IEC 60317-29:1990

IEC 60317-29:1990 defines requirements for polyester or polyesterimide overcoated with polyamide-imide enamelled rectangular copper wire, class 200. It is relevant when engineers, purchasers, and laboratories need a technical document for evaluating winding-wire construction, material designation, and intended thermal class within electrical equipment workflows. IEC 60317-29:1990 supports documented evaluation and conformity assessment by providing a clear reference point for procurement review, testing workflows, and engineering documentation where rectangular enamelled copper wire is selected for performance-sensitive applications.

IEC 60317-29:1990 standard overview

This publication is part of the IEC series for specifications for particular types of winding wires, with a focus on rectangular copper wire insulated using polyester or polyesterimide and overcoated with polyamide-imide enamel. Its class 200 designation indicates a thermal rating context that is often important in design validation and product evaluation. For organizations managing technical compliance, IEC 60317-29:1990 serves as a practical compliance reference for identifying the intended wire type and aligning internal specifications, supplier documentation, and verification activities.

Applications of IEC 60317-29:1990

The document is typically used in engineering and procurement workflows for electrical equipment that relies on rectangular winding wire, such as rotating machines, transformers, and other magnet-wire-based assemblies where space utilization and winding geometry matter. It may also support laboratory evaluation and technical assessment during incoming inspection, supplier qualification, or product comparison. In quality workflows, IEC 60317-29:1990 helps teams confirm that the selected wire type matches the intended design and testing basis before moving into manufacturing or conformity assessment preparation.

Why IEC 60317-29:1990 matters

Using IEC 60317-29:1990 helps reduce risk by giving stakeholders a stable reference for the wire construction and insulation system being specified or evaluated. That matters for safety, operational consistency, and technical validation, especially when multiple suppliers or engineering teams are involved. The document can also improve testing consistency and procurement clarity by narrowing ambiguity around material selection and acceptance criteria. For compliance and regulatory preparation, it supports traceable documentation and more structured review of the winding wire used in electrical assemblies.

• Defines a specific rectangular enamelled copper wire construction for engineering and procurement reference
• Supports design review for winding applications where insulation system and thermal class are relevant
• Useful for supplier qualification, incoming inspection, and laboratory evaluation of wire conformity
• Helps align technical documentation with quality assurance and compliance workflows
• Provides a clear basis for comparing product data against a recognized specification