防火外殼上的接地連接器有哪些要求？

To facilitate installation, explosion-proof enclosures are equipped with both internal and external grounding terminals. These terminals are tailored for crimping with 4.0mm2 copper core wires, incorporating features to prevent loosening and corrosion.

In scenarios utilizing metal conduit wiring and double-layer insulated explosion-proof distribution boxes, the use of grounding connectors becomes unnecessary.