Replacement of old split type Air Conditioning Machines by new split type Air Conditioning Machines including SITC of the same for 4 officers Rooms on 2nd 5th and 6th Floor of Vidyasagar Bhawan

Dismantling of existing old model both indoor & outdoor units for 1.5/2.0 ton A.C machines with own tools & tackles and Filup with Brick at gap position after dismanteling of Window AC machine as per direction of EIC and Handed over to the Authority.

Supply, Installation, Testing, and Commissioning of air-cooled Hi-Wall split type air conditioners of following capacities comprising Indoor and Outdoor Units with factory-charged Rotary/Scroll compressors (R-32/R-410A) including surface/concealed copper refrigerant piping insulated with closed-cell elastomeric nitrile rubber insulation and wrapping tape (up to 3 m), FRLS type copper power cable (up to 3.5 m) with suitable plug top, 3 meters of drain pipe, and wireless remote control with suitable battery. The system shall operate on 230V, 50Hz (±tolerance as per applicable standard), single-phase AC supply, providing cooling, dehumidification, and air circulation functions conforming to IS-1391 (Part-II ) with all amendments, and shall be capable of efficient performance at outdoor ambient temperatures up to 50°C, with a minimum 5- year OEM warranty on both the compressor and PCB. The system shall be installed with S&F appropriate fixing arrangements as per OEM recommendations, including wall openings, mending well the damages and making necessary connections including T&P & labour etc as required complete in all respect as per the direction of EIC.Cooling Capacity- 5.2 kW (Minimum) , Air Flow Rate:600 CFM (Minimum)Minimum ISEER - 5.0, BEE level - 4-Star(min)(Make -Mitsubishi Electric/ Mitsubishi Heavy/ O General (R32)As per choice of E.I.C.

Cooling Capacity- 6.1 kW (Minimum) , Air Flow Rate:800 CFM (Minimum) Minimum ISEER - 5.0, BEE level - 4-Star(min)

Supplying, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft/hard drawn copper refrigerant piping for VRV/VRF system, complete with fittings, with suitable adjustable ring type hanger supports, jointing/ brazing including accessories, insulated with XPLE Class-O tubular insulation/with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of 19 mm thick insulation as given below for Suction and Liquid lines, all accessories as per specifications etc. as required : (For 4 nos of New AC Machine and 3 Nos of Existing AC Machine) 6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm (Make-As per direction of EIC)

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm (Make-As per direction of EIC)

Supply & laying Soft Drawn PVC Drain Pipe 19mm dia with proper supports & brackets as per direction EIC.

S&F of additional following items for length exceeding 3.5 mtr for complete installation and commissioning of aboove AC machines. i) 2.5 sqmm, 3/4 core copper cable (FRLS type).[Make:- Polycab/Havells/Gloster/Finolex/KEI/RR Kabel/As per choice of EIC]

S & F 19 mm thick, 3ft x 3ft plywood with necessary screw, wooden guthka etc and mending good the damages as per direction of E.I.C.

Cutting The existing iron grill for installation of outdoor unit of AC machine with own tools & tackles as per direction of EIC and Handed over to the Authority.

Hiring charges for scaffolding arrangement including dismantling at the end of work and carriage, for AC installation per storey of building per vertical run.