Arc Flash Protection Archives

October 6, 2026

Arc Flash Incidents Reported in the News Highlight Ongoing Electrical Safety Risks

When arc flash incidents appear in the news one at a time, they can seem isolated. Viewed together, they tell a more concerning story. Tyndale found 18 arc flashes that made the TV news over the 17 months since OSHA released the new arc flash guidance involving commercial and industrial […]

August 12, 2026

The Best of Arc Week: The Five Episodes Every Electrical Worker Should See

This year, we’re revisiting the best of Arc Week with five fan-favorite, must-watch arc flash safety episodes that remain critical following the latest OSHA arc flash guidance—and have only grown more important with time due to today’s rapidly-increasing demand for electricians.

May 29, 2026

Is Your Rainwear Compliant With the Right ASTM Standard?

Inclement weather creates additional hazards for workers, making even routine jobs more dangerous. It’s critical to understand the risks and why the proper ASTM certification for rainwear is required.

April 9, 2026

What Is a Calorie in FR Clothing? (Arc Rating Explained)

In the context of arc-rated and flame-resistant (AR/FR) clothing, a calorie is a unit of heat energy—not related to food, but to thermal exposure from hazards like arc flashes and flash fires. Technically, one calorie is the amount of energy required to raise one cubic centimeter of water by 1°C. […]

October 24, 2025

Does Fabric Construction Affect Arc Rating?

A great deal of science and attention to detail goes into engineering arc-rated and flame resistant (AR / FR) clothing. Even seemingly small details – like the way a fabric is constructed – can have a big impact in the final product. In fact, the characteristics of an AR / […]

October 10, 2025

How to Layer Arc-Rated Clothing for 20-Cal Protection

When performing high-risk electrical work, it’s critical that your personal protective equipment (PPE) exceeds the potential incident energy of an arc flash associated with that task. For work that requires a category (CAT) 2 level of protection—defined by NFPA 70E as a calorie rating of 8–24 cal/cm²—layering arc-rated and flame […]

August 22, 2025

Arc Week Season 6, Ep. 5 – Belief: “Fabric Softener & Lint Ruin Arc-rated PPE Effectiveness.”

Over the years, concerns about fabric softener, flammable lint, and laundry methods have circulated widely in the electrical safety industry. But are these concerns valid—or are they BS?

August 21, 2025

Arc Week Season 6, Ep. 4 – Belief: “Bleach Destroys My Arc-rated PPE.”

You’ve likely heard the claims: “Bleach ruins FR clothing,” or “Only industrial laundering is safe.” Since arc-rated and flame resistant (AR / FR) garments are critical safety gear, concerns about their performance—especially when it comes to care and maintenance—are understandable. We took this belief to the lab and tested it […]

August 20, 2025

Arc Week Season 6, Ep. 3 – Belief: “We Don’t Work Energized.”

Think you’re safe to skip arc-rated (AR) PPE because the power is off? Think again. Before you trust the hearsay, watch this — it could be the difference between walking away and a life-changing injury (or worse!).

August 19, 2025

Arc Week Season 6, Ep. 2 – Belief: “Who Needs Arc-Rated PPE If the Arc Blast Kills You?”

Without question, an arc flash causes a loud bang. But is the resulting shockwave strong enough to blow someone back, damage internal organs, or cause other injuries?

August 18, 2025

Arc Week Season 6, Ep. 1 – Belief: “I Don’t Need Arc-rated PPE – Cotton Is Fine.”

One of the oldest claims floating around out there is “I don’t need arc-rated (AR) PPE – cotton is fine.” But is it true? We put this claim under the microscope to reveal the truth:

July 18, 2025

Bull Sharks and Bull$#!t: Arc Week Season 6

Like bull sharks, arc flash protection is often misunderstood — and just as dangerous if you get it wrong. Inspired by a popular TV show, this season we’re testing some dangerous claims about both. Is cotton safe? Does low voltage = low risk? Could an arc blast be fatal? Can […]

April 25, 2025

Do I Need AR PPE for Low Voltage Work?

When you hear “low voltage,” it’s easy to assume low risk — but that assumption can be dangerous, even fatal. Most arc flash injuries occur on systems rated at 480 volts and below, where electrical work is frequent, and PPE is often overlooked due to the false belief that “low […]

April 4, 2025

The Truth About Lockout/Tagout and Arc-Flash PPE

We’re continuing our series on OSHA’s new arc-flash guidance by tackling a common question: Do you need arc-rated(AR) personal protective equipment (PPE) during the lockout/tagout (LOTO) process? It’s easy to assume that LOTO is de-energized work – but that’s not actually the case. Every step of the LOTO process must […]

March 28, 2025

Do I Need AR PPE to Use a Voltmeter or Multimeter?

In the past, many inside electricians didn’t wear arc-rated (AR) clothing or personal protective equipment (PPE) because they believed they weren’t working on energized equipment. But OSHA’s updated arc flash safety guidance changes previous assumptions about what constitutes de-energized work.

March 26, 2025

Latest Research: Arc Rated PPE vs. DC Arcs

As industries increasingly adopt direct current (DC) power sources—from electric vehicles (EVs) to solar energy and battery storage—questions about whether arc-rated PPE tested under alternating current (AC) conditions provides the same level of protection against DC arc flash hazards have become more urgent.

