IEC standard frequencies
适用范围:The standard frequencies are the frequencies to be adopted for single-phase and three-phase a.c. systems, for installations in ships, for a.c. traction systems, for tools and for aircraft. This standar...
实施日期:2010-03-01
Three-phase dry-type distribution transformers 50 hz, from 100 to 2500 kva, with highest voltage for equipment not exceeding 36 kv. Part 1 : general requirements and requirements for transformers with ...
实施日期:1994-02-01
发布日期:2013-01-31 实施日期:2013-01-31
实施日期:2011-06-16
发布日期:2016-09-01 实施日期:2016-09-01
Code of practice for special design and other features of alternating current watthour meters for active energy (MID accuracy classes A and B) for use in the UK
发布日期:2013-08-31 实施日期:2013-08-31
实施日期:2011-12-31
Guidance for the selection of high-voltage A.C. cable systems
适用范围:IEC 60183:2015 gives guidance in the selection of a.c. high-voltage cables and cable systems with extruded insulation and mainly to be used on three-phase alternating systems operating at voltages exce...
发布日期:2015-01-14 实施日期:2015-01-14
发布日期:2015-01-31 实施日期:2015-01-31
发布日期:2015-01-31 实施日期:2015-01-31
发布日期:2015-03-31 实施日期:2015-03-31
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