Safety of transformers, reactors, power supply units and combinations thereof - Part 2-2: Particular requirements and tests for control transformers and power supply units incorporating control transformers (IEC 61558-2-2:2022); German version EN IEC 61558-2-2:2025

Standard [CURRENT]

DIN EN IEC 61558-2-2:2025-09

VDE 0570-2-2:2025-09

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-2: Particular requirements and tests for control transformers and power supply units incorporating control transformers (IEC 61558-2-2:2022); German version EN IEC 61558-2-2:2025

German title
Sicherheit von Transformatoren, Drosseln, Netzgeräten und entsprechenden Kombinationen - Teil 2-2: Besondere Anforderungen und Prüfungen für Steuertransformatoren und Netzgeräte, die Steuertransformatoren enthalten (IEC 61558-2-2:2022); Deutsche Fassung EN IEC 61558-2-2:2025
Publication date
2025-09
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Original language
German
Pages
22

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Publication date
2025-09
Original language
German
Pages
22
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Overview

This part of IEC 61558 deals with the safety of control transformers and power supply units incorporating control transformers, such as their electrical, thermal, and mechanical safety. This part applies to stationary or portable, air-cooled (convection or forced), single-phase or multi-phase control transformers, even when incorporated into equipment, with a rated supply voltage not exceeding 1 000 V AC, a rated supply frequency and internal operating frequency not exceeding 500 Hz. This standard does not apply to transformers according to IEC 600076-11.

Replacement amendments

This document replaces DIN EN 61558-2-2:2007-11; VDE 0570-2-2:2007-11 .

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