supply and installation of 3 nos. 1.5 tr. 5-star ,100pe copper inverter a.c machines(make- carrier/daikin/ voltas or equivalent make ) in the smart class room (2 nos.) and seminar room(1 no.)department of education ,alipore campus , kolkata-700027 , supply and commissioning of new 1.5 tr. split type inverter a.c , 100% copper , 5 star with remote room air conditioner machine , including necessary copper pipe with insuation& taping , electrical chord , 16a plug top (crabtree ), drain water pipe upto nearest drainage. all accessories as requiredfor completing the job. make --daikin / carrier /voltas or equivalent , supply & installation of angle iron platform for the installation of the out door units for 3 nos. split type machine along with the provision of working on the platform for future maintenance . , wiringfor a.c machines withfr pvc insulated copper wire (finolex /havells] in suitablesize pvc rigid conduit pipeincl. required accessories. 2 x 36/0.3 (2.5 sqmm) + 1 x 22/0.3 (1.5 sqmm) , supply & fixing 240 v, 25a modular type socket, 25 a, modular type starter (crabtree) with 25a modular switch dp mcb (c-curve) and 6 module g.i modular type switch board with 6 module top cover plate on the wall incl. s&f switch board and cover plate and making necy. connections with pvc cu wire and earth continuty wire etc.