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Intrinsic Safety is a unique concept in hazloc. This means the energy levels are below ignition energy level for a certain gas group. So basically even though there is a spark, it won't ignite the gas. Follow for more Hazloc related posts and feel free to contact us for consulting. #oilandgas #oil #gas #Intrinsicsafety #ATEX #Hazloc

Hazardous location safety can be summarized to "Prevent Ignition". The hazardous substances like explosive gas or dust can be ignited if exposed to energy like spark, thermal. Many protection concepts have been standardized to prevent the ignition as following: 1. Ex d – Flameproof Enclosure Concept: Equipment is built to withstand an internal explosion without allowing the flames or hot gases to escape, thereby preventing an external ignition. Applicable Standards: IEC 60079-1, UL 1203 2. Ex e – Increased Safety Concept: This method prevents arcs, sparks, and excessive heat by improving the safety of electrical components. Applicable Standards: IEC 60079-7, UL 121201 3. Ex i – Intrinsic Safety Concept: Limits the energy available within the device so that it cannot create an explosion, even if a fault occurs. Types: Ex ia: Can be used in Zones 0, 1, and 2 (highest protection). Ex ib: For Zones 1 and 2. Ex ic: For Zone 2 only. Applicable Standards: IEC 60079-11, UL 913 4. Ex p – Pressurization/Purging Concept: Maintains a protective gas inside the enclosure, which prevents flammable gases or dust from entering. Types: Ex px: Suitable for Zones 1 and 2. Ex pz: For Zone 2 only. Applicable Standards: IEC 60079-2, UL 60079-2 5. Ex m – Encapsulation Concept: Encases electrical components in a solid resin or compound to prevent hazardous material from coming into contact with ignition sources. Types: Ex ma: Safe for Zones 0, 1, and 2. Ex mb: Safe for Zones 1 and 2. Applicable Standards: IEC 60079-18, UL 60079-18 6. Ex o – Oil Immersion Concept: Critical parts of the equipment are submerged in oil to prevent exposure to hazardous gases. Applicable Standards: IEC 60079-6 7. Ex q – Powder/Sand Filling Concept: Equipment is filled with sand or powder, which quells arcs or sparks and prevents the ignition of hazardous atmospheres. Applicable Standards: IEC 60079-5 8. Ex n – Non-Sparking Protection Concept: Prevents sparks in normal operation and limits temperatures, typically for less hazardous environments (Zone 2). Types: Ex nA: Non-sparking. Ex nR: Restricted breathing. Applicable Standards: IEC 60079-15 9. Ex s – Special Protection Concept: Used for equipment that does not fit into any other specific category and requires additional testing and certification. Applicable Standards: IEC 60079-0 Follow to learn more about hazardous location safety. #Hazloc #IEC #IECEx #IEC60079 #flameproof #intriniscsafety #encapsulation #UL #Intertek #Exveritas #FM #SGS #TUV

What is a Hazardous Location (HazLoc)? Hazardous locations (HazLoc) refer to areas where fire or explosion risks exist due to flammable gases, vapors, dust, or fibers in the environment. These locations are commonly found in industries like oil & gas, chemical processing, and manufacturing. There are two main classification systems for HazLoc: 1. Class & Division (North America): Defines areas by the type of hazard (Class) and frequency of occurrence (Division). 2. Zone System (IECEx, ATEX): Uses a Zone system to identify the likelihood and duration of the hazardous substance being present. Safety in HazLoc environments is critical, requiring specific equipment, certification, and installation standards to prevent accidents and protect lives. #Hazloc #Flameproof #Intrinsicsafety #IECEx #IEC #UL #Intertek

Hazardous location standards also require your product to be evaluated to ordinary location standards. Example: Hazardous Location: UL121201 Ordinary location: UL 61010 #Hazloc #UL #Intertek #Nemko #TUV #UL121201 #Oil #Refinery

IECEx vs ATEX ? #IECEx is a certification scheme followed worldwide and is a parent scheme for all other country/region based schemes for hazardous location. #ATEX is one such child scheme for use in hazardous location in #Europe. Both follow same standards numbering, like #IEC60079-11 and #EN60079-11. Questions? Visit www.hazloclabs.com

IP vs. Type Ratings: What’s the Difference? IP Ratings (Ingress Protection): These are internationally recognized ratings (e.g., IP67) that describe the level of protection an enclosure provides against solids like dust and liquids like water. Type Ratings: These are mainly used in North America (e.g., Type 4X) and not only cover protection against dust and water but also include other environmental factors like corrosion, icing, and oil. Both ratings ensure your equipment is suited to its environment, but they apply to different standards and regions. #IPRating #IECEx #UL #CSA #Nemko #IEC60079

Intrinsic safety is a crucial protection method in hazardous locations, designed to prevent sparks or excessive heat that could ignite explosive atmospheres. By limiting the energy available to electrical circuits, intrinsic safety ensures that even in the event of a fault, the equipment remains safe. Key standards like IEC 60079-11 govern this approach globally, making it a preferred method for industries dealing with flammable gases, dust, or fibers. Intrinsic safety is not just a requirement—it's a smart choice for protecting both people and assets in hazardous environments. #IntrinsicSafety #HazardousLocations #SafetyFirst #IEC60079 #Engineering #hazloclab

So why to even certify a product? Because the client in hazardous locations won't buy your product. ?? And your certified product is like a guarantee that it would not explode a plant/refinery. https://lnkd.in/gb2wHJHh 10X Faster Hazloc Design Consulting. Send us a message.

Ever wondered what "Class" and "Division" mean in hazardous locations? Class defines the type of hazardous substance: Class I: Flammable gases or vapors Class II: Combustible dust Class III: Ignitable fibers or flyings Division tells you the likelihood of the hazard: Division 1: Hazard present during normal operations Division 2: Hazard only in abnormal conditions Understanding these classifications is crucial for selecting the right equipment and ensuring safety in explosive atmospheres. ?? We at Hazloclabs are here to help you with design consultation. https://lnkd.in/gb2wHJHh #Hazloclabs #SafetyFirst #HazardousLocations #ElectricalEngineering #UL #IECEx #Intertek