Grounding ntawm Explosion-Proof Electrical Equipment

1. Nyob rau hauv cov cheeb tsam uas muaj explosions, Nws yog ib qho tseem ceeb uas lub enclosures ntawm cov khoom siv hluav taws xob yog ruaj ntseg txuas nrog rau hauv av.

2. When selecting hauv av wires for electrical equipment, multi-strand mos tooj liab hlau, nrog rau qhov chaw hla ntawm qhov tsawg kawg nkaus 4 square millimeters, raug pom zoo.

3. Hauv tawg 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 nplaim taws gases or liquids as grounding conductors is strictly forbidden.