NEN 1010 §542

Main earthing electrode

Hoofdaardelektrode

Also known as: grondpen, grondplaat, earth-electrode, aardpen

Ground electrode: conductor in the earth (rod, plate, loop, or foundation earth) connecting the installation to the earth mass. Requirement Re ≤166 Ω for TT with ALS 30 mA, often much lower via a foundation earth (ring earth around the foundation).

See also