IEC 62053-52:2005 EN-FR 2b91d797
Electricity metering equipment (AC) - Particular requirements - Part 52: Symbols
现行
发布日期 :
2005-09-26
实施日期 :
IEC 62629-52-1:2024 EN 092a279e
3D displays - Part 52-1: Fundamental measurement methods of aerial display - Optical
现行
发布日期 :
2024-02-02
实施日期 :
IEC 60068-2-52:1996 EN-FR fabcd2a7
Environmental testing - Part 2: Tests - Test Kb: Salt mist, cyclic (sodium, chloride solution)
REVISED
发布日期 :
1996-02-01
实施日期 :