Replacement of aluminium bus-bar spares in Electrical Pillar Panels along with earthing arrangements, Provision of UG Cable for RO Plant and other associated electrical works at CSIR-CLRI Staff Quarters, Adyar, Chennai 600020

EARTH PLATE: Earthing with G.I earth plate 600mm x 600mm x 6mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long including G.I flat , each termination should be with suitable 2 set of G.I bolt, nut, spring washers of each run, testing earth resistivity of the Electrode and provision of 2'x2'x1' brick & cement chamber with 2'x2' RCC cover and including painting,marking of value etc. with charcoal/coke and salt as required.

G.I. PIPE LAYING: Providing, laying and fixing following dia G.I. pipe (medium class) in ground complete with G.I. fittings including trenching (75 cm deep)and floor/road cutting and finishing with PCC in original condition and wherever required based on site condition as directed and required by site Engineer etc. 100 mm dia

CABLE END TERMINATION: Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. 4X16 sqmm

EARTH WIRE: Providing and laying earth connection from earth electrode with 6 SWG dia G.I wire in 15mm dia G.I pipe from earth electrode including connection with thimble excavation and refilling etc. as required.

MV CABLE LAYING: Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of following size in the existing RCC/ HUME/ METAL/DWC/PVC pipe as required. Upto 35 sq. mm

DWC HDPE PIPE LAYING: Supplying and laying of following size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc.conforming to IS 14930, Part II complete with fitting and cutting,jointing etc.direct in ground (750 mm below ground level) including excavation and refilling the trench,etc.,complete as required. 63 mm dia (OD-63mm & ID- mm nominal)

PAINTING OF EB PILLAR PANEL: Painting with aluminium paint of approved brand and manufacture to give an even shade: Two or More coats

THREE PHASE MANUAL CHANGEOVER SWITCH: Supply and fixing of 4 pole 100A Manual Changeover Switch surface mounting in wall, inclusive of all accessories and connection, earthing etc.as required.

THREE PHASE ON/OFF SWITCH FUSE UNIT: Supply and fixing of 4 pole 100A switch fuse unit with metal enclosure surface mounting in wall, inclusive of all accessories and connection, earthing etc.as required.