The International Electrotechnical Commission (IEC) has issued IEC 60364-4-44 Ed. 2.0 (2007-08) entitled "Low-voltage electrical installations - Part 4-44: Protection for safety - Protection against voltage disturbances and electromagnetic disturbances." The rules of this part of IEC 60364 are intended to provide requirements for the safety of electrical installations … [Read more...]
Standards
New Standards on EMC Requirements for Welding Equipment
The International Electrotechnical Commission (IEC) has issued IEC 60974-10 Ed. 2.0 (2007-08) entitled "Arc welding equipment - Part 10: Electromagnetic compatibility (EMC) requirements." This document specifies applicable standards and test methods for radio-frequency for harmonic current emission, voltage fluctuations, and flicker. Immunity requirements and test methods … [Read more...]
New List of EMC Standards Published in the Official EU Journal
A list of harmonized EMC standards that implement Directive 2004/108/EC of the European Parliament and of the Council of 15 December 2004 relating to electromagnetic compatibility was published late last month in the Official Journal of the European Union. This 19-page document lists in a chart-like layout the European standard organization, the numeric reference and title of … [Read more...]
Keeping Up With Automotive Standards
For those involved with automotive EMC, here's a quick reminder. SAE (Society of Automotive Engineers) standards are available in paper and convenient CD-Rom versions on the Society website. A detailed list of world automotive standards is on the website of Clemson University's Vehicular Electronics Laboratory. With a few a click of the mouse, you can check out both: SAE or … [Read more...]
Corrigendum Re EMC Requirements for Measurement Equipment for LV Systems (11/29/2007)
The International Electrotechnical Commission (IEC) has issued a Corrigendum pertaining to IEC 61326-2-2 Ed. 1.0 (2007-11). Corrigendum 1 affects "electrical equipment for measurement, control and laboratory use - EMC requirements - Part 2.2: Particular requirements - Test configurations, operational conditions, and performance criteria for portable test, measuring, and … [Read more...]
UK Ministry of Defense Issues a Draft Document on Standards Management and Production
Great Britain's Ministry of Defense has issued a draft document on the management and production of defense standards. MOD DEF STAN 00-00 a draft document entitled "Standards for Defense Management and Production of Defense Standards." Comments on this draft must be received before May 30, 2008. The 38-page document details such standards management issues as policy, adoption … [Read more...]
ISO Amended Standard: Road Vehicles & Electrical Disturbance
The International Standards Organization has published ISO 7837-1 Amd 1: 2008 entitled "Road vehicles - Electrical Disturbance by conduction and coupling - Part 2: Commercial vehicles with nominal 24-V supply voltage - Electrical transient conduction along supply lines only - Amendment 1. This new publication amends ISO 7637-2: 2004. For more information, or to purchase this … [Read more...]
IEC Issues Three New EMC Standards on MV, HV, and EHV Power Supplies
The International Electrotechnical Commission (IEC) has issued three new standards on electromagnetic compatibility-specifically IEC 61000-3-6 Ed. 2.0; IEC 61000-3-7 Ed. 2.0; and IEC 61000-3-13 Ed. 1.0. All deal with the assessment of emission limits. The first 6100-3-6 is a technical report, informative in nature that provides guidance on principles that can be used as the … [Read more...]
Project IEC 61643-21 am1 Ed.1.0 Covers Performance & Test Methods for LV Surge Protectors
The International Electrotechnical Commission has published the draft of an amendment covering low voltage surge protection devices. The proposed change is titled "Amendment 1 - Low voltage surge protection devices - Performance requirements and testing methods."? This final draft has a voting period February 2, 2008 to April 11, 2008. Purchasers of this draft edition will … [Read more...]
Access Homeland Security Standards Online
The Homeland Security Standards Data Base is powered online by the American National Standards Institute (ANSI). This site provides one-step access to standards critical to the jobs of first responders, code officials, and others charged with keeping the nation safe. A browsing feature lets readers access standards on threats, emergency preparedness and response, borders and … [Read more...]
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