March 14, 2025

Do I Need Arc-Rated PPE to Open a Residential Breaker Panel?

OSHA released new Arc Flash Guidance in November 2024 to ensure that arc-rated (AR) clothing and equipment is provided to and worn by anyone working on or near energized equipment. In particular, this guidance clarifies that even low-voltage systems, including 120/208V, can generate arc flashes with more than enough energy […]

January 15, 2025

Fundamentals of Arc Flash: Introduction

In November 2024 OSHA released new guidance to improve arc flash safety amongst commercial, industrial, and residential electricians and operators, maintenance, and others working on or near exposed energized electrical parts. Behind the new guidance is a chilling fact: preventable arc flash injuries continue to occur amongst inside electricians at […]

October 18, 2024

Learn How a Survivor’s Story Can Transform Electrical Safety Training

Working in or around an electrical environment means understanding the critical importance of wearing arc-rated and flame resistant (AR / FR) clothing. But safety doesn’t stop there – comprehensive training is just as essential. That’s why we’re excited to introduce to you a 6-Hour NFPA 70E Electrical Safety Training brought […]

August 23, 2024

Arc Week Season 5, Ep. 5: Does AR / FR Clothing Protect in a DC Arc?

See how flammable and arc-rated and flame resistant (AR / FR) clothing fare in direct current (DC) arcs. Our tests reveal that DC arcs pose similar risks as alternating current (AC) arcs – and that AR / FR clothing provides effective protection against both. Please be aware: this video contains […]

August 22, 2024

Arc Week Season 5, Ep. 4: Top 4 Causes of Arc Flash Injury – Working Energized Without PPE (#1 and #2)

The top two causes of arc flash injury and fatality in the US share a commonality: the victims weren’t wearing any PPE at all. Correct misconceptions, combat complacency, and challenge the status quo to strike these causes from the list: Please be aware: this video contains graphic content and may […]

August 21, 2024

Arc Week Season 5, Ep. 3: Top 4 Causes of Arc Flash Injury – Task-Based PPE Not Worn (#3)

Imagine: you’re on a job, facing a deadline, and your PPE isn’t handy. This isn’t just a hypothetical, it’s the #3 cause of arc flash injury and fatality in the US. Here’s why this scenario is common with task-based PPE: Please be aware: this video contains graphic content and may […]

August 20, 2024

Arc Week Season 5, Ep. 2: Top 4 Causes of Arc Flash Injury – Improper Wear (#4)

The vast majority of negative arc flash outcomes are attributable to four main causes – allowing us to chart a course to a safer future. Our host Scott Margolin reveals the #4 leading cause to curtail at your company: Please be aware: this video contains graphic content and may not […]

August 19, 2024

Arc Week Season 5, Ep. 1: Why Arc Rated Clothing Matters – Don’t Wear Fuel

Why Flammable Clothing Fuels Injury When it comes to thermal hazards like arc flash, flash fire, combustible dust, and others the danger often isn’t just the event itself—it’s the igniting of flammable clothing. These events are brief and highly directional, and if your clothes catch fire the consequences are severe. […]

August 16, 2024

Hammering Home the Point: Arc Week Season 5

The wait is over—it’s that time of year again! Welcome to Arc Week Season 5: Hammering Home the Point. So, what’s the big deal? This season, we’re diving back into the basics to emphasize why arc-rated and flame resistant (AR / FR) clothing are so crucial. Through a series of […]

May 17, 2024

Understanding What Accessories Should NOT Cross an Arc Flash Boundary

When it comes to electrical safety, understanding and adhering to strict guidelines is paramount to protecting yourself from potential hazards. When working near energized electrical components, it’s crucial to know what is and isn’t permissible within the protection boundaries set forth by standards such as NFPA 70E, Standard for Electrical […]

May 3, 2024

Wearing AR/FR Clothing: A Story of Survival and Protection

Arc-rated and flame resistant (AR / FR) clothing is indispensable for workers facing arc flash, flash fire, or combustible dust hazards due to their brief and directional nature. Unlike flammable clothing that can ignite and continue to burn, AR / FR garments prevent ignition and offer vital insulation against thermal […]

April 26, 2024

Why You Should NOT Wear Athletic Shirts Underneath Your AR / FR Garments

It’s critical to wear arc-rated and flame resistant (AR / FR) clothing while working in energized environments. Equally important, however, is what not to wear underneath your protective clothing, specifically moisture-wicking athletic wear. Tune in to the video below as our Lead Corporate Safety and Technical Trainer, Jason Brozen explains […]

February 16, 2024

Enespro 40cal Suit Faces Off Against DC Arc – Witness the Power!

