IEC 61156-7-2:2003/COR1:2003

IEC 61156-7-2:2003/COR1:2003 is a corrigendum linked to the detailed specification for multicore and symmetrical pair cables used in digital communications, with the original scope focused on symmetrical pair cables with transmission characteristics up to 1 200 MHz and the associated quality assessment procedure. As a supporting document to IEC 61156-7-2:2003, it is relevant when teams need to verify the accuracy of engineering documentation, test references, or conformity records before relying on the parent technical content in procurement, testing, or compliance workflows.

Overview of IEC 61156-7-2:2003/COR1:2003

This document functions as a corrective reference connected to the parent specification and should be used alongside the original sectional specification for digital and analog communication cables. In practice, IEC 61156-7-2:2003/COR1:2003 helps maintain technical consistency in quality assessment procedures for symmetrical pair cable families, especially where performance evaluation and documented evaluation depend on precise standard wording. It is most relevant to engineering review, laboratory evaluation, and technical validation activities that rely on the parent document for cable qualification and specification control.

Compliance applications of IEC 61156-7-2:2003/COR1:2003

Organizations may use IEC 61156-7-2:2003/COR1:2003 during compliance preparation, purchasing review, and test plan development when assessing cables intended for communication systems that require controlled transmission characteristics. It can support technical assessment in laboratories, quality workflows for cable suppliers, and document control processes where the parent standard is cited in specifications, verification activities, or conformity assessment records. For engineering teams, the corrigendum helps keep test references aligned with the authoritative text used for product evaluation and regulatory preparation.

Importance of compliance with IEC 61156-7-2:2003/COR1:2003

Using the corrigendum together with the parent document helps reduce risk in procurement, testing workflows, and technical compliance reviews by ensuring that the cited requirements and quality assessment language are accurate. That matters for operational consistency, especially when cable performance data, acceptance criteria, or audit evidence must be traceable. For manufacturers, laboratories, and purchasers, this kind of supporting reference can improve conformity assessment preparation, strengthen engineering documentation, and support more reliable decision-making during technical validation and quality assurance.

• Corrective reference linked to IEC 61156-7-2:2003 for document accuracy and controlled use
• Relevant to quality assessment procedures for symmetrical pair cables up to 1 200 MHz
• Supports engineering review, test planning, and compliance documentation workflows
• Useful for procurement and conformity assessment when the parent specification is cited