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Hazardous Location Lighting Guide

Author: CC

Jul. 15, 2024

32 0 0

Hazardous Location Lighting Guide

Plenty of commercial facilities have areas where lighting fixtures can come into contact with hazardous materials. These can be flammable, combustible, or ignitable materials, gases, or vapors. These areas can be at risk of fire or even explosion if the lighting fixtures can&#;t withstand the abnormal conditions.

For more explosion proof lampinformation, please contact us. We will provide professional answers.

So, you definitely don&#;t want to make the wrong choices.

Selecting LED lighting specifically designed for hazardous locations is critical for the safety and security of both people and property. In this guide, we&#;ll walk through everything you need to know to recommend the right LED lights for hazardous location lighting.

What Types of Industries Require Hazardous Location Lighting?

It&#;s easy to identify some target industries. They work with flammable gases or vapors, flammable liquids, combustible dusts, ignitable fibers, or other substances. This is true of chemical plants, oil/gas refineries, and pulp and paper or steel mills. Any other manufacturing applications that involve high temperatures or combustible materials would apply as well.

Some companies have storage areas or other facilities that need hazardous location lighting, even if they&#;re not one of those common industries. For instance, wastewater treatment plants use liquid gas. Many agricultural products like flour are highly combustible. And even a seemingly &#;clean&#; facility where clothing is manufactured can generate dust fibers.

The good news is you don&#;t have to guess. There are industry standards that identify the abnormal conditions that call for hazardous location lighting.

What Industry Standards Apply?

To be sure the right lighting fixtures are used within hazardous settings, various industry groups and regulatory bodies have established standards.

  • The National Fire Protection Association (NFPA) is a nonprofit focused on fire, electrical and related hazards. Virtually every building, process, service, design, and installation is affected by NFPA&#;s 275+ codes and standards.
  • The NFPA codes related to electrical wiring and equipment are the S. National Electrical Code (NEC) and the Canadian equivalent, the Canadian Electrical Code (CEC). These codes classify risk levels for hazardous location lighting.
  • Finally, the Occupational Safety and Hazard Administration (OSHA) of the U.S. Department of Labor enforces regulations to ensure safe and healthy workplaces.

New and existing facilities need to operate in accordance with these codes, standards, and regulations. The NEC has created a classification system to identify when hazardous location lighting is needed.

What Environments Require Hazardous Location Lighting?

Both the NEC and CEC have adopted standards which classify risk levels for hazardous location lighting. These standards identify three broad classes based on what is present in the environment, and then groups for the type of material:

Class I: Locations where flammable gases/vapors are present in quantities that can ignite if they come into contact with open flames or electrical sparks:

  • Group A: Acetylene
  • Group B: Hydrogen
  • Group C: Ethylene
  • Group D: Propane

Class II: Locations where combustible dusts are present:

  • Group E: Metal Dusts
  • Group F: Carbonaceous Dusts
  • Group G: Non-Conductive Dusts (these include plastic, wood, grain, flour, etc.)
Class III: Locations where ignitable fibers are present.

: Locations where ignitable fibers are present.

Within these three classes, hazardous lighting locations are further broken down into two divisions. Each is based on the level of exposure of the hazardous material. For example:

  • Division 1: Ignitable elements are present regularly or at periodic times during normal operations, or they may be released with any regular maintenance or equipment malfunction.
  • Division 2: Ignitable elements are present but are contained and controlled with positive ventilation and other systems.

Of course, lighting fixtures are just one element of an electrical system. The facility will want to be sure their conduits and switches are also up to code. They should meet the standards of the highest-rated fixture installed. Otherwise, the whole system is out of compliance.

It&#;s also smart for customers to think ahead to how areas of the facility may be used in the future. A standard storage area could be used for chemicals or compressed gas at some point. It is better to err on the side of caution and specify hazardous location lighting now.

What if I'm Still Not Sure Which Class, Division and Group Applies?

When in doubt, reach out to the facility owner&#;s OSHA representative. On site inspection is one of their regular functions. They will be familiar with the facility and what activities occur there. They can help identify exactly what class, division, and group the hazards fall under, if any.

What&#;s the Risk of Using Standard Lighting Vs. Hazardous Location Lighting?

Lighting that isn&#;t designed for use in a hazardous location opens up the company to a number of risks and potential costs:

Health & Safety

The biggest risk is that of explosion or a fire. Fortunately, LED lights in particular have fewer components that can cause or ignite a fire when exposed to flammable gases or vapors.

