IEC 62873-3-1:2020
Residual current operated circuit-breakers for household and similar use - Part 3-1: Particular requirements for devices with screwless-type terminals for external copper conductors
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About This Item
IEC 62873-3-1:2020 defines particular requirements for residual current operated circuit-breakers for household and similar use, with a specific focus on devices fitted with screwless-type terminals for external copper conductors. It is relevant to teams reviewing product design, terminal construction, and conformity evidence for low-voltage protection equipment. For engineering, procurement, and compliance workflows, the document helps establish a clear technical reference for evaluating how these devices are intended to be assessed and documented against applicable safety and performance expectations.
Purpose of IEC 62873-3-1:2020
The purpose of IEC 62873-3-1:2020 is to set particular requirements that apply within the broader framework for residual current operated circuit-breakers used in household and similar environments. By addressing screwless-type terminals for external copper conductors, it supports technical review of connection design, assembly suitability, and verification activities tied to terminal performance. Organizations may use it as a compliance reference when preparing product files, reviewing design documentation, or aligning testing workflows with the expected construction and safety considerations.
Compliance applications of IEC 62873-3-1:2020
IEC 62873-3-1:2020 is commonly relevant in product evaluation, certification preparation, and laboratory assessment for residual current protection devices intended for domestic or comparable applications. It may be used by manufacturers, test laboratories, and conformity assessment teams when checking terminal-related requirements, supporting technical validation, or documenting compliance for electrical equipment intended for installation in low-voltage systems. The document can also inform procurement review and quality workflows where terminal construction and repeatable connection performance are part of acceptance criteria.
Benefits of IEC 62873-3-1:2020
Using IEC 62873-3-1:2020 can improve consistency in engineering assessment and reduce uncertainty during product verification. It helps teams align testing, design review, and documentation around a defined set of requirements for a specific device construction, which may support safety, interoperability, and risk management. For compliance and procurement functions, it provides a clearer basis for technical comparison, conformity assessment preparation, and quality assurance decisions, especially when screwless terminal design is a material factor in product acceptance.
- Particular requirements for residual current operated circuit-breakers in household and similar applications
- Technical focus on screwless-type terminals for external copper conductors
- Useful for design review, laboratory evaluation, and conformity assessment planning
- Supports documented evaluation of terminal construction and connection-related compliance points
- Publication Date: 2020-11-20
- Standard Status: Original
- Publisher: IEC
- Edition: 2
- This Version: IEC 62873-3-1:2020 (2020-11-20)
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