Supply, installation, testing, and commissioning of a 440V main panel, including associated cabling works, at Industrial Training Institute, Farmagudi.

Earthing with GI earth pipe 2 mts long 40 mm dia medium class with ISI mark of approved brands including accessories and providing masonry enclosure with CI/RCC cover having locking /Lifting arrangement and watering pipe etc. (but without charcoal or coke and salt) as required as per the Earthing Drawing provided by the Engineer-Incharge.The scope of work includes the following: a) Excavation of pit of size not less than 1.0x1.0x 2.0 mtrs(min) and disposal of excavated soil. b) Class B GI pipe 40mm diameter as per specifications. c) Charcoal/salt as per specs ( paid seperately). d) Refilling the pit of size not less than 1.0x1.0x 2.0 mtrs (min) with soft black soil of minimum resistivity i/c transportation. e)Masonary chamber with proper foundation cover plate and locking arrangement. f) Testing of earth value with earth megger and certifications of its value. Aluminium tag with embossed earthing value to be attached to the pipe. g) watering arra ngement(plumbing will be paid seperately).;In rocky strata

Extra for using salt and charcoal for pipe earth electrode as required( 65 Kgs of Charcoal and 5 Kgs of Salt).

Supply and providing Chemical earthing system (Pipe in pipe type) with Outer pipe of the electrode having minimum 80mm diameter as per the enclosed specifiations and drawing.The outer and the inner hot dip galvanised MS pipes shall conform to the specifications and the space inbetween shall be filled with highly crystalline conductive and anti- corrosive mixture conforming to IS-3043. The earth electrode shall be CPRI tested.The scope of work includes boring( 300mm dia mimnimum)/e xvavation of soil/hard rock refilling with required quantity of back fill compound/Ground resistance enhancement powder of requisite quantity compaction constuction of masonary chamber etc complete as required to obtain the desired value.Aluminium tag with embossed earthing value shall be permanently attached to the pipe electrode;(a) 3 metres length electrode

Supply of Back fill Compound/ Groung resistance enhancement powder conforming to the enclosed specifications.

Supplying and laying 25 mm x 5 mm copper strip in 40 mm dia GI pipe from earth electrode as required

Providing and fixing 25 mm x 5 mm copper strip on surface r in recess for coneections etc. as required

Providing and fixing 6 SWG dia GI wire on surface or in recess for loop arthing . as required

Supply of 3 1/2 core armoured PVC/XLPE insulated PVC sheathed aluminium conductor cable of 1.1 KV grade with ISI mark conforming to IS: 1554(Part I) IS:7098(PartI) with latest amendments of following size.;3 1/2 Core 25 sq.mm

Supply of 3 1/2 core armoured PVC/XLPE insulated PVC sheathed aluminium conductor cable of 1.1 KV grade with ISI mark conforming to IS: 1554(Part I) IS:7098(PartI) with latest amendments of following size.;3 1/2 Core 300 sq.mm

Supply of 3 1/2 core armoured PVC/XLPE insulated PVC sheathed aluminium conductor cable of 1.1 KV grade with ISI mark conforming to IS: 1554(Part I) IS:7098(PartI) with latest amendments of following size.;31/2 Core 185 sq.mm