Replacement of Split AC Units in Directors Residence and B-2/103 at IIT Delhi

Amount

Supply, Installation, Testing and Commissioning of following capacity high wall split type Air Conditioner unit for heating & cooling comprising factory built evaporator and condenser unit with remote controller with battery, as per following specifications: Star Rating: not less than 3 Star; Compressor: Rotary type inverter inbuilt for variable speed operation; Refrigerant: Ecofriendly; Material of evaporator & Condenser : Copper; Suitable for operation on 230 volt, 50Hz, ac supply; warranty of machine: not less than 1 year; warranty of compressor: not less than 5 years. The work shall include making suitable opening in the wall / glass for drawing of refrigerant pipes, power connections to indoor and outdoor units, sealing the holes properly on the wall, mending good the damages, etc. including supplying and fixing of prototype adjustable readymade stand made of steel for resting condenser unit either on flat surface or on wall [as per site requirement - either floor mounted or wall mounted], having adequate strength for carrying load of condenser unit, duly prepainted with anticorrosive paint, nuts, bolts, fasteners, grouting / properly securing from accidental fall, fasteners, antivibration mounting, etc. complete as required. (Note: cost of refrigerant pipes and power chord are not included) [Acceptable make of AC: Mitsubishi / O General / Hitachi / Panasonic / Blue Star / Carrier / Voltas / Lloyd / Daikin / LG]

Rated cooling capacity: Not less than 5000 watt (Room B-2/103)

Rated cooling capacity: Not less than 6000 watt (Director's Lodge)

Supply, Installation, testing and commissioning including vaccumiazation and Nitrogen testing of following nominal sizes of soft drawn copper refrigerant piping for Split AC system, complete with fittings, with suitable adjustable ring type hanger supports (wherever required), jointing / brazing including accessories, cutting of glass window wherever required with proper finishing, insulated with XPLE Class-O tubular insulation / with Class-O closed cell elastometric nitrile rubber tubular sleeves sections of specified thickness as given below for Suction and Liquid lines, all accessories as per specifications etc. packing of all leakage either on wall or window with silicon / insulation, as required : [Acceptable make of copper pipes : Uniflow / Manibhadra / Ganpati / Mexflow / Mandev / Indigo / Godrej / Visiaro) Acceptable make of tubular insulation: Visiaro / Marshland / Avi Global / Armaflex / Aajjo / Dynamic / Uttam] NOTE: (1) The copper piping and piping circuit should be with minimum number of joints

6.4 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

12.7 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

15.86 mm dia (OD) (Soft drawn) with tube thickness 1.2 mm with 19 mm thick insulation

DRAIN PIPE: Supplying and laying of ISI marked flexible braided PVC pipe of 25 mm dia for draining of sweated water from AC evaporator (indoor) unit including providing tee, joints, elbows, supports, etc. wherever required etc. complete as required.

Supplying and laying of ISI marked FRLS industrial multistranded flexible copper cable of following size of 1.1 kv grade conforming to IS694:2010 including making connection etc. for communication / indoor power supply between indoor and outdoor unit and other units, etc. through conduit complete as required. (for communication) (Acceptable make: Polycab / Havells / Gloster / RR Kabel / Nicco / Skytone / Finolex / KEI / Universal / Anchor) [NB: Single stranded cable not to be used]

4 core x 2.5 sqmm

Y. J. Electrical

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