1. 在易發生爆炸的區域內, 電氣設備的外殼必須牢固地連接到接地系統.
2. When selecting 接地 wires for electrical equipment, 多股軟銅線, 橫截面積至少為 4 平方毫米, 被推薦.
3. 在 霹靂 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 易燃的 gases or liquids as grounding conductors is strictly forbidden.