Navigating energized electrical environments comes with the inherent risk of direct current (DC) arc flash hazards. When working in this environment, it is critical to be equipped with proper PPE that ensures your safety. Curious about the resilience of an Enespro arc flash suit when it encounters an oncoming DC […]

February 9, 2024

Consequences of Arc Flash Exposure: Testing FR vs. Non-FR

Over the years, Tyndale has released numerous videos demonstrating the dangers of arc flash exposure. In these videos, we emphasize the importance of wearing proper protection in the workplace to mitigate arc flash hazards by demonstrating the common mistakes made when wearing arc-rated and flame resistant (AR / FR) apparel. […]

January 16, 2024

Arc Bites: Energized Work – Great Power, Great Responsibility

Years ago, remembers William Watson – Vice President of Safety at Miller Electric and Chairman of the NECA Large Contractor Safety Group, NFPA 70E required electricians to send copies of paperwork for completed energized work to their employers for retention. In those days, William often observed inaccuracies in the paperwork […]

December 1, 2023

DC-Cember: Unwrapping the Dangers of Direct Current Arcs

Tyndale is proud to present our new December video series, DC-Cember: Unwrapping the Dangers of Direct Current Arcs, where we emphasize the importance of proper protection against direct current (DC) hazards. Through our own video footage, we reveal the cold, hard truth to electrical workers everywhere and how they can […]

November 28, 2023

Arc Bites: Learning from Adversity – Navigating the Aftermath of an Arc Flash Incident

In the realm of workplace safety, the aftermath of an arc flash incident can be a pivotal moment for both individuals and organizations. Drawing insights from firsthand accounts shared by arc flash survivors and safety professionals during Arc Week Season 4, we explore the profound impact, challenges, and lessons learned […]

November 3, 2023

Introducing Arc Bites: Raw Stories, Real Solutions

Tyndale is thrilled to introduce a captivating new series, Arc Bites: Raw Stories, Real Solutions – a spin-off series derived from Tyndale’s most popular season of Arc Week, Season 4: Humanizing the Hazard. In the fourth season of Arc Week, hosted by Scott Margolin, we had the privilege of interviewing […]

August 25, 2023

Arc Week Season 4, Ep. 5: “There’s No Wrong Time to Do the Right Thing” – Act Today

The survivors are back, and together again – this time on dry land. In this episode, we dive into lessons from the belly of the beast – for both safety leadership and for other electricians in the field. William Watson, Vice President of Safety at Miller Electric and Chairman of […]

August 24, 2023

Arc Week Season 4, Ep. 4: “Nobody Forgot Their PPE This Time” – The Gang Goes Shark Diving

We’re taking the invaluable lessons learned from arc flash mishaps to new depths—literally. Observe these survivors and William Watson, VP of Safety at Miller Electric and Chairman of NECA’s Large Contractor Safety Group, as they navigate a shark dive. Why? To demonstrate that you can do something inherently dangerous, like […]

August 23, 2023

Arc Week Season 4, Ep. 3: “Don’t Be Me,” The Jason Brozen Story

“It’s pretty low risk since I’m smarter than this hazard.” That’s what Jason – like many experienced electricians – had come to believe about energized work. As a master electrician for over 14 years, Jason was installing a breaker in a 2,500-amp piece of gear at a hotel when he […]

August 22, 2023

Arc Week Season 4, Ep. 2: “Safety Has to be a Priority,” The Brandon Schroeder Story

“I’ve done these types of tasks hundreds of times. It did not even seem dangerous to me.” That’s what Brandon was thinking before he was victim of an arc flash accident that should have taken his life. Imagine a seemingly ordinary task turning into a life-defining moment. Brandon found himself […]

August 21, 2023

Arc Week Season 4, Ep. 1: “Fireball Smith,” the Brandon Smith Story

“I was five minutes away from losing my life.” That’s what doctors told electrician Brandon Smith after he faced an arc flash incident. Pulled from another project to help with a rush job, Brandon was tasked with changing over an old building to a newly-installed transformer. He was wearing a […]

August 18, 2023

Humanizing the Hazard: Arc Week Season 4

The wait is over. Arc Week Season 4: Humanizing the Hazard is upon us, and we’re diving headfirst into the raw stories of three arc flash survivors, surfacing with invaluable lessons. This season’s personal approach to arc flash hazards showcases survivors’ experiences that serve as vital lessons, shedding light on […]

June 30, 2023

EVs and the DC Hazard: Non-AR Hi-Vis Vest & Outerwear in a DC Arc

Welcome to our BONUS episode of EVs and the DC Hazard with Scott Margolin, Vice President of Technical at Tyndale. Today, we are focusing on the importance of understanding the risks associated with wearing flammable high-visibility (hi-vis) vests and outerwear in the presence of a DC arc. Many people in […]

June 21, 2023

EVs and the DC Hazard: 88/12 Outerwear in a DC Arc

We’re ending our series with a bang! In today’s episode we test a 9 oz. arc-rated (AR) windbreaker made with an 88% cotton and 12% nylon (“88/12”) blend, exposing it to high incident energy levels. Prepare to witness the extraordinary protective capabilities of this AR outerwear as it withstands and […]

June 20, 2023

EVs and the DC Hazard: NSA Enespro® 40 cal Suit in a DC Arc

What happens in a DC arc when the potential incident energy is high enough to require an arc suit instead of dailywear? We set out to find out. In today’s leading-edge demonstration, we subject an NSA Enespro® 40 cal arc suit to a DC arc with high incident energy. Join […]

