provision of electrical installations and power mains to the 10 class room building in government girls higher secondary school at nadupettai in vellore district- 1 wiring with 2 x1.5 sq.mm. pvc insulated single core unsheathed frls copper conductor of 1100 v grade in suitable pvc rigid pipe concealed in wall and ceiling with pvc accessories with module gi switch box in flush with wall with 6a one way module switch with module front plate with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour for concealed pvc light point / fan point (for electronic regulator) (5 points / coil) higher end ) 2 supply and fixing of single box type 1x18w 4 feet led fitting without led tube complete with tw round blocks on wall or ceiling with18 w led tube light with single side connection ( havells / equivalant)with pvc unsheathed copper leads from terminals to the fitting. 3 supply and fixing of 18w led 1 x 1 square type surface fitting complete with led on wall or ceiling with pvc unsheathed copper leads from terminals to the fitting. 4 supply and fixing of 1200mm (48) sweep ac ceiling fan complete ( higher end) with 2 module 100w fan step regulator (higher end) with 300mm down rod with fan clamp with side plates and cross arm of size 450mm (18) 5 supply and fixing of 3nos.6a two module 5 pin socket , 3 nos. 6a one module switch with module cover plate (plastic) on suitable module concealed box (gi ) in flush with wall with connections. higher end 6 supply and fixing of 48 w ledstreet light fittingcomplete with32 mm dia g.i pipe (class b) with 1 no 32 mmdia gi bend complete on the existing post / wallwith pvc unsheathed copper leadsms clamps and aluminium painting 7 supply and fixing of 12 way single pole and neutral mcb sheet steel enclosure distribution board with double door (metal) with 1 no. 40a dp mcbisolatoras incoming and 10 nos. 6a to 32a sp mcb as outgoing on wall with earth connection only.higherend 8 supply and fixing of 4 way vertical triple pole and neutral mcb sheet steel enclosure distribution board with double door (metal) with 1 no. 63a 4p mcbswitch as incoming and 12 nos. 6a to 32a sp mcb as outgoing on wall with earth connection only. 9 supply and fixing of 63a tpnmc switch with suitable angle iron frame work with ms cable entry boxes with earth connection only 10 supply and fixng of tneb meter board suitable for 3 phase 63a service connection made up of suitable angle iron frame work of size 2 feetx1-1/2 feet using angle iron of size 1-1/2x1-1/2x1/4 rigidly fixed on wall covered with hylem sheet of size 2 feet x1/2 feet of 6mm thickness with necessary bolts and nuts supports and supply and fixing of 3 nos.63 a fuse units (500v), 1 no. neutral link, copper earth flat of size 1x1/4 with interconnection of eb meter to fuse units by 16 sq.mm pvc insulated copper wire with 1 no 63 amp 30ma four pole rcd/ rccb (higher end) withsuitable necessary connection with earth connection complete. 11 supply and run of 4 of 10 sq.mm pvc insulated sc unsheathed frls copper conductor of 1100 v grade in 25mm dia gi pipe (class b ) suitably bent at both ends with necessary angle iron upright and end support for service connection mains. 12 supply and run of 4 of 10 sq.mm. pvc insulated sc unsheathed frls copper conductor of 1100 v grade in suitable pvc rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sq.mm copper wire and making good of the concealed position. 13 supply and run of 4 of 10 sq.mm pvc insulated sc unsheathed frls copper conductor of 1100 v grade on 7/20 gi wire for service connection mains 14 supply and demonstration of 2 kva inverter with input voltage range 180v -260v and output voltage 200v-230v 50hz with micro controller based design like microtek/ equivalent with2 nos 12v -150ah exide battery/ equivalent and testing complete. 15 supply and fixing of 32a dp mcb in flush with sheet enclosure in wall with earth connection[legrand (mds) / hager (l&t) make] 16 supply and run of 2 of 1.5 sq.mm.pvc insulated sc unsheathed frls copper conductor of 1100v grade in suitable pvc rigid pipe concealed in wall and ceiling with continuous earth wire connection of 1.5 sq.mm copper wire and making good of the concealed portion with suitable colour. 17 supply and run of 2 of 10 sq.mm. pvc insulated sc unsheathed frls copper conductor of 1100 v grade in suitable pvc rigid pipe concealed in wall and ceiling with continuous earth wire connection of 10 sq.mm copper wire and making good of the concealed position. 18 supply and run of 2 of 4 sq.mm.pvc insulated sc unsheathed frls copper conductor of 1100v grade in suitable pvc rigid pipe concealed in wall and ceiling with continuous earth wire connection of 4 sq.mm copper wire and making good of the concealed portion with suitable colour. 19 supply and clarnping of 2 x 16 sq.mm. pvc ltug armoured cable on post or on wall with ms clamps 20 supply and laying of 2x16 sq.mm pvc armoured ltug cable in a trench to be excavated at a depth of 0.75 metre putting 0.15 metre layer of sand and covering the cable completely with bricks and sand and refilling the earth to make good 21 supply and fixing of brass cable gland for 2 x 16 sq.mm. pvc ltug armoured cable with earth connection. 22 supply and fixing of 12 gang bell 23 earthing as per the isi specification with an earth electrode of 2.1mt class b gi pipe of dia not less than 40mm, with copper earth plate of size 125mmx50mmx6mm, with necessary funneling arrangements with necessary masonry work and with 38mm rcc cover slab for the brick masonry. 24 supply and run of 1 of no.8 swg copper wire in suitable pvc rigid pipe on wall / floor / ground for earth connection. 25 gst @ 18 %