08 NOS WORK SYSTEM STRENGTHENING REPLACEMENT AND INSTALLATION OF LT ACB AT DTs UNDER EUDD V NOIDA

Amount

Providing and installation of LT ACB 400 Amp. with cabinet / structure (Make L&T, Schneider, ABB, Hevell's) as per following specification with all relevant certificate :-

400 amp. 03 pole fixed manual ACB.

Red/yellow/blue light indication

ON & OFF Indication

Amp., Volt meter& energy meter digital

Metering C.T 400/5A,

Panel fabrication of size 1250mm x 900mm x 600 mm made of M.S sheet 14 gauge with powder coating with panel lock and key arrangement.(two nos). and additional locking arrangement seprately including providing hut type shape as per drg.

Fabrication of aluminium bus-bar for each phases

Incoming size 425 mm x 50mmx12 mm (twin)

Out going size 720 mm x 50mm x 12 mm(twin)

Neutral size 900mmx50mmx12 mm.

Fabrication of pannel stand made of M.S Angle of size 900mm x 600mm x 500 mm as per drg.

Assembly of above ACB, Indicators, Meters, Metering CT & bus bar arrangment in the panel, fitting the panel on Stand with nut and bolts with wiring etc. & grouting in ratio 1:4:8 with cement, coarse sand and brick blast.

Providing and fixing of aluminium bus bar of size 300mmx60mmx12 mm on L.T side of T/F.

Making all connections with ACB & Distribution T/F and commissioning the ACB complete in all respect.

PROVIDING AND INSTALLATION OF CHEMICAL EARTHING FOR ACB (WITH ALL MATERIAL AND LABOUR) AFTER INSTALLATION RESISTANCE SHOULD BE LESS THAN ONE OHM. AS PER FOLLOWING (The all material and labour shall be provided by the contractor with 12 month guarantee for resistance value less than one OHM.) :-

Providing of earth elctrode for chemical earthing Pipe in pipe type proper hot deep galvanization dia 50 mm length 3 mtr - 32mm x 6mm terminal connection hole dia 8mm The cavity between the pipe & pipe is filled with conductive mixture - for hermetically filling inside the cavity i.e. between secondary conductor & primary conductor, crystalline compound is to be injected in the electrode assembly. It is a combination of high conductivity metal alloys, copper & aluminum power, conductive carbon / cement and bonding material etc the electrode should be sealed from both the ends. The outer pipe of the elctrode should be galavanized the characteristics of this compound is highly cnductive, non magnetic & non corrosive in G.I. Including providing of backfill compound each elctrode should be supplied with bags of 25 kg x 2 bfc compound (ground resistance enhancement powder 50 kgs each CPRI tested for LT ACB installed at different DTs.

Providing and fixing of GI strip of size 32 mm x 6 mm suitable for LT ACB installed at different DTs.

Providing and fixing of PVC Pit covers for above earthing electrode terminals.

Providing of Al. Lug size 400mm.

Fixing of above Al. Lug size 400mm.

Cartage of LT XLPE Cable Al. of size 1x400 Sq.mm. from ESC Noida/Sahibabad/ Ghaziabad /Any other ESC of Meerut Discom to JE Store and from JE store to site of work including loading and unloading at both ends.

Laying of LT XLPE Cable Al. of size 1x400 Sq.mm. including fixing of all accessories as per RESPO schedule and site requirement Complete in all respects.

Dismantling of Old & damaged LT ACB from various work site with opening of jumper / connection / acessories etc.

Carriage of after dismantled Old & damaged LT ACB from various works site to JE store / central store & proper stacking with loading & unloading.

M/s Ashu Brothers