I.S. EN 61558-2-4:1998被替代
Safety Of Power Transformers, Power Supply Units And Similar - Particular Requirements For Isolating Transformers For General Use
出版：National Standards Authority of Ireland
专家解读视频
Applies to stationary or portable, single-phase or polyphase, air-cooled isolating transformers, associated or otherwise.
SS EN 61558-2-4 Ed. 1 (1997) - Identical
UNE EN 61558-2-4:1999 - Identical
NF EN 61558-2-4:1999 - Identical
IEC 61558-2-4 Ed. 1.0 - Identical
DIN EN 61558-2-4 (1998-07) - Identical
BS EN 61558-2-4:1998 - Identical
SN EN 61558-2-4:1997 - Identical