When there is a fire in a lighting system, it often starts within the conduit system. Some conduits have been in plants forever. Those may have issues with moisture condensation. Shorting or arcing within the conduit system instantly transmits all the way down the line to the fixture. Fires or explosions from the wrong fixtures, conduits and switches can cause catastrophic damage to people and property.

Non-Compliance Fines

Non-compliance with standards can lead to stiff fines &#; but that&#;s just the beginning. If the wrong fixtures are installed, they will have to replaced with ones that meet code. Lights installed in hazardous locations must comply with OSHA, NFPA, or NEC/CEC standards by law. Companies caught with non-compliant lights in hazardous locations may even find themselves subject to lawsuits, which we don&#;t need to tell you can be very, very expensive.

Lessened Durability


Challenging environments call for lights that are sturdier. They need to be capable of standing up to hazardous materials while still providing as much light as possible. Even when there is low risk of fire or explosion, fixtures that are not designed to withstand hazardous locations are simply less durable. Over time they will require more frequent, costly replacement.

Litetronics Hazardous Location High Bay

A great way to avoid these problems altogether is to choose fixtures specifically designed for hazardous locations. For example, Litetronics&#; LED Hazardous Location High Bay is suitable for many hazardous settings and is approved for Class I, Division 2, Groups A, B, C, and D environments.

The fixture protects against possible power surges and sparks by securing all wiring within a sealed chamber and is corrosion-resistant with tempered glass for added durability. Litetronics&#; LED Hazardous Location High Bay is also IP66-rated to protect against the intrusion of dust, heavy seas, or powerful jets of water.

See for yourself in this video:

When selecting hazardous location lighting, you&#;ll want to be sure to choose a fixture that is suitable for the class, division, and group of your facility&#;s environment.

If you want to learn more, please visit our website explosion proof led lighting.

Hazardous locations aren&#;t the place to skimp on safety or standards. Litetronics&#; LED Hazardous Location High Bay delivers the utmost in energy efficiency, ensuring bright, cost-saving, and low-maintenance lighting that will support your customer&#;s high-hazard operations for years to come.

By: Archie Gambrel, Regional Sales Manager, Priority Solutions Group

Explosion Proof Lighting Fixtures

What is Explosion Proof Lighting?

When it comes to lights for hazardous locations, you won&#;t find a safer or more durable light fixture than explosion proof lights. Problem is, many people are often confused by what this label means, and if it&#;s an appropriate choice for their lighting needs. That&#;s what this post was made to address. Follow along as we explain exactly what explosion proof lighting is and what it&#;s used for in this handy guide to explosion proof light fixtures. 

What is an Explosion Proof Light?

An explosion proof light fixture is a light fixture that has been designed and manufactured to withstand an explosion without the blast compromising the fixture. Explosion proof lights are commonly used in industrial settings where gasses, vapors, heat, and other combustible materials are present, and are ideal for environments that are especially hazardous, where explosions are a real cause of concern. 

In addition to being both shatterproof and vapor tight, some explosion proof lights can also contain the blast&#;helping to prevent it from spreading into the area surrounding it. This makes them particularly useful for those who are concerned about preventing a total loss of any adjacent equipment (including other light fixtures) in the event of an accident. 

Are Explosion Proof Lights The Same As Vapor Tight Or Shatter Proof Fixtures?

Many people tend to conflate explosion proof lights with either shatter resistant or vapor tight fixtures, when they&#;re actually different types of lights. Vapor tight lights are lights that are sealed and gasketed to safeguard their internal elements from fumes, dust, and moisture. Shatterproof lights are lights made with shatter resistant lenses, made to stop the fixture from shattering on the chance that it&#;s exposed to high heat. 

While explosion proof light fixtures are both shatter proof and vapor tight, they also contain design elements that make them especially equipped for use in hazardous environments. As mentioned, explosion proof lights are designed to ensure they don&#;t initiate an explosion when exposed to high temperatures or arcing contacts. This makes them safe for use in areas where hazardous gasses and flammable materials are present, and where explosions are more likely to occur. 

What Makes a Light Explosion Proof?

While there are many different styles of explosion proof lights, all explosion proof light fixtures are generally constructed using the same common elements. These include:

Ultra-durable casing: explosion proof lights have a virtually unbreakable casing&#;that is, the enclosure that contains the fixtures&#;often with shatterproof tempered glass lens. 

Ignition-resistance: explosion proof lighting fixtures are vapor tight in the strictest sense of the term. With ultra airtight seals that keep out flammable materials like vapors, gasses, and fibers, they&#;re built to function safely and seamlessly in any kind of hazardous environment you put them in.

Thermal control mechanisms: Many explosion proof light fixtures are constructed to expel heat that may build up in the fixture. Design elements like copper free housings and double folded aluminum fins can help dissipate heat, further preventing combustion.

