Projects of NA 022

IEC 68/420/CD 2011-02-11 Revision of IEC 60404-8-4 Ed.2: MAGNETIC MATERIALS - Part 8-4: Specifications for individual materials - Cold-rolled non-oriented electrical steel strip and sheet delivered in the fully-processed state More  Comment 
IEC 3/1095/CDV 2011-02-11 IEC 60617 DB Extended procedure for change request C00199; symbol S01863 Wireless connection More  Comment 
IEC 3/1036/CD 2011-02-11 IEC 60617 DB Extended procedure for change request C00203, symbol S01867; C00204, symbol S01868; C00205, symbol S01869, Change over switches (Proposed horizontal standard) More  Comment 
IEC 33/496/CDV 2011-02-11 IEC 60831-1 Ed. 3.0: Shunt power capacitors of the self-healing type for A.C. systems having a rated voltage up to and including 1000 V - Part 1: General - Performance, testing and rating- Safety requirements- Guide for installation and operation More  Comment 
IEC 33/495/CDV 2011-02-11 IEC 60831-2 Ed. 3.0: Shunt power capacitors of the self-healing type for A.C. systems having a rated voltage up to and including 1000 V - Part 2: Ageing test, self-helaing test and destruction test More  Comment 
IEC 61/4126A/DC 2011-02-11 Revised proposal from the New Zealand National committee for an amendment to IEC 60335-2-23 More  Comment 
IEC 78/881/CD 2011-02-11 IEC 61472 Ed.3: Live working - minimum approach distances for ac systems in the voltage range 72,5 kv to 800 kv - a method of calculation More  Comment 
IEC 86B/3178/CD 2011-02-11 IEC 62627-03-02 TR Ed. 1.0: Fibre optic interconnecting devices and passive components - Part 03-02: High power transmission test of passive optical components More  Comment 
IEC 49/939/CD 2011-02-11 IEC 62643-1 Ed.1: ELECTROSTATIC MICRO ELECTRO MECHANICAL SYSTEMS (MEMS) OSCILLATORSOF ASSESSED QUALITY - Part 1: Generic specification More  Comment 
IEC 9/1530/CD 2011-02-11 IEC 62718 Ed.1: Railway applications -Rolling stock - D.C. supplied electronic ballasts for lighting fluorescent lamps More  Comment 

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