The Path to Ground: Engineering Earthing Conductors for Safety
The Verdict: Copper Earthing Conductors Provide 50-Year Service Life For electrical grounding systems, earthing conductors (grounding electrodes and bonding conductors) must carry fault currents safely to earth. Copper earthing conductors provide 40-50 years of service life in most soils, compared to 15-25 years for galvanized steel and 5-10 years for bare steel. The direct conclusion: select earthing conductors based on material (bare copper > tinned copper > galvanized steel > stainl...
2026-06-11
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