Explosion Proof Lighting Requirements

When it comes to buying explosion proof lights, it&#;s important to know that not all fixtures are the same. Just as an explosion proof light is a specific type of lighting fixture that&#;s ideal for certain types of locations, different hazardous locations also have different requirements for explosion proof lights. You&#;ll need to ensure that the fixture you buy meets the explosion proof lighting requirements of the hazardous area you intend to install them in.

Hazardous areas that require explosion proof lights fall into a combination of classes and divisions, based on the proximity and degree of various flammable materials in the vicinity of the occupying fixture. These classes/divisions include: 

Class I, Division 1 &#; An area where flammable concentrations of gasses, vapors or liquids are regularly present under normal operating conditions.

Class I, Division 2 &#; An area where flammable concentrations of gasses, vapors, or liquids exist within the atmosphere under abnormal operating conditions.

Class II, Division 1 &#; An area where flammable concentrations of combustible dust exist within the atmosphere under normal operating conditions.

Class II, Division 2 &#; An area where flammable concentrations of combustible dust exist within the atmosphere under abnormal operating conditions.

Class III, Division 1 &#; An area where easily flammable fibers or materials producing combustible residue or shavings exist within the atmosphere under normal operating conditions.

Class III, Division 2 &#; An area where easily flammable fibers or materials producing combustible residue or shavings exist within the atmosphere under abnormal operating conditions.

As you can see, there are many different classes that an explosion proof fixture type can be classified for and you&#;ll need to check to make sure the fixture you buy meets the class you need for your application. Feeling overwhelmed? Contact PrimeLights to talk to a friendly lighting expert who can recommend a fixture based on your specific lighting requirements. 

Get Your Explosion Proof LED Lighting Fixtures from PrimeLights

Are you looking for lighting fixtures that are explosion proof and energy efficient? 

PrimeLights is proud to offer the very best selection of explosion proof LED lights! Certified for use in all three explosion proof area classes and all divisions, as well as in wet and marine locations, they&#;re the brightest, most durable and energy-efficient explosion proof lights available anywhere. They&#;re perfect for nearly all kinds of hazardous lighting locations, including oil and gas refineries, chemical plants, power plants, laboratories, and fabrication workshops, among many others.

Need help finding the perfect fixture? Give us a call today to speak to PrimeLights team members who can help you select the best explosion proof lighting fixtures for your building requirements.

 

Hazardous Location Lighting Guide

Plenty of commercial facilities have areas where lighting fixtures can come into contact with hazardous materials. These can be flammable, combustible, or ignitable materials, gases, or vapors. These areas can be at risk of fire or even explosion if the lighting fixtures can&#;t withstand the abnormal conditions.

So, you definitely don&#;t want to make the wrong choices.

Selecting LED lighting specifically designed for hazardous locations is critical for the safety and security of both people and property. In this guide, we&#;ll walk through everything you need to know to recommend the right LED lights for hazardous location lighting.

What Types of Industries Require Hazardous Location Lighting?

It&#;s easy to identify some target industries. They work with flammable gases or vapors, flammable liquids, combustible dusts, ignitable fibers, or other substances. This is true of chemical plants, oil/gas refineries, and pulp and paper or steel mills. Any other manufacturing applications that involve high temperatures or combustible materials would apply as well.

Some companies have storage areas or other facilities that need hazardous location lighting, even if they&#;re not one of those common industries. For instance, wastewater treatment plants use liquid gas. Many agricultural products like flour are highly combustible. And even a seemingly &#;clean&#; facility where clothing is manufactured can generate dust fibers.

The good news is you don&#;t have to guess. There are industry standards that identify the abnormal conditions that call for hazardous location lighting.

What Industry Standards Apply?

To be sure the right lighting fixtures are used within hazardous settings, various industry groups and regulatory bodies have established standards.

  • The National Fire Protection Association (NFPA) is a nonprofit focused on fire, electrical and related hazards. Virtually every building, process, service, design, and installation is affected by NFPA&#;s 275+ codes and standards.
  • The NFPA codes related to electrical wiring and equipment are the S. National Electrical Code (NEC) and the Canadian equivalent, the Canadian Electrical Code (CEC). These codes classify risk levels for hazardous location lighting.
  • Finally, the Occupational Safety and Hazard Administration (OSHA) of the U.S. Department of Labor enforces regulations to ensure safe and healthy workplaces.

New and existing facilities need to operate in accordance with these codes, standards, and regulations. The NEC has created a classification system to identify when hazardous location lighting is needed.

What Environments Require Hazardous Location Lighting?

