Replacing the first edition published in 1993 and its Amendment 1 published in 2000, the IEC recently released a revised version standard, IEC 61000-4-8:2009. This Electromagnetic Compatibility standard relates to the immunity requirements of equipment, only under operational conditions, to magnetic disturbances at power frequencies 50 Hz and 60 Hz related to residential and … [Read more...]
Standards
New IEC Standard Covers Human Exposure to Electromagnetic Fields
The new IEC 62577:2009 applies to a single stand-alone broadcast transmitter operating in the frequency range 30 MHz to 40 GHz when put on the market. The objective of the standard is to specify, for such equipment operating in typical conditions, the method for assessment of compliance distances according to the basic restrictions (directly or indirectly via compliance with … [Read more...]
Updated EMC Immunity Test Specification
The IEC has released an updated version of IEC 61000-4-14. This new edition 1.2 applies to electrical and/or electronic equipment that have a rated input current up to 16 A per phase and aims to establish a reference for evaluating the immunity of electric and/or electronic equipment when subjected to positive and negative low amplitude voltage fluctuations. Only conducted … [Read more...]
Implications of CISPR 16-1-1 Update to Include EMI
Thanks to the release by the International Electrotechnical Commission of Edition 3 of the CISPR 16-1-1 standard, otherwise known as CISPR 16-1-1:2010, the world of electromagnetic interference measurement is undergoing a review. CISPR 16-1-1 specifies the characteristics and performance of equipment for measuring radio disturbance in the 9kHz to 18GHz frequency range, as well … [Read more...]
IEC Releases EMC Test Methods for Communications Cable
The International Electrotechnical Commission (IEC) has released IEC 62154-4-11 and IEC 62153-4-12 which detail test methods for metallic communication cables.Part 4-11 deals with coupling attenuation or screening attenuation of patch cords, coaxial cable assemblies and cables manufactured with connectors. Part 4-12 deals with coupling attenuation or screening attenuation of … [Read more...]
European Commission Releases New EMC Directive Quick Guide
The European Commission has released a new “Quickguide” regarding the Directive 2004/108/EC of the European Parliament and of the Council of 15th of December 2004 on the approximation of the laws of the Member States relating to electromagnetic compatibility.Visit the European Commission Web site to learn more.Click here to view the “quickguide.” … [Read more...]
IEC Releases New EMC Conducted Immunity Standard
On July 30, 2009, the IEC released IEC 61000-4-16-am2 Ed. 1.0. This bilingual document is the second amendment of the EMC standard for the testing and measurement techniques for immunity to conducted, common mode disturbances in the frequency range 0 Hz to 150 kHz.Visit the IEC Web store to learn more. … [Read more...]
IEC Releases New EMC Standard for Harmonics Low Frequency Immunity Testing
On July 30, 2009, the IEC released IEC 61000-4-13 Consol. Ed. 1.1 (incl. am1). This bilingual EMC standard covers testing and measurement techniques for harmonics and interharmonics. It includes power line signaling at AC power ports and low frequency immunity tests.Visit the IEC Web store.Read the preview. … [Read more...]
Standard on Limitation of Voltage Fluctuations and Flicker in Low-Voltage Power Supplies
"IEC/TS 61000-3-5:2009 deals with emission of disturbances due to voltage fluctuations and flicker. The recommendations in this technical specification are applicable to electrical and electronic equipment that has a rated input current exceeding 75 A per phase and is intended to be connected to a public low-voltage a.c. distribution system. Recommendations that specify … [Read more...]
New Standard on System-Level Susceptibility Assessments for HEMP and HPEM
A new standard, IEC/TS 61000-5-9 Ed. 1.0 (2009-07), is entitled “Electromagnetic compatibility (EMC) – Part 5-9: Installation and mitigation guidelines – System-level assessment for HEMP and HPEM." This standard presents a methodology to assess the impact of High-altitude Electromagnetic Pulse (HEMP) and High Power Electromagnetic (HPEM) environments on electronic systems. In … [Read more...]
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