Details: supplying and fixing 415v, 63a tpn sfu with sheet steel enclosure on angle iron frame on wall with nuts bolts etc incl. s & f 3 nos. din type hrc fuse as per rating. [make: l&t/havells/ standard] excavation of soil for installation of earth electrode and filling & ramming. for soft soil earthing with 50 mm dia gi pipe 3.64 mm thick x 3.04 mts. long and 1 x 4 swg gi (hot dip) wire (4 mts. long), 13 mm dia x 80 mm long gi bolts, double nuts, double washers incl. s &f 15 mm dia gi pipe protection (1 mts. long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 mts. below the ground level as below: by isi-medium gi pipe extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) ci hinged inspection cover of size 36.56 cm x 35.56 cm wit
Sector: PWD