Abstract

This Part 2-2 applies to stationary or portable, single-phase or poly-phase, air-cooled (natural or forced), independent or associated control transformers and power supplies incorporating a control transformer, having a rated supply voltage not exceeding 1 000 V a.c. and rated supply and internal operating frequency not exceeding 500 Hz.

Begin

2022-01-12

Planned document number

DIN EN IEC 61558-2-2

Project number

02230727

Responsible national committee

DKE/K 323 - Transformatoren, Drosseln, Netzgeräte und entsprechende Kombinationen  

draft standard

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 96/522/CDV:2021); German and English version prEN IEC 61558-2-2:2021
2022-08
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previous edition(s)

Safety of power transformers, power supplies, reactors and similar products - Part 2-2: Particular requirements and tests for control transformers and power supplies incorporating control transformers (IEC 61558-2-2:2007); German version EN 61558-2-2:2007
2007-11

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