AS/NZS 3000:2018
Cl 5.5.3.2, 5.5.4.3
Screen, armour and sheath earthing
The screen and drain earthing tool reads the earthing point for each case, whether continuity is required, and the separation to use where a sheath may not be bonded to a pipe.
Verified: read against the printed standard, pages 177, 274, 295–296, 301, 306–307. Checked 27 Sept 2026.
Units: Separation mm mm, Insulation mm mm
These are the values AmpSize encodes. No text of the standard is reproduced. Verify against the current standard.
6 rows
| Case | Clause | Earth at | Continuity required | Separation mm | Insulation mm |
|---|---|---|---|---|---|
| cable-screen-required | 5.5.3.2(b) | origin | yes | — | — |
| wiring-enclosure | 5.5.3.2(a) | origin | yes | — | — |
| screen-as-protective-earth | 5.3.2.3(b) | origin | yes | — | — |
| screen-double-insulated | 5.5.3.2(b) | not-required | no | — | — |
| earthing-not-required | 5.5.3.2(b) | not-required | no | — | — |
| screen-near-flammable-pipe | 5.6.2.4 | bond | — | 25 | 6 |