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IEC Arc Flash Standards

NFPA 70E 2018 PDF Now Online with NEW Conformity Requirements and Annex on PPE Conformity

Most manufacturers are self-declared on conformity assessment for arc flash PPE, but the new standard requires them to state how they are conforming in 130.7(C)(14).  It recommends use of ANSI 125 in an informational note and in Section H.4.  Note ANSI 125 requires retesting every 5 years; this is a big change which end users […]

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What is IEC Box Arc Testing, and How Does it Compare to Open Air Arc Testing?

You may have heard of “box testing” or seen the standard designation for “IEC 61482-1-2”. What is this test, and how is it different from open-air arc testing and an ATPV or EBT arc rating? Box testing, as performed by IEC 61482-1-2, does not produce an arc rating. Instead, 2 different “arc protection” classes are […]

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ASTM F1959 or ASTM F2675? Which Test Should Be Used for Gloves?

Question: Should I be Testing FR Gloves for Arc Flash Exposures to ASTM F1959 or ASTM F2675? Answer: Today, gloves should be tested to ASTM F2675. ASTM F2675 is a specific test for gloves. ASTM F1959 is used to test flat fabrics on a panel. ASTM F2675 allowed materials previously tested on panels to be […]

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What Does Flame Resistant (FR) Really Mean, and How Do We Test it in Protective Clothing?

You hear requests for flame resistant (FR) clothing and gloves all the time…but what does that really mean? What is an end user with this request expecting from you? Have you ever been in a situation where it seems impossible, and even like a liability, to label a product as FR when there are no […]

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Conformity Assessment: A Guide for the Industrial FR/AR Industry

Conformity Assessment is a hot topic in the PPE Industry today–and compliance is confusing. The new PPE Regulation in the EU was published in April of this year (read the digest from FlashCert partner BTTG), and efforts in the U.S. are underway in to streamline processes for the evaluation of personal protective equipment (for example, the […]

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New Arc Flash Symbol is Available!

The IEC 60417 Standard (Graphical Symbols for Use on Equipment) has been revised to include a pictogram for protection against the thermal effects of the electric arc. The pictogram is copyrighted and available for purchase; it will be referenced in the next edition of IEC 61482-2,  the European equivalent to ASTM F1506.

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ATPV vs. EBT: Arc Ratings Explained

ASTM Standard Definitions: ATPV (Arc Thermal Performance Value) is the incident energy on a material that results in a 50% probability that sufficient heat transfer through the specimen is predicted to cause the onset of second-degree burn injury based on the Stoll Curve, cal/cm².   Energy Breakopen Threshold (EBT) The incident energy on a material that results […]

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Arc Rated (AR) vs Flame Resistant (FR): Understanding the Difference

Similar but different – How do you tell the difference Between Arc Rated (AR), Flash Fire Rated (FFR), and Flame Resistant (FR)? In 2012, NFPA 70E changed the terminology referencing personal protective equipment (PPE); what was formerly referred to as FR (flame resistant) clothing is to be called Arc Rated or AR, according to the […]

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FlashCert: Global Testing and Certifications in a Flash!

ArcWear, Kinectrics, BTTG, and SEI have partnered to offer new services under FlashCert: streamlined testing and certification for flame resistant clothing and PPE in the US and EU. Services offered include testing and certification for the following hazards: electric arc, flash fire, wildland firefighting, and welding. Further, the service was designed to simplify the certification […]

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