Chemical Earthing Supplier. Chemical Earthing using Electrode of size 80 mm dia, 03 meter long connected with 50X6 mm Copper internal strip complete with excavation, civil works, cast iron cover with back fill compound. The voltage between Neutral & Earth not to exceed 0 volts & IR value less than 1 ohm. The earth resistance shall be as per IS 3043 No. 02 Nos (one set) 2 Copper strip of size 32 mm X 5 mm including installation (Cu purity not less than 99.9%) meter 20 3. Backfill earthing Compound kg 40 4. Labor Charges for completing the process of two earthing pits – 4-a) Earth excavation, providing earthing and refilling (for 2 earthing pits) 4-b) Placing & installing Copper strip upto panel of Electronics Lab. (The labour charges amount shall attract TDS deduction as per applicable rules) Total amount in figures: Total Amount in words:……………………………………………………………………………………  Warranty Period for Chemical Earthing (Copper) from the date of commissioning is five years (Warranty implies the voltage between the earth & neutral will not exceed 0 volts for both the Earthing pits. Payment shall be made on the basis of actual work done, i.e. after measuring the quantity of items used during preparation of Earthing pits