Details: supplying and of single piece nonlinear resistor type lightning arrestor suitable for 3 wire, 33 kv overhead lines with rated voltage 30 kv (rms) with a nominal discharge current rating of 10 ka (station class) and complete with galvanised clamping arrangement, g.i. bolts, nuts, washers etc. as required. providing and fixing 25 mm x 5 mm g.i. on surface or in recess for connections etc. as required. supplying and making cable route marker with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size ) of size 60 cm x 60 cm at the bottom and 50 cm x 50 cm at the top with a thickness of 10cm including inscription duly engraved as required. supply and of 150 mm dia. g.i. pipe (medium class) complete in all respect. providing and fixing h.t. danger notice plate of 250 mm x 200 mm, made of mild steel, at least 2 mm thick, and vitreous enameled white on both sides, and with inscription in single red colour on front side as required. supply and 33
Sector: Urban Authority