Provision of Maintenance Free Earthing System at different station and colony areas over Howrah division.

A-Provision of Maintenance Free Earthing System at different station

Supply of Maintenance Free Copper Bonded Solid Earthing Rods with 25 kg Earth Enhance Compound with below specifications : a) Certified by CPRI and NABL Accredaited Lab b) ROHS certified c) Low Carbon High Tensile Rod d) Length of Electrode 3000 mm (3 Meter) e) Rod dia 1 17.2 mm f) Molecular Copper Plating thickness 254 microns as per UL 467 g) Connection terminal size 32 mm x 6 mm with 10 mm hole along with nut bolt and washer including installation, testing and commissioning as per RDSO spec. no. RDSO/SPN/197 ver. 1.0 or latest and conforming to RDSO Drg. No. SDO/RDSO/E&B/001 or latest. ( Make : ABB / VTR / Raychem / Veraizen Earthing / Ennob / True Power Ltd. / OBO Bettermann )

Supply of Heavy Duty Fiber Reinforced Polymers Pit Cover with below specifications : 2 a) Weight Carrying Capacity 5 Ton b) Lockable arrangement c) Top Dia 162 mm d) Bottom Dia 242 mm e) Height 230 mm f) As per IEC 62561-5 g) M5 Nut Bolts HDG 4.6, 30 mm length with 2 nos. of plain washer h) Tested by NABL Accrediated LAB including installation, testing and commissioning. ( Make : ABB / VTR / Raychem / Veraizen Earthing / Ennob / True Power Ltd. / OBO Bettermann )

Supply of Gl Flat for Earth Bus including connection from "earth pit and fixing and commissioning on Sub-station " building wall by Gl nut-bolts and washer with supporter for earthing of HT and LT equipments.

Goods & Services Tax ( at present @ 18% )