AS/NZS 3000:2018
Table 5.2
Acceptable earth electrodes and their installation
The outbuilding earthing tool reads the electrode the installer picks, its least dimension and coating, and the depth or length and cover it is laid to.
Verified: read against the printed standard, pages 283 (PDF 287). Checked 1 Oct 2026.
Units: Treatment um um, Value M m
These are the values AmpSize encodes. No text of the standard is reproduced. Verify against the current standard.
17 rows
| Kind | Orientation | Material | Treatment | Treatment um | Clause | Page | Jurisdiction | Value M (m) |
|---|---|---|---|---|---|---|---|---|
| electrode | vertical | steel | copper-clad | 250 | Table 5.2 | 283 | ||
| electrode | vertical | steel | copper-plated | 250 | Table 5.2 | 283 | ||
| electrode | vertical | steel | stainless | 500 | Table 5.2 | 283 | ||
| electrode | vertical | steel | hot-dipped-galvanized | 63 | Table 5.2 | 283 | ||
| electrode | vertical | steel | hot-dipped-galvanized | 63 | Table 5.2 | 283 | ||
| electrode | vertical | non‑ferrous | solid | — | Table 5.2 | 283 | ||
| electrode | horizontal | copper | solid | — | Table 5.2 | 283 | ||
| electrode | horizontal | copper | solid | — | Table 5.2 | 283 | ||
| electrode | horizontal | copper | bare | — | Table 5.2 | 283 | ||
| electrode | horizontal | copper | bare | — | Table 5.2 | 283 | ||
| electrode | horizontal | steel | hot-dipped-galvanized | 63 | Table 5.2 | 283 | ||
| electrode | horizontal | steel | hot-dipped-galvanized | 63 | Table 5.2 | 283 | ||
| install | 5.3.6.3(a) | 283 | au | 1.2 | ||||
| install | 5.3.6.3(b) | 283 | nz | 1.8 | ||||
| install | 5.3.6.3 | 283 | both | 0.5 | ||||
| install | 5.3.6.3(i) | 283 | au | 3 | ||||
| install | 5.3.6.3(ii) | 283 | nz | 7.5 |