For a business that operates in hazardous environments, equipment and employees consistently experience the threat of potential explosions occurring if safety precaution implementation is inaccurate. For this reason, lighting is an integral part of any business, and understanding how Ex-proof lighting will work in hazardous environments is crucial. Additionally, for any company that operates in hazardous areas, it’s imperative to use Explosion-Proof lighting. By utilizing Ex-Proof lighting, you lower the risk of explosion because caused by dangerous gases like Propane and Methane.
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You’ll find that several sectors such as oil refineries, chemical plants, food processing industries, and mines utilize Ex-Proof lighting. And, Standard lighting falls short of overcoming the unique challenges when operating in hazardous areas.
The designation ‘explosion proof’ doesn’t mean that the lighting fixture will survive explosions or fires fully intact. Instead, it means the light’s design contains sparks that would otherwise cause fire or explosion in confined spaces.
The lighting fixture encases inside a thick frame with extremely robust lenses. Additionally, the case creates a blockage between sparks and other ignition sources like flammable dust, fibers, or vapors that might exist in the environment upon the installed light fixture. Thicker lenses and frames with complex blockages contribute to a more durable and stronger lighting fixture.
Due to the robust design of , the risk of explosions and ignitions occurring are extremely low. As a result, the lighting significantly improves the safety of employees working in hazardous locations as well.
The primary benefit of using Explosion-Proof LED lights over traditional lighting is the energy-efficiency. Specifically, Explosion-Proof LED lights typically consume 90 percent less energy than standard fixtures. The durability of these lights means that they’ll continue to work at their original level of illumination for about 50,000 hours. In some cases, they even last 100,000 hours despite continuous use. Durability and better efficiency reduce maintenance and operating costs.
Installing Explosion-Proof lighting reduces explosive risks by preventing the ignition of flammable gases and vapors in enclosed environments. More importantly, the National Electric Code or the NEC, published by the National Fire Protection Association (NFPA), mandates all lighting equipment used in hazardous locations to be explosion-proof.
Below are Explosion-Proof classifications specifying the environmental and safety hazard requirements.
Class I, Division 1 area encompasses the combination of Zone 0 and Zone 1 areas.
Zone 0 locations of high concentrations of combustible gases, vapors, dust, or liquids always present for long periods during operations.
Zone 1 locations might have combustible gases, vapors, dust, or liquids present at any time during normal operations.
Class I, Division 2, or Zone 2 are locations that do not have combustible by-products during normal operations. However, concentrations might be present under abnormal conditions, such as sudden leaks. As a general guide, those abnormal conditions should not exceed 10 hours a year.
Non-hazardous or Unclassified locations are classified as neither Class I, Division 1 or Division 2, Zone 0, Zone 1 or Zone 2, or any combination. For instance, aerosol sprays used in commercial or residential areas might have flammable gases, but they are still considered low risk to cause an explosion.
Lighting is an essential component of any workspace, especially hazardous environments. Appropriate lighting solution is crucial for maintaining safety and preventing accidents. Whether you are outfitting an industrial facility, a chemical plant, or an oil refinery, selecting the correct hazardous lighting is paramount. So before making a purchase, let us share the five vital factors to consider to ensure you choose an appropriate lighting solution.
Learn More: Everything You Need to Know About Explosion Proof Lighting
Factor #1: Hazardous classification of the installation location
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Hazardous work environments are typically classified into different zones based on the likelihood and frequency of the presence of flammable substances. Zone 0 areas are the most critical, followed by Zone 1 and Zone 2, respectively. Therefore, Zone 0 has higher specification requirements than Zones 1 and 2, and Zone 1 has more stringent criteria than Zone 2.
All explosion-proof light fittings intended to be installed in hazardous areas must adhere to this classification system. So as you can see, there is no one-size-fits-all approach to explosion-proof lighting. The ideal lighting solution will depend on the specific hazardous classification of your work environment. Understanding this information will help guide you in choosing light fixtures that meet the necessary safety standards of your workplace.
Factor #2: Power consumption
At the end of the day, all businesses aim to reduce costs and maximise profits. Opting for energy-efficient explosion-proof LED lighting can help you achieve this goal thanks to its low power consumption. As a result, you require less energy to power your light fixtures, resulting in decreased operational costs.
LED light fixtures also emit less heat, making them suitable for use in hazardous environments where excessive heat can pose a risk. A piece of advice: always consider the lumen output to ensure the lighting fixture provides adequate illumination for the specific installation area.
Factor #3: Maintenance considerations
Maintenance is an unavoidable aspect of electronics. Even high-quality explosion-proof light fittings require minor servicing from time to time. However, you would want to minimise downtime to reduce associated costs. So look for fixtures that are easy to access and maintain.
Other factors to consider include accessibility for cleaning, lamp replacement frequency, and the availability of spare parts. Investing in quality hazardous lighting fixtures with durable and high-quality components, like LED technology, will contribute to a longer lifespan and reduce the need for frequent maintenance.
Factor #4: Wiring requirements
The wiring requirements for hazardous lighting usually differ from standard lighting setups. The former is a more complicated process, as they must be adequately shielded to prevent potential accidents and mechanical damage. For example, the wiring will require some form of an intrinsically safe barrier surrounding it for added protection. Please keep in mind that light fitting with higher energy consumption will need more robust wire protection.
Factor #5: Price
Of course, the last thing you want is to exceed your budget. However, it also does not mean you should go straight for the cheapest option. Instead, when comparing prices, ensure you evaluate the overall value of the explosion-proof light fittings, including their features, performance, and durability.
While cheaper options may appear appealing initially, they may lack the necessary certifications and quality standards required for your specific hazardous environment. Therefore, it is crucial to strike a balance between affordability and reliability by selecting appropriate lighting solutions that meet your budget and safety requirements.
When purchasing hazardous lighting, thorough consideration is necessary before purchase to ensure the safety and efficiency of your lighting system. By taking what we shared into account, you can make a more informed decision, fostering a well-lit work environment that promotes productivity while safeguarding personnel.
If you seek quality hazardous lighting solutions, look no further than Supermec. We are committed to ensuring our products meet all safety requirements within the workplace. With a comprehensive selection of explosion-proof light fittings and flameproof lights, we are confident you will find a product that best suits your needs. Do not hesitate to visit our website today to view our extensive catalogue.
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