The IEC recently released a corrigendum for the electromagnetic compatibility standard IEC 61000-4-34, titled “Testing and measurement techniques - Voltage dips, short interruptions and voltage variations immunity tests for equipment with mains current more than 16 A per phase.”View and download the corrigendum at the IEC Web site. … [Read more...]
Standards
IEC Offers Corrigendum for EMC Surge Immunity Test Standard
The IEC has released Corrigendum 1 from the IEC 61000-4-5 EMC standard. The new release is titled “Corrigendum 1 - Electromagnetic compatibility (EMC) - Part 4-5: Testing and measurement techniques - Surge immunity test.”View the corrigendum, which applies to the French text only, at the IEC Web site. … [Read more...]
IEC Offers New Standard for Evaluation of AC Side Harmonic Performance
The new IEC/TR 62001:2009(E) deals with the specification and design evaluation of AC side harmonic performance and AC side filters for high-voltage direct current (HVDC) schemes. The standard is intended to be primarily for the use of the utilities and consultants who are responsible for issuing the technical specifications for new HVDC projects and evaluating designs … [Read more...]
IEC Releases Second Edition of RFID Item Management Standard
The IEC has released ISO/IEC 18000-2:2009, which defines the air interface for radio frequency identification (RFID) devices operating below 135 kHz. The purpose of the standard is to provide a common technical specification for RFID devices that can be used by ISO committees developing RFID application standards. The standard is intended to allow for compatibility and to … [Read more...]
Standard for Conductive Gaskets in Frequency Range of DC to 18 GHz
The IEEE Std 1302™-2008 standard for the IEEE Guide for the Electromagnetic Characterization of Conductive Gaskets in the Frequency Range of DC to 18 GHz assists in evaluating gasket measurement techniques, establishing gaskets exhibiting properties critical to the intended application, highlighting limitations and errors of rival measurement techniques, and providing a … [Read more...]
New CISPR 22 Interpretation Sheet
The IEC has made available “Interpretation sheet 1 - Information technology equipment - Radio disturbance characteristics - Limits and methods of measurement” as prepared by CISPR Subcommittee I. The subcommittee says that at its October 2007 meeting, the maintenance date for the next edition of CISPR 22 was set for 2012. As a result, the work identified within CISPR/I/279/MCR … [Read more...]
IEC Releases Correction to Voltage Fluctuations
The IEC has released the first corrigendum to IEC 61000-3-5. Part 3-5 deals with voltage fluctuations and flicker in low-voltage power supply systems for equipment with rated current greater than 75 A.See the corrigendum at the IEC website. … [Read more...]
IEC Standard Covers High Altitude EMP Protection Methods
The International Electrotechnical Commission (IEC) recently released IEC/TS 61000-5-8:2009 which provides guidance on how to protect the distributed infrastructure (power, telecommunications, transportation and pipeline networks, etc.) from the threat of a high altitude electromagnetic pulse (HEMP).Preview this standard at the IEC Web site. … [Read more...]
NIST Holds Standards in Trade Workshop in Hanoi
Regular contributor to Interference Technology, Mike Violette of Washington Labs, recently joined a NIST-hosted US delegation on a three–day Standards in Trade workshop to Vietnam. Although this particular trip was aimed more at fire safety, it is part of a larger effort by U.S. standards organizations like NIST to reach out to developing markets, like Vietnam, helping them to … [Read more...]
New ANSI Standard on EMC for Lifts, Escalators and Moving Walks
The document, DIN EN 12016:2009, specifies the immunity levels and test conditions for lifts, escalators and passenger conveyors in relation to continuous and transient, conducted and radiated disturbances including electrostatic discharges. The document applies to the sub-systems and/or apparatus of lifts, escalators and passenger conveyors, an assembly of which will comprise … [Read more...]
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