IEC 62133-2:2017/AMD1:2021 is a supporting amendment to the parent document for secondary cells and batteries containing alkaline or other non-acid electrolytes, with a focus on safety requirements for portable sealed secondary cells and batteries made from them for portable applications. For engineering, testing, and compliance teams, it provides a relevant update to the lithium systems requirements in the parent reference, helping align technical review, documented evaluation, and conformity assessment activities with the current amended text.

IEC 62133-2:2017/AMD1:2021 standard overview

IEC 62133-2:2017/AMD1:2021 functions as a modifying reference connected to IEC 62133-2:2017, rather than a fully standalone technical document. Its purpose is to update the safety framework for portable sealed secondary cells and batteries used in portable applications, specifically for lithium systems. Organizations typically use it during specification review, test planning, and regulatory preparation to ensure the applicable clauses, requirements, and interpretations are aligned with the amended publication.

Applications of IEC 62133-2:2017/AMD1:2021

This amendment is relevant when evaluating lithium-based portable battery products, especially where safety documentation, product evaluation, and laboratory evaluation must reflect the current parent standard. It is commonly used by manufacturers, test laboratories, certification teams, and procurement specialists working with batteries for portable electronic devices or related equipment. In practice, it supports technical validation, internal quality workflows, and compliance workflows where the battery safety file must match the latest referenced amendment.

Why IEC 62133-2:2017/AMD1:2021 matters

Using IEC 62133-2:2017/AMD1:2021 helps organizations maintain operational consistency when assessing portable lithium battery safety requirements. It can reduce risk in engineering documentation and support more reliable conformity assessment preparation by keeping the parent reference current. For teams responsible for testing workflows, supplier review, or certification readiness, the amendment is important because it helps ensure technical assessment activities are based on the correct and updated document set.

• Supports amended safety requirements for portable sealed secondary lithium cells and batteries
• Helps align testing workflows with the parent reference IEC 62133-2:2017
• Useful for conformity assessment, certification preparation, and technical review
• Relevant to product evaluation, supplier documentation, and compliance workflows