Improvement of AC Units in WRD Campus Building at Coimbatore in Coimbatore District.

Supply erection testing commissioning of 1.5TR (4500 KCal/Hr) ABS Plastic split type Air Conditioner conforming to IS1391[Part 2] 1992 with Rotary compressor operating on refrigerant Non CFL suitable for wall mounting for operating on 230V 50HZ single phase AC supply with Three star rating Model as per BEE Specification and capable of performing the following functions. A) Cooling, B) dehumidifying C) Air circulating D) Filtering the installation work for the above split type AC units includes the following.1. Mounting /fitting indoor and outdoor units at their respective locations. 2. Laying refrigerant pipe line of 6mtrs distance and connecting both units after drilling hole in the wall if required thickness of the copper tubing shall not be less than 0.80mm 3. Insulating the suction pipe with expanded polythene foam 5mm thick tubing. 4. Laying 15mm dia flexible PVC drain pipe of 6mtrs length to throw out the condensate water being formed in the indoor unit. 5. Leak testing the entire gas unit. 6. Charging refrigerant gas in the unit. 7. suitable electric wiring to be provided with 2.5sq.mm PVC insulated copper wire between indoor and outdoor units up to 4mtrs length and up to switch within 3mtrs of location of indoor unit.(Make -Carrier/voltas /Blue star make only)

Supply erection testing commissioning of 2.0TR (6000 KCal/Hr) ABS Plastic split type Air Conditioner conforming to IS1391[Part 2] 1992 with Rotary compressor operating on refrigerant Non CFL suitable for wall mounting for operating on 230V 50HZ single phase AC supply with Three star rating Model as per BEE Specification and capable of performing the following functions. A) Cooling, B) dehumidifying C) Air circulating D) Filtering the installation work for the above split type AC units includes the following.1. Mounting /fitting indoor and outdoor units at their respective locations. 2. Laying refrigerant pipe line of 6mtrs distance and connecting both units after drilling hole in the wall if required thickness of the copper tubing shall not be less than 0.80mm 3. Insulating the suction pipe with expanded polythene foam 5mm thick tubing. 4. Laying 15mm dia flexible PVC drain pipe of 6mtrs length to throw out the condensate water being formed in the indoor unit. 5. Leak testing the entire gas unit. 6. Charging refrigerant gas in the unit. 7. suitable electric wiring to be provided with 2.5sq.mm PVC insulated copper wire between indoor and outdoor units up to 4mtrs length and up to switch within 3mtrs of location of indoor unit.(Make -Carrier/voltas /Blue star make only)

Renewal by Supply and fixing of 4KVA Automatic voltage stabilizer of wall mounting type with Automatic time delay switching arrangements suitable to operate on 230V Single phase supply.

Renewal by Supply and fixing of MS Stand for fixing outdoor unit.( For Split AC unit)

Renewal by Supply and laying of 5/8'' and 3/8'' copper pipe (Extra beyond 3Mtrs supplied with AC Unit) (For Split AC unit)

Renewal by Supply and fixing of 20A Flush type Wall Socket 32A DP MCB complete set for AC Plug in flush with wall with earth connection (For AC Plug)

Renewal by Supply and run of 2 of 4 sq.mm. PVC insulated SC unsheathed FRLS copper conductor of 1100V grade insuitable PVC rigid pipe on wall and ceiling with continuous earth wire connection of 4 sq.mm copper wire with painting of suitable colour.