Aranthangi

Sub switch Panel: Supply and Erection of 400A capacity Dust and Vermin Proof Cubical Panel Board made up of 16 SWG CRCA steel with supply and fixing of the following interior mounting fuse switches with HRC fuses arranged in two Horizontal rows with one switch over the other with a central bus bar chamber and two nos of Horizontal cable chambers at the two ends one on each side next to the fuse switch chamber and confirming to IE rules.

EB INCOMER: 400A FP switch disconnector fuse units interior only with HRC fuse Double Break Switch -1 No DG INCOMER: 400A FP switch disconnector fuse units interior only with HRC fuse Double Break Switch -1 No OUTGOING: 250A TPN switch disconnector fuse units interior only with HRC fuse Double Break Switch -3 Nos 63A TPN switch disconnector fuse units interior only with HRC fuse Double Break Switch -2 Nos (All the TPN Switch should be Siemens with Front Handle) Suitable

The bus bar chamber will consist of suitable size of tinned copper flat for phase and neutral buses on epoxy moulded bus insulated at proper and sufficient spacing between the buses as per IE Rules. This bus bar chamber should be segregated from the adjacent chamber by providing hylem sheet of suitable thickness as partisans. 2 Nos 25x3mm tinned copper flats should be provided all round the panel for earth bus. The fuse Switches should be connected with the phase and natural buses with suitable size of rigid copper flat/rod and each switch should be connected with the 2 Nos earth bus with 2 runs of No.8 SWG rigid Tinned copper rod with suitable lugs, Phase and neutral tinned buses should be tinned properly. The panel should have a separate metering chamber at the top side consisting of 0-600V Voltmeter with Selector Switch, 0-400A Ammeter with Selector Switch and C.T arrangement Pilot lamps, toggle switches, fuse unit (Siemens) indicator lamps should be provided with control switches and fuse unit The panel should be Powder Coat paint of approved colour, approved by the site officer and also the danger board .

The capacity of the switches size of incoming and out going cable the place to which the supply is feed shall be mounted on switch chamber. The pannel board should be mounted on 75mm x 37mm MS channel provided all round at bottom of the panel. The whole arrangement should be erected on a masonry pedestal to be constructed with suitable foundation bolts and nuts such that the lowest switch handle is at a height of 0.75 m from the ground level with necessary earth connection.

Supply and Laying of 3 1/2 x 185 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and Laying of 3 1/2 x 120 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supply and Laying of 3 1/2 x 95 sq.mm. PVC armoured LTUG cable in suitable size HDPE pipe in a trench to be excavated at a depth of 0.75 metre and refilling the earth to make good.

Supplyand fixingof 3Nos.5A(3pinand2pin) combined flushtypewall socketwithcontrol switchesconcealed in suitable TW box covered with hylem sheet in flush with wall with earth connection (for computer plug socket)

Supply, Installation and termination of RJ 45 Cat-6 I/O Socket with, Back box, Face plate with surface mount. (Make:D link/Legrand/ Equivalent).

Supply and fixing of 32A DP MCB in suitable sheet steel enclosure in flush with wall with earth connection.