of work till complete in all respects.

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