tender for the supply and installation of ac go through the tender notice , supply &installation 2.0 tonnage. 5 star rated wall mounted (inverter model), split type air conditioner units with iseer ratio not less than 4.5. rotary compressor and all accessories including standard copper refrigerant pipe (up to 3 meters),pvc drainpipe (up to 3 meters) and control cable between indoor and outdoor units (up to 3 meters) with r32/r410a refrigerant gas, with remote controller.along with 5 kva voltage stabilizer having lv/hv cut off, built in time lag, auto restart facility on restoration of power and suitable for input voltage range of 170-270 v and output 220v±10% providing suitable bracket with vibration pads for outdoor unit.split ac with inverter compressor: variable speed compressor which adjusts power depending on heat load. it is most energy efficient and has lowest-noise operation capacity: 2 ton. suitable for large sized rooms (151 sq ft to 200 sq. ft).compressor type high eer twin rotary - bldc, copper condenser coil: better cooling and requires low maintenance. special features like dust_filter;air_purifier should be there. cord less remote suitable for operation on 230 volts, 50hz ac single phase etc complete as required. ( condenser coil should be made out of copper tubing only.)