supply of 25 kv earthing/discharge rod assembly25 kv earthing/discharge rod assembly,25 kv earthing/discharge rod assembly for high rise ohe with working voltage 25 kv ac trac tion with top clamp (suitable for 36 to 50 mm bus bar & also suitable for 10 to 20 mm dia. conductor) pole made of cast resin or resin-bonded glass fibre, coated with three coats of poly-urethane, the discharge/earthi ng pole assembly shall have an overall length of not less than 7.5 metres in five equal sections, single core fl exible multi-strand annealed copper cable should have double insulation, a cross-section of 50 sqmm, of size 314/0.45 mm & 14 meter long cable [specification is:1554 (pt.i)-1988 & is 2071(pt. 1 & iii)]. with earthing do uble clamp drg. no. eti/ohe/sk/482 or latest (each discharge rod is to be supplied with 02 nos. earthing cla mps), insulated tee junction- insulated tee junction- drg no.eti/ohe/sk/481 & re/33/p/530 or latest (the cabl e should have an insulated tee junction & the tee clamp should be of brass covered in clamp casing of ebonite material), and whole assembly to be supplied in rugged canvas bag and all shall be as per rdso spec. no. et i/ohe/51 (9/87) with latest a&c slip no. 1 (10/92) or latest. make: pec, im or sdee or similar. [warranty peri od 60 month after the date of delivery] and additional part required with each discharge rod to be supply ? {1 .} 01 nos insulated tee junction, {2.} 02 nos top clamp made of copper suitable for 36 to 50 mm bus bar & also suitable 10-20 mm dia conductor, {3.} 04 nos spare earthing clamp and {4.}waterproof polyester bags f or above discharge rods during the rainy season should comply with is 7016 for coated fabrics, is 390 for wate rproofing, and is 4125 for seam sealing. special instruction:- 1. discharge rod cable lugs should be made of co pper. 2. the cable should have double insulation, a cross-section of 50 sqmm, and 314/0.45mm strands. 3. th e discharge rod should be strong enough to prevent swaying or breaking