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E DIN EN IEC 60079-42 VDE 0170-42:2026-01

Explosive atmospheres

Part 42: Electrical safety devices for the control of potential ignition sources for Ex-Equipment

(IEC 31/1869/CDV:2025); German and English version prEN IEC 60079-42:2025
Class/Status: Draft, valid
Released: 2026 -01   Published: 2025-12 -12
VDE Art. No.: 1100844
End of objection deadline: 2026-02-12

This part of IEC 60079 provides guidance for equipment where electrical safety devices are used to reduce the likelihood of potential ignition sources becoming effective in Ex Equipment located in Explosive Atmospheres. In the context of this document electrical safety devices perform a safety function to control potential ignition sources from both, electrical or non-electrical Ex Equipment in explosive atmospheres.