IEC 60079-25:2003/ISH1:2023
Interpretation Sheet 1 — Electrical apparatus for explosive gas atmospheres — Part 25: Intrinsically safe systems

Standard No.
IEC 60079-25:2003/ISH1:2023
Release Date
2023
Published By
International Electrotechnical Commission (IEC)  IX  /  IEC
Status
Replace By
IEC 60079-25:2020/AMD1:2025 CSV
Latest
IEC 60079-25:2025
 

Introduction
This standard is part of a series that provides guidance on the design and use of electrical equipment in explosive gas environments. Specifically, IEC 60079-25:2003/ISH1:2023 explains Table 1 concerning intrinsically safe systems. It aims to ensure safety by providing detailed requirements for such systems in potentially hazardous areas where flammable gases or vapors are present.

IEC 60079-25:2003/ISH1:2023 history

  • 2025 IEC 60079-25:2025 Explosive atmospheres - Part 25: Intrinsically safe electrical systems CONSOLIDATED VERSION
  • 0000 IEC 60079-25:2020/AMD1:2025 CSV
  • 2023 IEC 60079-25:2010/ISH1:2023 Interpretation Sheet 1 — Explosive atmospheres — Part 25: Intrinsically safe electrical systems
  • 2022 IEC 60079-25:2020/COR2:2022 Corrigendum 2 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
  • 2020 IEC 60079-25:2020/COR1:2020 Corrigendum 1 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
  • 2010 IEC 60079-25:2010 Explosive atmospheres - Part 25: Intrinsically safe electrical systems
  • 2003 IEC 60079-25:2003 Electrical apparatus for explosive gas atmospheres - Part 25: Intrinsically safe systems

Standard and Specification




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