Both the NEC and CEC have adopted standards which classify risk levels for hazardous location lighting. These standards identify three broad classes based on what is present in the environment, and then groups for the type of material:

Class I: Locations where flammable gases/vapors are present in quantities that can ignite if they come into contact with open flames or electrical sparks:

  • Group A: Acetylene
  • Group B: Hydrogen
  • Group C: Ethylene
  • Group D: Propane

Class II: Locations where combustible dusts are present:

  • Group E: Metal Dusts
  • Group F: Carbonaceous Dusts
  • Group G: Non-Conductive Dusts (these include plastic, wood, grain, flour, etc.)
Class III: Locations where ignitable fibers are present.

: Locations where ignitable fibers are present.

Within these three classes, hazardous lighting locations are further broken down into two divisions. Each is based on the level of exposure of the hazardous material. For example:

  • Division 1: Ignitable elements are present regularly or at periodic times during normal operations, or they may be released with any regular maintenance or equipment malfunction.
  • Division 2: Ignitable elements are present but are contained and controlled with positive ventilation and other systems.

Of course, lighting fixtures are just one element of an electrical system. The facility will want to be sure their conduits and switches are also up to code. They should meet the standards of the highest-rated fixture installed. Otherwise, the whole system is out of compliance.

It&#;s also smart for customers to think ahead to how areas of the facility may be used in the future. A standard storage area could be used for chemicals or compressed gas at some point. It is better to err on the side of caution and specify hazardous location lighting now.

What if I'm Still Not Sure Which Class, Division and Group Applies?

When in doubt, reach out to the facility owner&#;s OSHA representative. On site inspection is one of their regular functions. They will be familiar with the facility and what activities occur there. They can help identify exactly what class, division, and group the hazards fall under, if any.

What&#;s the Risk of Using Standard Lighting Vs. Hazardous Location Lighting?

Lighting that isn&#;t designed for use in a hazardous location opens up the company to a number of risks and potential costs:

Health & Safety

The biggest risk is that of explosion or a fire. Fortunately, LED lights in particular have fewer components that can cause or ignite a fire when exposed to flammable gases or vapors.

When there is a fire in a lighting system, it often starts within the conduit system. Some conduits have been in plants forever. Those may have issues with moisture condensation. Shorting or arcing within the conduit system instantly transmits all the way down the line to the fixture. Fires or explosions from the wrong fixtures, conduits and switches can cause catastrophic damage to people and property.

Non-Compliance Fines

Non-compliance with standards can lead to stiff fines &#; but that&#;s just the beginning. If the wrong fixtures are installed, they will have to replaced with ones that meet code. Lights installed in hazardous locations must comply with OSHA, NFPA, or NEC/CEC standards by law. Companies caught with non-compliant lights in hazardous locations may even find themselves subject to lawsuits, which we don&#;t need to tell you can be very, very expensive.

Lessened Durability


Challenging environments call for lights that are sturdier. They need to be capable of standing up to hazardous materials while still providing as much light as possible. Even when there is low risk of fire or explosion, fixtures that are not designed to withstand hazardous locations are simply less durable. Over time they will require more frequent, costly replacement.

Litetronics Hazardous Location High Bay

A great way to avoid these problems altogether is to choose fixtures specifically designed for hazardous locations. For example, Litetronics&#; LED Hazardous Location High Bay is suitable for many hazardous settings and is approved for Class I, Division 2, Groups A, B, C, and D environments.

The fixture protects against possible power surges and sparks by securing all wiring within a sealed chamber and is corrosion-resistant with tempered glass for added durability. Litetronics&#; LED Hazardous Location High Bay is also IP66-rated to protect against the intrusion of dust, heavy seas, or powerful jets of water.

See for yourself in this video:

When selecting hazardous location lighting, you&#;ll want to be sure to choose a fixture that is suitable for the class, division, and group of your facility&#;s environment.

Hazardous locations aren&#;t the place to skimp on safety or standards. Litetronics&#; LED Hazardous Location High Bay delivers the utmost in energy efficiency, ensuring bright, cost-saving, and low-maintenance lighting that will support your customer&#;s high-hazard operations for years to come.

By: Archie Gambrel, Regional Sales Manager, Priority Solutions Group

Explosion Proof Lighting Fixtures

What is Explosion Proof Lighting?

When it comes to lights for hazardous locations, you won&#;t find a safer or more durable light fixture than explosion proof lights. Problem is, many people are often confused by what this label means, and if it&#;s an appropriate choice for their lighting needs. That&#;s what this post was made to address. Follow along as we explain exactly what explosion proof lighting is and what it&#;s used for in this handy guide to explosion proof light fixtures. 

