Railway applications - Electric equipment for rolling stock - Part 1 : general service conditions and general rules
实施日期:2003-04-01
Terminal markings for auxiliary and control circuits - Part 1: Disconnectors and earthing switches for rated voltages >= 52 kV
Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS) (IEC 61439-4:2012); German version EN 61439-4:2013
发布日期:2013-09-01 实施日期:2013-09-01
Recommended practice for the design of dc auxiliary power systems for generating stations
实施日期:2004-12-08
Low-voltage switchgear and controlgear assemblies - Part 4: Particular requirements for assemblies for construction sites (ACS)
适用范围:IEC 61439-4:2012 defines the specific requirements of ACS as follows: - ASSEMBLIES for which the rated voltage does not exceed 1 000 V in case of a.c. or 1 500 V in case of d.c.; - ASSEMBLIES where the...
发布日期:2012-11-15 实施日期:2012-11-15
Arc welding equipment. Welding power sources
适用范围:Arc-welding equipment, Arc welding, Welding equipment, Welding, Arc cutting, Electric power systems, Safety measures, Environment (working), Type testing, Protected electrical equipment, Electrical ins...
实施日期:2006-01-06
实施日期:2003-09-09
Railway applications - Traction transformers and inductors on board rolling stock (IEC 60310:2004)
实施日期:2005-01-01
实施日期:2010-02-01
实施日期:2010-01-31
Electrical equipment for furnaces and ancillary equipment - Part 1: Requirements for application design and installation
实施日期:2005-03-01
实施日期:2010-06-30
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