tender for supply, installation, testing and commissioning of 2 ton split type air conditioners in temperory tubular stucture using as office of 123 bn bsf patiram campus under shq bsf raiganj; 1 supplying, installation,testing and commissioning of 2ton inverter type having 3 star rating variable speed wall mount split type air conditioner with all accessories, materials of evaporator & condenser - copper, cooling capacity as per bee star rating label (in watts) - 6000, refrigerent - r32, compressor type as per bee star rating label - inverter ac - variable speed , which operates 50 hz , 230 volt vac compitable to make voltas split ac model no. 243v vectra elite 3 star inverter or equivalent make 2 supplying, installation, testing and commissioning of4 kva, automatic digital wall mounted voltage stabilizer single phase sine wave , operates from 130 v-300 volt, materials of winding should be copper and having provision for digital voltmeter and ameter, 50 hz vac suitable for operate of 2 ton inverter split ac compitable to model no. va4130-4kva-130-300v