What is an Explosion Proof Light?

An explosion proof light fixture is a light fixture that has been designed and manufactured to withstand an explosion without the blast compromising the fixture. Explosion proof lights are commonly used in industrial settings where gasses, vapors, heat, and other combustible materials are present, and are ideal for environments that are especially hazardous, where explosions are a real cause of concern. 

In addition to being both shatterproof and vapor tight, some explosion proof lights can also contain the blast&#;helping to prevent it from spreading into the area surrounding it. This makes them particularly useful for those who are concerned about preventing a total loss of any adjacent equipment (including other light fixtures) in the event of an accident. 

Are Explosion Proof Lights The Same As Vapor Tight Or Shatter Proof Fixtures?

Many people tend to conflate explosion proof lights with either shatter resistant or vapor tight fixtures, when they&#;re actually different types of lights. Vapor tight lights are lights that are sealed and gasketed to safeguard their internal elements from fumes, dust, and moisture. Shatterproof lights are lights made with shatter resistant lenses, made to stop the fixture from shattering on the chance that it&#;s exposed to high heat. 

While explosion proof light fixtures are both shatter proof and vapor tight, they also contain design elements that make them especially equipped for use in hazardous environments. As mentioned, explosion proof lights are designed to ensure they don&#;t initiate an explosion when exposed to high temperatures or arcing contacts. This makes them safe for use in areas where hazardous gasses and flammable materials are present, and where explosions are more likely to occur. 

What Makes a Light Explosion Proof?

While there are many different styles of explosion proof lights, all explosion proof light fixtures are generally constructed using the same common elements. These include:

Ultra-durable casing: explosion proof lights have a virtually unbreakable casing&#;that is, the enclosure that contains the fixtures&#;often with shatterproof tempered glass lens. 

Ignition-resistance: explosion proof lighting fixtures are vapor tight in the strictest sense of the term. With ultra airtight seals that keep out flammable materials like vapors, gasses, and fibers, they&#;re built to function safely and seamlessly in any kind of hazardous environment you put them in.

Thermal control mechanisms: Many explosion proof light fixtures are constructed to expel heat that may build up in the fixture. Design elements like copper free housings and double folded aluminum fins can help dissipate heat, further preventing combustion.

Explosion Proof Lighting Requirements

When it comes to buying explosion proof lights, it&#;s important to know that not all fixtures are the same. Just as an explosion proof light is a specific type of lighting fixture that&#;s ideal for certain types of locations, different hazardous locations also have different requirements for explosion proof lights. You&#;ll need to ensure that the fixture you buy meets the explosion proof lighting requirements of the hazardous area you intend to install them in.

Hazardous areas that require explosion proof lights fall into a combination of classes and divisions, based on the proximity and degree of various flammable materials in the vicinity of the occupying fixture. These classes/divisions include: 

Class I, Division 1 &#; An area where flammable concentrations of gasses, vapors or liquids are regularly present under normal operating conditions.

Class I, Division 2 &#; An area where flammable concentrations of gasses, vapors, or liquids exist within the atmosphere under abnormal operating conditions.

Class II, Division 1 &#; An area where flammable concentrations of combustible dust exist within the atmosphere under normal operating conditions.

Class II, Division 2 &#; An area where flammable concentrations of combustible dust exist within the atmosphere under abnormal operating conditions.

Class III, Division 1 &#; An area where easily flammable fibers or materials producing combustible residue or shavings exist within the atmosphere under normal operating conditions.

Class III, Division 2 &#; An area where easily flammable fibers or materials producing combustible residue or shavings exist within the atmosphere under abnormal operating conditions.

As you can see, there are many different classes that an explosion proof fixture type can be classified for and you&#;ll need to check to make sure the fixture you buy meets the class you need for your application. Feeling overwhelmed? Contact PrimeLights to talk to a friendly lighting expert who can recommend a fixture based on your specific lighting requirements. 

Get Your Explosion Proof LED Lighting Fixtures from PrimeLights

Are you looking for lighting fixtures that are explosion proof and energy efficient? 

PrimeLights is proud to offer the very best selection of explosion proof LED lights! Certified for use in all three explosion proof area classes and all divisions, as well as in wet and marine locations, they&#;re the brightest, most durable and energy-efficient explosion proof lights available anywhere. They&#;re perfect for nearly all kinds of hazardous lighting locations, including oil and gas refineries, chemical plants, power plants, laboratories, and fabrication workshops, among many others.

Need help finding the perfect fixture? Give us a call today to speak to PrimeLights team members who can help you select the best explosion proof lighting fixtures for your building requirements.

 

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