June 15, 2023

EVs and the DC Hazard: 88/12 CAT 2 Coverall in a DC Arc

Today we’re switching it up: instead of testing shirts and pants against DC arcs, we test the significance of DC arcs against AR 88/12 CAT 2 coveralls. Coveralls made from an 88/12 fabric blend – that is, a fabric that’s 88% AR/FR cotton and 12% nylon – are commonly used […]

June 14, 2023

EVs and the DC Hazard: EBT AR Garment Exposed Above Arc Rating

In our previous episode, we showed you how Tyndale’s FRMC® arc-rated (AR) shirt and jeans perform in a DC arc flash. Explore the Boundaries of DC Arcs Hold on tight as we push the limits! We’re intentionally subjecting an energy breakopen threshold (EBT) AR garment, rated at 9.1 calories, to […]

June 8, 2023

EVs and the DC Hazard: NSA TECGEN® CAT 2 Outfit in DC Arc

In our last two episodes, we tested non-protective polyester/cotton blend and 100% cotton fabrics to see how they perform in the face of a DC arc. But how do popular arc-rated (AR) garments perform in DC arcs at or near their arc ratings? Follow along with our next few episodes […]

June 7, 2023

EVs and the DC Hazard: Cotton Workwear in a DC Arc

Many people think that 100% cotton is okay to wear when there’s an arc hazard because it doesn’t melt. But is that true? Can a DC arc flash ignite flammable 100% cotton workwear, and does it require any more or less energy than an AC arc to do so? Plug […]

June 6, 2023

EVs and the DC Hazard: Poly/Cotton Workwear in a DC Arc

Did you know that polyester and cotton (“poly/cotton”) blend is one of the most common fabric choices for making non-protective workwear? In fact, this type of fabric is being worn by many people who work in and around EVs. But what happens to poly/cotton fabric when it’s exposed to a […]

May 10, 2023

EVs and the DC Hazard: AC vs DC Arc Flash – What’s the Difference?

Technology has a habit of outpacing understanding of hazards and safety; DC arc flash is no exception. With the rapid rise of EVs, DC power is expanding exponentially in the USA. DC battery manufacturing, energy storage and DC-to-DC charging are all growing rapidly, and battery replacement, maintenance, and repairs are close behind. […]

May 10, 2023

Introducing EVs and the DC Hazard

As the electric vehicle (EV) market continues to grow, so does the importance of understanding the potential hazards associated with direct current (DC) electrical systems. That’s why Tyndale is proud to launch our new educational series, EVs and the DC Hazard. Whether you are a battery manufacturer, work in battery […]

May 9, 2023

The Rise of Electrification: OSHA’s Revisiting of Arc Flash Guidance

Update: new OSHA guidance to close this gap in arc flash protection is pending. See the latest update here. Tyndale’s Rise of Electrification series highlights the growing demand for electricians in the United States. In parts one and two, we discussed the significance of this trend and its implications for […]

April 26, 2023

The Rise of Electrification: How it’s Transforming the Job Market for Electricians

Welcome to The Rise of Electrification, a three-part series that explores the current state of electrification in the US and studies several key impacts of the growing demand for electricity both now and in the near future. The world is currently in the midst of an electrification revolution. Electrification refers […]

December 2, 2022

Arc Ratings for FR Clothing: What is the Difference Between ATPV and EBT?

To better understand arc ratings – what they are and the difference between the two ways they are measured – we define them below and link back to Tyndale’s Arc Week Season 3, which covers the science behind all things arc flash. What is an Arc Rating? Simply put, an […]

September 2, 2022

Arc Week Season 3, Ep. 5: Shooting Down the Myth of “De-energized Work”!

If you’ve ever said the words, “we don’t work energized”, or heard those words, this episode is a must watch. To shoot down the myth of de-energized work, tune in to hear from four industry experts as they explain why, for commercial and industrial electricians and electrical workers in other […]

September 1, 2022

Arc Week Season 3, Ep. 4: Who Wins in a Dog Fight? ATPV vs. EBT Explained

In Episode 3, we went behind the scenes at the arc flash testing lab, Kinectrics, to see great balls of fire, better known as arc flashes. There we demonstrated exactly what happens to flame resistant (FR) fabric when an arc flash takes place and covered how to determine the arc […]

August 31, 2022

Arc Week Season 3, Ep. 3: Great Balls of Fire – Live at the Arc Ratings Lab

We’re taking you on a journey to spend a day in the arc ratings lab, and what better way to do it than to take you to the facility that makes it all happen? Kinectrics is the world’s leader in life cycle management for the electric utility industry, and where […]

August 30, 2022

Arc Week Season 3, Ep. 2: Return to the Danger Zone – Determining Arc Flash Energy Part 2

In today’s episode, we’re diving right in to the three remaining variables that determine arc incident energy level. Watch the video below, featuring your Arc Week host, Scott Margolin as he explains what fighter jets, shark teeth, and shark feeding zones have in common with cycle time, arc gap, and […]

August 29, 2022

Arc Week Season 3, Ep. 1: Welcome to the Danger Zone – Determining Arc Flash Energy Part 1

