实施日期:2006-10-01
Guide for synthetic capacitive current switching tests of ac high-voltage circuit breakers
实施日期:1999-06-26
Information Technology - High-Performance Parallel Interface - Physical Switch Control (HIPPI-SC) Replaced by INCITS 222
Schutzschalter,einpolig,temperaturkompensiert,Nennstroeme von 1 A bis 25 A,Schaltevermoengen 65 In/1000 A max. Technische Lieferbedingungen Circuit breakers,single-pole,temperature compensated,rated cu...
适用范围:To be read in conjunction with BS EN 2350:1991
实施日期:1999-08-15
Switches for household and similar fixed electrical installations - Part 2-1: Particular requirements - Electronic switches
适用范围:This standard also applies to automatc electronic switches where the operation and/or control is initiateed by physical means, for example light, temperature, humidity, time, wind velocity, presence of...
实施日期:2010-09-01
实施日期:2003-09-09
实施日期:2004-12-08
Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters
适用范围:IEC 60947-4-1:2009 applies to the types of equipment whose main contacts are intended to be connected to circuits the rated voltage of which does not exceed 1 000 V a.c. or 1 500 V d.c. Starters and/or...
发布日期:2009-09-16 实施日期:2009-09-16
High-voltage switchgear and controlgear - Part 109: Alternating-current series capacitor by-pass switches
适用范围:This standard is applicable to a.c. series capacitor by-pass switches designed for outdoor installation and for operation at frequencies of 50 Hz and 60 Hz on systems having voltages above 52 kV. It is...
实施日期:2010-01-01
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