1. V območjih, ki so nagnjena k eksplozijam, nujno je, da so ohišja električne opreme varno povezana z ozemljitvenim sistemom.
2. When selecting ozemljitev wires for electrical equipment, večžilne mehke bakrene žice, s površino prečnega prereza najmanj 4 kvadratnih milimetrov, so priporočljivi.
3. noter eksplozivno hazard areas, the principal grounding conductors should connect to the grounding body from various directions, ensuring a minimum of two distinct connections.
Caution: The use of pipelines carrying vnetljiv gases or liquids as grounding conductors is strictly forbidden.