Arcs are clearly dangerous, but the question is, how dangerous? How do we determine how big a given arc, at a given set of energies, out of a given piece of equipment will be? What is arc incident energy? Arc incident energy is the potential magnitude of an arc flash. […]

August 24, 2022

From the Bottom Up: Arc Week Season 3

It’s that time of year again, Arc Week Season 3 is here and filled with content you won’t want to miss, plus references to a movie some might consider Tom Cruise’s best work. As we dive into the danger zone, Scott Margolin, your Arc Week Host and Tyndale’s VP of […]

November 16, 2021

The Dangers of Improper Wear: Episode 11 – Flammable Contaminants

You’re wearing the right PPE, and you’re wearing it properly – tucked, button, layered appropriately, etc. – what can go wrong? Well, if you’re exposed to a flammable substance, and your PPE is contaminated with such a substance, you are at risk of injury in the event of an arc […]

November 12, 2021

Can Arc Ratings Be Added to Calculate Protection?

Tyndale-made arc-rated and flame resistant (AR / FR) garments feature an external label to indicate the garment’s protective ratings. These ratings explain two critical pieces of information about your AR / FR clothing: The Calorie Rating (CAL) – the level of protection the garment delivers The PPE Category (CAT) – […]

November 9, 2021

The Dangers of Improper Wear: Episode 10 – Non-FR Hoodie Over AR/FR Clothing

If you’ve ever been tempted to reach for a non-FR hoodie to wear over your AR / FR to the jobsite on a chilly morning, you’re not alone: unfortunately, this mistake is common – especially in fall and spring, when it tends to be chilly in the morning and warms […]

November 2, 2021

The Dangers of Improper Wear: Episode 9 – The Chimney Effect

On the jobsite, head to toe coverage is critical for complete, lifesaving protection. In Episode 4 of The Dangers of Improper Wear – Untucked AR / FR Shirts, we looked at Flash Fire and Arc Flash Safety Standards to confirm that YES, you should always tuck in your arc-rated and […]

September 28, 2021

The Dangers of Improper Wear: Episode 8 – Why a Partially Unbuttoned AR Shirt May Not Fully Protect

Join our host, Scott Margolin, as he uncovers the consequences of failing to fully button your arc-rated or flame resistant (AR/FR) shirt. Improperly wearing your AR / FR clothing could be the difference between injury or leaving the jobsite safely if exposed to an arc flash or flash fire hazard. […]

September 21, 2021

The Dangers of Improper Wear: Episode 7 – Missing the AR Garment and Hazard Match

The common theme in our Dangers of Improper Wear series is ensuring that the garments you put on each day are worn properly and provide adequate protection against the hazards you face at work. Whether you’re faced with potential flash fire or arc flash hazards, wearing protective gear properly could […]

September 7, 2021

The Dangers of Improper Wear: Episode 5 – Non-AR Outerwear Over CAT 2 Garments

In today’s episode, we’re looking at the consequences of wearing flammable outerwear over AR garments. In this case, a flammable high-visibility vest and jacket over CAT 2 arc-rated (AR) dailywear. The video below graphically shows the consequences of wearing flammable clothing over quality AR clothing. So, be sure to watch […]

August 31, 2021

Dangers of Improper Wear: Episode 4 – Untucked AR/FR Shirts

Are You Required to Tuck-in Your AR / FR Shirt? The answer is YES, you should always tuck-in your arc-rated and flame resistant (AR / FR) shirts. We’ll show you why it’s so important in this week’s episode from our Dangers of Improper Wear series. Watch the video below for […]

August 27, 2021

Arc Week Season 2, Ep. 5: Respect Your Environment – Swimming with Sharks and Working with Arcs

In this episode, our host Scott Margolin, Vice President of Technical, is on location in Jupiter, Florida, where he’s joined by arc flash experts Hugh Hoagland of ArcWear and Kinectrics, Rich Gojdics of Enespro PPE, and Jason Iannelli of the Electrical Training Alliance (ETA) and International Brotherhood of Electrical Workers […]

August 26, 2021

Arc Week Season 2, Ep. 4: Famous Sharks & Arcs Through History

In this episode, Special guest Duane Siders, Chief Revenue Officer at National Safety Apparel (NSA), joins Tyndale’s Scott Margolin to look back at some of the most famous arcs in history – and how far we’ve come. But not before we look back at some of the most famous sharks […]

August 25, 2021

Arc Week Season 2, Ep. 3: “You’re Gonna Need a Bigger Boat” – CAT 3 & 4 Arc Flash Suits

So far, we’ve taken a look at PPE for CAT 1 & 2 tasks and layering for hazards above CAT 2 (from 8-20 cal/cm2). Today, our host Scott Margolin is joined by special guest Rich Gojdics, Vice President of Business Development at Enespro PPE, to answer frequently-asked questions about PPE […]

August 24, 2021

Arc Week Season 2, Ep. 2: Hidden Dangers – 3 Things to Know About Layering Above CAT 2

In both shark diving and industrial electrical work, risks exist on a scale. As we learned in Episode 1, when we recognize a greater hazard, we must increase our personal protective equipment (PPE) – including our arc-rated (AR) clothing system and other PPE – accordingly. For hazards above CAT 2 […]

August 23, 2021

Arc Week Season 2, Ep. 1: Shark-Rated vs. Arc-Rated – Matching PPE to the Hazard

Today, we’re taking a deep dive on personal protective equipment (PPE): Do I need it? When? What PPE do I need, and how do I match it to the hazard? Believe it or not, swimming with sharks can tell us a lot about PPE for working with arcs and how […]

August 20, 2021

Do Zippers and Buttons Factor into Ebt Ratings?

