
Safety of power transformers, power supply units and similar devices Part 2-23: Particular requirements for transformers for construction sites
出版:International Electrotechnical Committee

专家解读视频
Applies to stationary or portable single-phase or poly-phase air-cooled (natural or forced) independent or associated, isolating or safety isolating transformers intended for use on construction sites, having a rated supply voltage not exceeding 1 000 V a.c., and a rated frequency not exceeding 500 Hz. This part 2-23 is intended to be used in conjunction with IEC 61558-1. It has the status of a group safety publication in accordance with IEC Guide 104.
DIN EN 61558-2-23 (2001-04) - Identical
OVE/ONORM EN 61558-2-23:2001 - Identical
VDE 0570-2-23:2001 - Identical
NF EN 61558-2-23:2001 - Identical
I.S. EN 61558-2-23:2000 - Identical
PN EN 61558-2-23:2003 - Identical
SS EN 61558-2-23 Ed. 1 (2001) - Identical
NEN EN IEC 61558-2-23:2001 - Identical
UNE EN 61558-2-23:2002 - Identical
AS/NZS 61558.2.23:2001 - Modified
CEI EN 61558-2-23 Ed. 1 (2001) - Identical
SN EN 61558-2-23:2000 - Identical
BS EN 61558-2-23:2001 - Identical