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SN EN 61558-2-4:1997现行

Safety Of Power Transformers, Power Supply Units And Similar - Part 2-4: Particular Requirements For Isolating Transformers For General Use

出版：Swiss Standards

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基本信息

标准编号： SN EN 61558-2-4:1997

发布时间：1997/11/1 0:00:00

标准类别：Standard

出版单位：Swiss Standards

标准页数：0

标准简介

Applicable to stationary or portable, single-phase or polyphase, air cooled isolating transformers, associated or otherwise, with a rated supply voltage up to and including 1000 V a.c., and rated frequency up to and including 500 Hz, with rated output not in excess of 25 kVA for single-phase and 40 kVA for polyphase transformers. Also applicable to isolating transformers without limitation of the rated output; these transformers are considered as special transformers and party to an agreement between purchaser and supplier.

等同采用的国际标准

DIN EN 61558-2-4 (1998-07) - Identical

BS EN 61558-2-4:1998 - Identical

NF EN 61558-2-4:2009 - Identical

IEC 61558-2-4 Ed. 1.0 - Identical

SS EN 61558-2-4 Ed. 1 (1997) - Identical

UNE EN 61558-2-4:1999 - Identical

I.S. EN 61558-2-4:1998 - Identical

NF EN 61558-2-4:1999 - Identical

DIN EN 61558-2-4:2009 - Identical

UNE EN 61558-2-4:2010 - Identical

SS EN 61558-2-4 Ed. 2 (2009) - Identical