Thanks to everyone who submitted questions to be answered in our FR FAQ series. The question we’re answering today was submitted by Charlie S. from Pennsylvania, who asks: What effect do zippers and buttons have on arc ratings, specifically break open ratings? As you may know, there are two ways […]

August 19, 2021

Diving Deeper: Arc Week Season 2

Arc Week is back, and better than ever. This year, we’re taking the action to new depths; throughout the week we’ll be joined by a number of industry experts, who will share their expertise with us. And, at the end of the week, they’ll all join us for an actual […]

August 17, 2021

Dangers of Improper Wear: Episode 3 – Non-FR Meltable Bras

As part of our Improper Wear series, we’re looking at meltable base layers – which includes non-FR under shirts and anything else you might wear under your arc rated and flame resistant (AR / FR) shirt(s), such as a bra. The manikin shown in the video below is wearing a […]

August 10, 2021

Dangers of Improper Wear: Episode 2 – Base Layers Should Not Melt!

Streetwear base layers are usually constructed from popular, man-made fabrics such as nylon, polypropylene, or spandex. When wearing these fabrics underneath arc-rated and flame resistant (AR / FR) clothing, you are at risk of serious injury, and we’re going to tell – and show –you why. When exposed to the […]

July 27, 2021

Dangers of Improper Wear: Arc Flash

Mistakes happen. But mistakes made when it comes to how you wear your arc-rated and flame resistant (AR / FR) clothing can mean the difference between walking away from an accident and being seriously injured – or worse – in such an event. Follow our Dangers of Improper Wear series […]

July 23, 2021

How Does Tyndale Create Live Arc Flash Demonstrations?

Tyndale is known for being a leading provider of arc-rated and flame resistant (AR / FR) clothing. Did you know we also perform live arc flash testing to ensure the FR garments we sell perform as expected under real-world conditions? In today’s FR FAQ, we explore why and how Tyndale […]

June 15, 2021

How It’s Tested: Episode 20 – ASTM F2621, Arc Flash Ensemble Testing

Before they’re offered for sale in the marketplace, arc-rated (AR) garments and Personal Protective Equipment (PPE) are tested individually to assess their performance and ensure they deliver the arc flash protection that’s needed to keep workers exposed to arc flash safe. But, if you’re involved in specifying and purchasing that […]

June 8, 2021

How It’s Tested: Episode 19 – ASTM F2178, Arc-Rated Eye and Face Protection

If you work alongside the arc flash hazard, chances are you’re used to wearing a balaclava and face shield – particularly when you’re completing PPE category (CAT) 1 and CAT 2 work. Have you ever wondered how these items are tested, or what standard ensures these items – as well […]

March 26, 2021

Does a Non-FR Base Layer Count Toward Arc Rating?

Questioning whether or not your non-flame resistant (non-FR base layer counts towards a system arc rating? This blog post gives you the answer and helps you determine the proper garments to wear as a base layer when calculating a layered arc rating. The answer is no – a non-FR base […]

February 23, 2021

How It’s Tested: Episode 7 – ASTM F1959, The Arc Rating Test

As we learned in previous How It’s Tested episodes, ASTM F1506 establishes minimum performance requirements for flame resistance, arc rating, and mechanical durability, using two main tests and a series of smaller test to identify fabrics that comply. In this post, we’re concentrating on one of the two main tests […]

February 16, 2021

How It’s Tested: Episode 6 – ASTM F2621, The Half Manikin Test

Welcome to a new episode in our How It’s Tested series. Last week, we put a lens on the ASTM F1506 mechanical tests which are used to ensure fabric has the strength it needs to reliably deliver the arc flash protection you trust with your life. Today’s episode focuses on […]

February 9, 2021

How It’s Tested: Episode 5 – ASTM F1506, Part 2: The “Gut Check” for AR Clothing

If you work alongside an arc flash hazard each day, you’ve got guts. Your electric arc protection should too! That’s where ASTM F1506 comes in: it identifies arc-rated flame resistant (AR / FR) fabrics with the right performance properties to be worn for arc flash protection. In our last post […]

February 2, 2021

How It’s Tested: Episode 4 – ASTM F1506, Part 1: The Big Two Tests for Arc Protection

One of the main standards for arc flash-protective clothing is ASTM F1506, Standard Performance Specification for Flame Resistant and Electric Arc Rated Protective Clothing Worn by Workers Exposed to Flames and Electric Arcs. But don’t be distracted by its long formal name. Known more commonly as “the Arc Standard” or […]

January 19, 2021

How It’s Tested: Episode 2 – The Vertical Flame Test, Straight Up

The Vertical Flame Test, ASTM D6413, determines whether a fabric is flame resistant or not, which makes it the test when it comes to arc rated and flame resistant (AR / FR) apparel. It’s important to note that there are other “flame resistance” tests in the market but ASTM D6413 […]

October 23, 2020

How Do I Determine a Safe Layered Arc Rating?

