IEC 62788-1-7:2020

IEC 62788-1-7:2020 defines measurement procedures for materials used in photovoltaic modules, with a specific focus on the optical durability of encapsulants. For engineering teams, laboratories, and procurement specialists, it provides a technical reference for evaluating how encapsulation materials may perform over time under optical exposure conditions. IEC 62788-1-7:2020 is relevant where documented evaluation, technical validation, and consistent test practice are needed to support product selection, quality workflows, and conformity assessment for photovoltaic module materials.

Purpose of IEC 62788-1-7:2020

The purpose of IEC 62788-1-7:2020 is to establish a defined test procedure for assessing optical durability in encapsulants used in photovoltaic modules. In practical terms, it helps organizations compare materials using a repeatable technical method rather than informal observation or supplier claims alone. The document supports laboratory evaluation, technical review, and compliance preparation by giving stakeholders a clearer basis for material qualification, documented evaluation, and risk management within photovoltaic product development and verification activities.

Compliance applications of IEC 62788-1-7:2020

IEC 62788-1-7:2020 is commonly used in testing workflows for photovoltaic module materials, especially where encapsulant performance must be checked as part of design validation, incoming material assessment, or supplier qualification. It can support laboratories, certification bodies, and manufacturers that need a consistent compliance reference for optical durability testing. The document is also useful in procurement review and technical documentation, where buyers and engineers need evidence that a candidate material has been assessed using a recognized procedure aligned with photovoltaic module requirements.

Benefits of IEC 62788-1-7:2020

Using IEC 62788-1-7:2020 can improve testing consistency and reduce uncertainty when evaluating encapsulant materials for photovoltaic applications. A shared measurement procedure helps teams compare results more reliably across laboratories, projects, or suppliers, which can strengthen engineering validation and conformity assessment preparation. It also supports better quality assurance by linking material evaluation to a recognized technical document, helping organizations manage performance expectations, reduce procurement risk, and maintain more defensible compliance workflows for photovoltaic module development and acceptance.

• Defines a structured procedure for optical durability assessment of photovoltaic encapsulants.
• Supports repeatable laboratory evaluation and comparable test results.
• Useful for material qualification, supplier review, and engineering documentation.
• Helps prepare evidence for conformity assessment and technical compliance reviews.
• Relevant to quality control workflows for photovoltaic module material selection.