REPLACEMENT OF ACs AT OPERATION AREA/MSSR PORUR/OM AT CHENNAI AIRPORT 2019-20

Supply of single phase 1.5 TR Split type Air conditioner of High wall mounting type of minimum 3 star rating consisting of non-ductable single room evaporator unit(copper coil) with cordless remote control and one number outdoor condensing unit comprising of sealed type rotary compressor suitable for operation on 230V, 50Hz AC supply capable of performing cooling, Air-Circulating, filtering, providing wall brackets and comprising of the following including first charge of refrigerant, facilty of having auto-restart without changing of existing setting etc., as required. i) 1" or as per OEM Specification Drain PVC pipe (upto 3 meters). ii) 1/4" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iii) 1/2" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iv) 3 x 2.5 sq.mm copper conductor cable (upto 3 meters). v) Rigid PVC pipe / PVC Trunking of suitable size for covering all the above in (i), (ii), (iii) & (iv).

Supply of single phase 2 TR Split type Air conditioner of High wall mounting type of minimum 3 star rating consisting of non-ductable single room evaporator unit(copper coil) with cordless remote control and one number outdoor condensing unit comprising of sealed type rotary compressor suitable for operation on 230V, 50Hz AC supply capable of performing cooling, Air-Circulating, filtering, providing wall brackets and comprising of the following including first charge of refrigerant, facilty of having auto-restart without changing of existing setting etc., as required. i) 1" or as per OEM Specification Drain PVC pipe (upto 3 meters). ii) 1/4" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iii) 1/2" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iv) 3 x 2.5 sq.mm copper conductor cable (upto 3 meters). v) Rigid PVC pipe / PVC Trunking of suitable size for covering all the above in (i), (ii), (iii) & (iv)

Supply of 3 TR nominal capacity microprocessor based air cooled ductable split air conditioning unit with indoor unit housing expansion valve, the distributor & microprocessor based controls and outdoor condensing unit housing Reciprocating compressor suitable for operating on three phase 415V±10% 50HZ AC supply etc complete as required. i) 1" or as per OEM Specification Drain PVC pipe (upto 3 meters). ii) 3/8" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iii) 5/8" dia copper pipe insulated with 13 mm thick insulation or as per OEM Specification (upto 3 meters). iv) 3C x 4 sq.mm copper conductor cable (upto 3 meters). v) Rigid PVC pipe / PVC Trunking of suitable size for covering all the above in (i), (ii), (iii) & (iv).

Supply of 4 KVA Voltage stabilizer wall mounting type suitable for 1.5 TR split A/C units with input volt range 170 V to 270 V etc., as required.

Supply of 5 KVA Voltage stabilizer wall mounting type suitable for 2 TR split A/C units with input volt range 17 0V to 270 V etc., as required.

Installation, testing and commissioning of single phase 1.5 TR split airconditioner of high wall mounting type with minimum 3 star rating including fixing the condenser, evaporator unit, Stabillizer, Outdoor stand, making all inter connections between evaporator unit and condensor unit up to a length of 3 mtrs etc., gas charging, pressure testing complete as required.

Installation, testing and commissioning of single phase 2 TR split airconditioner of high wall mounting type with minimum 3 star rating including fixing the condenser, evaporator unit, Stabillizer, Outdoor stand, making all inter connections between evaporator unit and condensor unit up to a length of 3 mtrs etc., gas charging, pressure testing complete as required.

Installation, Testing and Commissioning of Three Phase 3 TR Ductable Split Airconditioner including fixing the condenser and fixing of Evaporator unit and condensor, gas charging and interconnection with existing duct, including providing suitable angle iron/foundation support for outdoor unit etc., complete as required

Supply and fixing of additional drain pipe suitable for 1.5/2/3 TR AC complete as required.

Supply and fixing of additional suction copper line and discharge copper line with suitable supports including insulation and protective rigid PVC pipe/PVC trunking of suitable size for interconnections between evaporator unit and condensing unit for 1.5 TR AC complete as required.

Supply and fixing of additional suction copper line and discharge copper line with suitable supports including insulation and protective rigid PVC pipe/PVC trunking of suitable size for interconnections between evaporator unit and condensing unit for 2 TR AC complete as required.

Supply and fixing of additional suction copper line and discharge copper line with suitable supports including insulation and protective rigid PVC pipe/PVC trunking of suitable size for interconnections between evaporator unit and condensing unit for 3 TR AC complete as required.

Supply and fixing of following additional copper conductor cables along with Piping for interconnections between evaporator unit and condensing unit for 1.5/2/3 TR AC complete as required.

3C x 2.5 sq.mm copper conductor cable

3C x 4 sq.mm copper conductor cable

Supply, Installation, Testing & Commissioning of Fire Damper made with galvanized steel 14 gauge for duct and 20 gauge for damper blades or as per OEM and damper suitable for motor operated, retaining angles, matching steel sleeves etc complete as required.

Supplying and installation of Actuator electrically operated on 230 V AC Supply, maintenance free direct coupled spring return type, Power ON indicating lamps, damper close & open indication, reset push button, push button for manual running of actuator for periodic inspection, contact points to receive signal from Fire alarm panel etc., complete as required.

Dismantling of Single Phase, 1.5/2 TR rated Split type Airconditioner indoor unit, outdoor unit, disconnecting the refrigerant pipes, electrical connections including gas pumping down & shifting to location as per the instruction of EIC etc., complete as required.

Dismantling of 3 Phase, 3 TR rated Ductable Split Airconditioner indoor unit, outdoor unit, disconnecting the refrigerant pipes, electrical connections including gas pumping down & shifting to location as per the instruction of EIC etc., complete as required.

Snowmex Refrigeration

CHENNAI ENGINEERING SERVICES