IEC 61558-2-12:2024 EXV - Safety of transformers, reactors, power supply units and combinations thereof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage

Introduction: Standard Name: Safety of transformers, reactors, power supply units and combination thereof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage

Standard Number: IEC 61558-2-12:2024

Scope: This standard specifies particular requirements and tests for constant voltage transformers and power supply units for constant voltage. It includes general requirements, protection against electric shock, change of input voltage setting, output voltage and current under load, no-load output voltage, short-circuit voltage, heating, short circuit and overload protection, and mechanical strength. The standard applies to transformers, reactors, power supply units, and combinations thereof, ensuring their safety and performance under various conditions.

Analysis: The IEC 61558-2-12:2024 standard focuses on the safety and performance of constant voltage transformers and power supply units. It provides detailed requirements and test methods to ensure these devices operate safely under different conditions, including protection against electric shock, thermal performance, and mechanical durability. The standard is essential for manufacturers and engineers to ensure compliance with safety regulations and to guarantee the reliability of these electrical components in various applications.

IEC 61558-2-12:2024 EXV history

0000 IEC 61558-2-12:2024 RLV
2011 IEC 61558-2-12:2011 Safety of transformers, reactors, power supply units and combinations therof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
2001 IEC 61558-2-12:2001 Safety of power transformers, power supply units and similar devices - Part 2-12: Particular requirements for constant voltage transformers