BS EN IEC 61558-2-12:2025

Safety of Transformers, Reactors, Power Supply Units and Combination Thereof

Particular Requirements and Tests for Constant Voltage Transformers and Power Supply Units for Constant Voltage

Introducing the BS EN IEC 61558-2-12:2025, a comprehensive standard that sets the benchmark for safety and performance in the realm of transformers, reactors, and power supply units. This standard is essential for professionals and organizations involved in the design, manufacturing, and testing of constant voltage transformers and power supply units. Released on March 20, 2025, this document is a critical resource for ensuring compliance with the latest safety requirements.

Key Features:

• Standard Number: BS EN IEC 61558-2-12:2025
• Pages: 26
• Release Date: March 20, 2025
• ISBN: 978 0 539 22986 8
• Status: Standard

This standard is meticulously crafted to address the specific requirements and tests necessary for constant voltage transformers and power supply units. It provides a detailed framework that ensures these devices operate safely and efficiently, minimizing risks and enhancing reliability.

Why Choose BS EN IEC 61558-2-12:2025?

The BS EN IEC 61558-2-12:2025 standard is indispensable for several reasons:

• Comprehensive Coverage: With 26 pages of in-depth information, this standard covers all aspects of safety and performance for constant voltage transformers and power supply units.
• Up-to-Date Requirements: Released in 2025, it reflects the latest advancements and safety protocols in the industry, ensuring your products meet current standards.
• Global Recognition: As part of the IEC standards, it is recognized and respected worldwide, facilitating international trade and compliance.
• Enhanced Safety: By adhering to this standard, manufacturers can significantly reduce the risk of electrical hazards, ensuring the safety of both users and equipment.

Who Should Use This Standard?

The BS EN IEC 61558-2-12:2025 is designed for a wide range of professionals and organizations, including:

• Manufacturers: Companies involved in the production of transformers and power supply units will find this standard invaluable for ensuring their products meet safety and performance criteria.
• Design Engineers: Engineers responsible for designing electrical equipment can use this standard to guide their design processes, ensuring compliance with safety requirements.
• Testing Laboratories: Laboratories conducting safety and performance tests on electrical equipment will benefit from the detailed testing procedures outlined in this standard.
• Regulatory Bodies: Organizations responsible for setting and enforcing safety standards can use this document as a reference for evaluating compliance.

Detailed Insights:

The BS EN IEC 61558-2-12:2025 provides detailed insights into the specific requirements and tests for constant voltage transformers and power supply units. It covers a range of topics, including:

• Electrical Safety: Guidelines for ensuring electrical safety, including insulation requirements and protection against electric shock.
• Thermal Management: Standards for managing heat dissipation and preventing overheating, which is crucial for maintaining device longevity and performance.
• Mechanical Safety: Requirements for mechanical stability and protection against physical damage.
• Performance Testing: Detailed procedures for testing the performance of transformers and power supply units under various conditions.

Conclusion:

The BS EN IEC 61558-2-12:2025 is an essential standard for anyone involved in the design, manufacturing, or testing of constant voltage transformers and power supply units. By adhering to this standard, you can ensure that your products meet the highest safety and performance criteria, providing peace of mind to both manufacturers and consumers. Stay ahead of the curve and ensure compliance with the latest industry standards by incorporating the BS EN IEC 61558-2-12:2025 into your processes today.

BS EN IEC 61558-2-12:2025

This standard BS EN IEC 61558-2-12:2025 Safety of transformers, reactors, power supply units and combination thereof is classified in these ICS categories:

• 29.180 Transformers. Reactors

IEC 61558-2-12:2024 is available as IEC 61558-2-12:2024 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 61558-2-12:2024 deals with the safety of constant voltage transformers for general applications and power supply units for constant voltage for general applications. Constant voltage transformers incorporating electronic circuits are also covered by this document. This third edition cancels and replaces the second edition published in 2011. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: a) adjustment of structure and references in accordance with IEC 61558-1:2017; b) description of constructions moved to IEC 61558-1:2017; c) new symbol for power supply unit with linearly regulated output voltage. It has the status of a group safety publication in accordance with IEC Guide 104.