If you’re a frequent wearer of AR / FR clothing, you are familiar with what a garment’s arc rating means. If you’ve wondered how you can simply and easily increase your protection, the answer is layering. Layering is a powerful tool to achieve the protection you need with the comfort […]

August 14, 2020

Arc Week Season 1, Ep. 5: Arc Attack Files

Though Arc Week is meant to be interesting and unique, arc flash incidents are deadly serious and the real world implications of “swimming in dangerous waters” without the right PPE are severe. So far our series has focused on “arc bites” on manikins in the lab, but arcs happen to […]

August 13, 2020

Arc Week Season 1, Ep. 4: When Arcs Attack; Defending Yourself from an Arc

Sharks are miraculous hunters, but they’re nowhere near as dangerous to humans as TV and movies would have you believe. The fact is, electric arcs injure more people each year in the United States than sharks do – and usually more severely. Interestingly, almost none of the shark attack injuries […]

August 12, 2020

Arc Week Season 1, Ep. 3: Arc Infested Work Zones – Your Lifeguard is NFPA 70E

In his free time, Vice President of Technical Scott Margolin has spent 30 years diving with some of the world’s most dangerous sharks. But even after all of those successful encounters, Scott would never enter the waters without taking all relevant safety measures and working with the best dive guides […]

August 11, 2020

Arc Week Season 1, Ep. 2: Arc Bites – Inside an Arc Rating

When planning to dive with sharks, the size, species, and number of sharks – as well as the possible dive conditions – determine the type and amount of PPE you’ll need to wear. The higher the risk of the dive, the more PPE you need to wear. The same is […]

August 10, 2020

Arc Week Season 1, Ep. 1: Great White Arcs Caught on Camera

Just as you wouldn’t swim with Great Whites without a shark cage, you don’t want to be caught THIS close to an arc without the right PPE. But you don’t have to simply take our word for it – sometimes seeing is believing. The arc rating standard is an excellent […]

August 4, 2020

Dive In: Arc Week Season 1

What do sharks and electric arcs have in common? Join us to find out! This summer, the tides have washed in unprecedented world events and stressors that have been felt by one and all. Tyndale presents Arc Week: a week-long educational look at the world of arc flash hazards through […]

June 12, 2020

What is the Impact of an Arc Flash?

For most people, going to work doesn’t involve being exposed to serious hazards. However, if you are a utility worker performing certain essential job functions, you are exposed to arc flash hazards on a regular basis. Companies are responsible for providing extensive safety training and workers are required to abide […]

February 20, 2020

How Well Does Tyndale’s Versa Line Perform During An Arc Flash?

Tyndale recently debuted our new clothing line, The Versa Collection. This line of Tyndale-made FRC focuses on comfort and style while delivering the safety and performance you expect to keep you safe on the job. Curious to know how this contemporary line of FR clothing fared during a real-word arc […]

February 7, 2020

What Does Arc Flash Testing Look Like? An Introduction to Tyndale’s Newest Video Series

We believe seeing is believing. That’s why we continually invest in real world demonstrations to visualize why wearing arc-rated flame resistant clothing – and wearing it properly – matters. As part of this commitment, we are pleased to share our latest Arc Flash Video Series. These test videos display the […]

November 12, 2019

Tyndale Returns to KEMA for More Live Arc Flash Testing

Nothing drives home the importance of wearing arc rated, fire resistant (AR/FR) clothing on the job than seeing what happens when non-FR clothing is subjected to an actual arc flash. Back in 2017, Tyndale broke new ground by hosting, along with Westex, an utterly unique event at the KEMA – […]

November 1, 2019

What is a Risk Assessment?

When approaching a new project and determining what work is involved, it is important to perform a risk assessment. “Risk assessment” is a term used to describe the overall process or method where you: Identify hazards and risk factors that have the potential to cause harm. This is known as […]

August 16, 2019

How is an Arc Rating Derived?

Wearing arc-rated and flame resistant (AR / FR) clothing is critical in the event of an arc flash because it will not ignite and continue to burn, which is what causes most of the catastrophic injuries and fatalities. AR / FR clothing also performs an important second function: insulating you against the […]

July 11, 2019

July 11, 2019

How to Read an Arc Rating Report

When you face arc flash hazards on the job, it’s essential to choose arc rated, flame resistant garments that offer you sufficient protection against the risk. In most cases, you use an Arc Rating or CAT level to determine which garments will protect you from the level of hazard present […]

January 15, 2019

Everything You Need for CAT2 Protection – From Salisbury

Tyndale is your one-stop shop for the arc-rated and flame resistant (AR / FR) protection you need to stay safe on the job. We offer the broadest selection of quality, comfortable daily wear and task-based PPE in the industry – from our own line, which includes a full range of […]

October 25, 2018

What is Arc Rated?

One common question we receive is “what is arc rated?” As it applies to flame resistant (FR) garments and personal protective equipment (PPE), arc rated means that the material has been tested for exposure to an electrical arc and assigned a value according to its performance. We’re here to provide […]

October 8, 2018

What Is a Calorie?

