Overview
IEC 60264-5-2:2001 is an international standard published by the International Electrotechnical Commission (IEC) that specifies the requirements for returnable cylindrical barrelled delivery spools with conical flanges made from thermoplastic material. These spools are designed primarily for the packaging and delivery of winding wires used in electrical equipment. The standard ensures these spools maintain high quality and performance characteristics while promoting environmental sustainability through reusability.
This part of the IEC 60264 series focuses on the packaging aspect of winding wires, complementing related standards on testing methods (IEC 60851) and wire specifications (IEC 60317).
Key Topics
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Spool Material:
Spools must be made from thermoplastic materials such as modified polystyrene that do not adversely affect the conductor or insulation of the winding wire.
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Design and Construction:
- Cylindrical barrel with conical flanges to facilitate winding and unwinding.
- Smooth surface free from material protrusions that could damage wires or injure handlers.
- Fasteners like bolts or screws must be countersunk beneath the spool surface for safety and wire protection.
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Marking Requirements:
Each spool must have embossed or engraved markings on the top of the upper flange, including:
- Spool type designation (e.g., IEC 200/60264-5-2)
- Manufacturer’s name or trademark
- Year of manufacture
- Nominal mass in grams
The spool design must also allow for label attachment containing additional product details.
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Mass and Dimensions:
The standard defines the nominal mass and tolerances for different sizes of spools to ensure consistency and interchangeability.
Accurate dimensions and tolerances conform with IEC 60264-5-1, assuring compatibility with winding wire specifications and packaging equipment.
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Performance Metrics:
True running deviations (spool rotational accuracy) must not exceed limits specified in IEC 60264-5-1 to ensure smooth operation during wire dispensing.
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Test Methods:
Compliance with physical and dimensional requirements is verified using the test methods outlined in IEC 60264-4-1, specific to thermoplastic delivery spools.
Applications
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Electrical Equipment Manufacturing:
Facilitates efficient, standardized packaging and unwinding of insulated winding wires used in motors, transformers, inductors, and other electrical apparatus.
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Wire Supply Chain Management:
Enables spools that are returnable and reusable, reducing material waste and environmental impact in wire transportation and storage.
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Quality Assurance in Wire Handling:
Ensures the mechanical integrity and safety of winding wire packaging, protecting delicate conductors from damage during shipment and handling.
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Automation and Equipment Compatibility:
Standardized spool dimensions support automation in winding processes, allowing for reliable interfacing with winding machines and storage systems.
Related Standards
Summary
IEC 60264-5-2:2001 provides detailed specifications for the design, material, marking, and performance of thermoplastic cylindrical barrelled delivery spools with conical flanges. This standard plays a crucial role in ensuring the efficient, safe, and sustainable packaging of winding wires essential for electrical equipment manufacturing. Adopting IEC 60264-5-2 promotes industry-wide consistency, reduces damage risks, and supports environmental responsibility through reusable packaging solutions.
Keywords: IEC 60264-5-2, cylindrical barrelled delivery spools, thermoplastic spools, returnable spools, winding wire packaging, electrical wire spools, spool specifications, conical flange spools, reusable packaging, winding wire standards.
Open preview (PDF)Packaging of winding wires - Part 5-2: Cylindrical barrelled delivery spools with conical flanges - Specification for returnable spools made from thermoplastic material
