IEC 61558-2-13 Ed. 1.0 b:1999

Safety of power transformers, power supply units and similar devices - Part 2-13: Particular requirements for auto-transformers for general use

International Electrotechnical Commission , 10/13/1999

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Deals with all aspects of safety such as electrical, thermal and mechanical. This part 2-13 of IEC 61558 applies to stationary or portable, single-phase or polyphase, air-cooled (natural or forced), independent or associated auto-transformers, having a rated supply voltage not exceeding 1000 V a.c., a rated frequency not exceeding 500 Hz. This part 2-13 is intended to be used in conjunction with IEC 61558-1. This standard replaces Chapter III of IEC 60989. It has the status of a group safety publication in accordance with IEC Guide 104.