IEC 60331-2:2018 defines a fire test method for electric cables where circuit integrity is assessed under fire exposure with shock at a temperature of at least 830 °C. It is relevant when engineers, laboratories, and procurement teams need a technical document that supports cable selection and verification for low-voltage applications up to and including 0,6/1,0 kV, particularly where survivability during fire conditions is part of the design intent. The document helps structure technical review, documented evaluation, and compliance workflows around a clearly defined test approach.

Overview of IEC 60331-2:2018

The scope of IEC 60331-2:2018 is centered on determining whether a cable can continue to maintain circuit integrity when exposed to fire and shock conditions at elevated temperature. As the second part of the IEC 60331 series, it supports engineering assessment of cables with an overall diameter not exceeding 20 mm and provides a focused testing reference for product evaluation and conformity assessment. For organizations reviewing fire performance requirements, it can serve as a practical benchmark during design validation and laboratory evaluation.

Compliance applications of IEC 60331-2:2018

IEC 60331-2:2018 is commonly used in compliance preparation for cable products intended for electrical installations, control circuits, and other systems where continuity of function during fire may be required. It is useful in testing workflows that compare laboratory results against declared product performance, as well as in procurement reviews where fire-related technical criteria must be documented. The standard may also support technical assessment for projects that require consistent cable behavior under demanding environmental conditions.

Importance of compliance with IEC 60331-2:2018

Compliance with IEC 60331-2:2018 helps organizations reduce risk by providing a consistent method for evaluating how cables perform under fire exposure with shock. That consistency is important for safety-related applications, engineering validation, and quality assurance because it supports comparable test results across projects and suppliers. For procurement and conformity assessment preparation, the standard can act as a clear compliance reference, helping teams align technical documentation, verification activities, and product acceptance decisions with a defined test methodology.

• Fire test method focused on circuit integrity under elevated temperature and shock conditions
• Relevant to low-voltage cables with an overall diameter not exceeding 20 mm
• Useful for laboratory evaluation, product qualification, and documented technical review
• Supports compliance workflows where fire performance evidence is required