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DIN EN 60079-28/A11 VDE 0170-28/A11:2025-12

Explosive atmospheres

Part 28: Protection of equipment and transmission systems using optical radiation

(IEC 60079-28:2015/ISH1:2019); German version EN 60079-28:2015/A11:2024
Class/Status: Standard, valid
Released: 2025-12
VDE Art. No.: 0100905

Note: You can pre-order this document (delivery subject to availability). Valid from 2025-12-01.

This part of IEC 60079 specifies the requirements, testing and marking of equipment emitting optical radiation intended for use in explosive atmospheres. It also covers equipment located outside the explosive atmosphere or protected by a Type of Protection listed in IEC 60079-0, but which generates optical radiation that is intended to enter an explosive atmosphere. It covers Groups I, II and III, and EPLs Ga, Gb, Gc, Da, Db, Dc, Ma and Mb. This is an Interpretation sheet to the 6th paragraph of the Scope of IEC 60079-28:2015.