This article has been updated. Read the latest version here → The simplest answer to the question posed above is that a calorie is a unit of heat energy. Specifically it is the amount of heat energy required to raise the temperature of one gram of water 1 degree Celsius. […]

September 26, 2018

What is a CAT Rating?

Arc rated flame resistant (AR/FR) garments are required to have labels that clearly announce the level of protection they provide. One rating that appears on these garments is the CAT rating, short for PPE CATegory. The CAT rating tells wearers at a glance the category of protection the garment provides […]

September 5, 2018

What Does an Arc Flash Injury Actually Cost Your Business?

So far we’ve looked at all the various costs an arc flash event can generate and just how often such events occur. Now we’d like to explore the economic impact an arc flash injury can have on your business. By far the greatest cost of any arc flash injury or […]

August 27, 2018

How Common are Arc Flash Incidents?

In our last post, we took a broad overview of the various costs associated with an arc flash event. But how often do arc flashes, let alone related injuries or death, actually occur. Many managers and owners justify their decision to not provide workers with arc rated, flame resistant (AR/FR) […]

August 15, 2018

The Many Costs of an Arc Flash Incident

Being caught in an arc flash incident can result in devastating primary costs on an unprotected worker. At best, an employee’s life and that of their family is turned upside down as they undergo a long, painful recovery and rehab process. At worst, a family is left coping with the […]

August 13, 2018

Surviving and Thriving After an Arc Flash

Tyndale learned of Brandon’s story and was impressed with his commitment to promoting safer work practices among electrical workers. We invited him to our headquarters and have since partnered with him on several occasions to widen the reach of his message. We last profiled Brandon in early 2018 – read […]

June 21, 2018

Witness the Power of an Arc Flash

Tyndale, in cooperation with Westex by Milliken, recently held an educational event at KEMA Laboratories in Chalfont, Pennsylvania. In the morning, invited guests attended seminars by industry experts on topics such as safe work practices, changes to NFPA 70E, and how science is the key to FR safety, as well […]

April 16, 2018

The Risk of Not Wearing Proper PPE

This is the final post in a four-part series exploring factors that could contribute to an arc flash incident, based on the experience of arc flash survivor and safety advocate, Brandon Schroeder. In the first three posts in the series, we talked about behavioral and company culture-related factors that could […]

March 26, 2018

The Risk of Prioritizing Productivity Over Safety

This is the second post in a four-part series exploring factors that could contribute to an arc flash incident, based on the experience of arc flash survivor and safety advocate, Brandon Schroeder. In our first blog post, you read about how Brandon Schroeder’s years of experience led to risky behavior […]

February 9, 2018

Don’t Risk It! An Arc Flash Survivor Speaks Out.

On August 24, 2011, Brandon Schroeder was working on a job site handling an electrical task that he had performed without incident dozens of times before. Only this time, things didn’t go according to plan – and Brandon was caught in the blast from a massive arc flash. Brandon suffered […]

December 27, 2017

What is Arc Flash Analysis?

If you wear arc-rated (AR) clothing and personal protective equipment (PPE) with a protective rating higher than a possible arc is likely to have, you can ensure you won’t be burned in the event of an arc flash. But how do you know what incident energy is possible, so you […]

November 29, 2017

How Hot is an Arc Flash?

An arc flash event poses significant danger to anyone working on or near energized electrical equipment. An electrical fault, or short-circuit, can result in an enormous release of energy, with potentially deadly heat and molten metal projecting outward for significant distance at high speeds. How much heat, exactly? Well, if […]

November 14, 2017

What are the Main Causes of an Arc Flash?

If you work with energized electrical equipment, you’ve probably heard of an arc flash. And, with some estimates showing thousands of arc flash incidents per year, you may have even seen this deadly hazard on the job. While wearing arc-rated (AR) clothing is an integral part of protecting yourself against arc […]

October 27, 2017

Which Type of Arc Rating Best Measures Protection?

The evidence is clear, arc-rated (AR) clothing saves lives! In the event of an arc flash, AR clothing does not ignite, and they insulate you against the hazard so that you’re not burned through the fabric. As we saw in our last post, ASTM F1959, Standard Test Method for Determining the Arc Rating of Materials […]

October 9, 2017

What is an Arc Rating?

Arc-rated (AR) clothing is critical in the presence of an arc flash hazard because it will not ignite and continue to burn. This can save your life! AR clothing also performs a second function, insulating you against the hazard so that you’re not burned through the fabric. But what is an arc rating, […]

October 3, 2017

What is an Arc Flash?

Anyone working on or near energized electrical equipment needs to be very aware of the risks associated with an arc flash – and take the necessary precautions to protect themselves. Failure to do so can result in severe injury or death. An arc flash is a sudden release of energy […]

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A Solution for Every Company Size

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Industry Insights

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Watch Tyndale, Ariat & PBR Stars

Visit a Store

Get Started

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Protective Boots

By Wearer Count:

A Solution for Every Company Size

Industries

Hazards

Technical

Videos

Industry Insights

Customer Support

Watch Tyndale, Ariat & PBR Stars

Visit a Store

Get Started

Careers With Tyndale