The Jordanian Telecommunications Regulatory Authority (TRA) is inspecting retailers of telecom equipment in order to ascertain their adherence to local EMC standards. The standards enable the TRA to curb electromagnetic interference and keep it within the lowest reasonable levels, and helps to ensure frequency spectrum is used in accordance with the national frequency plan … [Read more...]
Standards
New Electrostatic Discharge Sensitivity Testing Standard
The International Electrotechnical Commission has released a new transmission line pulse ESD standard. This document establishes a methodology for both testing and reporting information associated with transmission line pulse testing with a scope and focus on testing techniques for semiconductor components.Preview the standard at IEC’s website. … [Read more...]
New List of Harmonised Standards for EMC Directive
A new list of titles and references of harmonised standards under the Directive 2004/108/EC was published recently in the Official Journal of the European Union.See the list of harmonised standards. … [Read more...]
IEC Updates CISPR 11 Standard
The International Electrotechnical Committee has released an amendment to CISPR 11 – the radio-frequency EMC standard for industrial, scientific and medical equipment operating in the frequency range 0 Hz to 400 GHz and to domestic and similar appliances designed to generate and/or use locally radio-frequency energy.This consolidated version consists of the 2009 fifth edition … [Read more...]
IEC Releases Voltage Fluctuations and Flicker Corridendum
The International Electrotechnical Committee recently released a corridendum to IEC/TS 61000-3-5. The standard deals with the limitation of voltage fluctuations and flicker in low-voltage power supply systems for equipment with rated current greater than 75 A.Get a copy of the corridendum from the IEC. … [Read more...]
New Immunity Requirements For Fire Alarms Released
The International Electrotechnical Committee recently released the first edition of IEC 62599-2:2010, which applies to the immunity requirements of the components of alarm systems.Equipment within the scope of this standard should be designed in order to operate satisfactorily in the environmental electromagnetic conditions of residential, commercial, light industrial and … [Read more...]
Free Download: Radio disturbance characteristics – Limits and methods of measurement
This interpretation sheet for information technology equipment, published April 22, has been prepared by CISPR subcommittee I: Electromagnetic compatibility of information technology equipment, multimedia equipment and receivers, of IEC technical committee CISPR: International special committee on radio interference.Download the sheet from IEC. … [Read more...]
New Edition of Communications Cable EMC Standard
The International Electrotechical Committee recently released the IEC 62153-4-1 standard covering the electromagnetic compatibility testing methods for metallic Communications cables. This second edition, according to the IEC, cancels and replaces the first edition published in 2003. The significant change is a new clause on the background of the shielded screening attenuation … [Read more...]
New Versions of EMC and Radio Spectrum Matters Standards
ETSI EN 300 330-1 V1.7.1 and ETSI EN 300 330-2 V1.5.1, regarding radio equipment in the frequency range 9 kHz to 25 MHz and inductive loop systems in the frequency range 9 kHz to 30 MHz, discuss technical characteristics and test methods (Part 1) and harmonized EN covering the essential requirements of article 3.2 of the R&TTE Directive (Part 2).ETSI EN 300 330-1 V1.7.1ETSI … [Read more...]
The IET’s Guide on EMC for Functional Safety
When correctly applied, real financial savings can be expected, along with a significant reduction in financial risks. Keith Armstrong, Cherry Clough Consultants, Stafford, UK Electronic complexity is increasing with no end in sight, increasing self-generated noise levels, while the feature sizes in silicon integrated circuits continue to shrink, making them emit more noise … [Read more...]
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