How to Choose Emergency Lighting System?

30 Jun.,2025

 

Let's Explore the Different Types of Emergency Lighting

When the power goes out unexpectedly, the last thing you want to worry about is finding your way to safety in the dark. Emergency lighting plays a crucial role in guiding people safely out of buildings during emergencies, whether it’s a fire, power outage, or any other unexpected event. From the familiar glow of exit signs to the subtle illumination of egress pathways, these systems are meticulously designed to ensure that occupants can navigate their way to safety with minimal confusion and panic.

In this blog post, we’ll explore the various types of emergency lighting, including maintained and non-maintained systems, as well as the latest advancements in LED technology, to help you understand their vital importance and how they can be implemented effectively in different settings.

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What is Emergency Lighting Used For?


Emergency lighting is a critical safety feature designed to provide illumination when the primary power source fails, ensuring safe evacuation and emergency response. These lights activate automatically during power outages, fires, or other emergencies, reducing the risk of injury and panic by clearly marking escape routes and exits. They help to illuminate pathways, stairs, and doorways, guiding occupants to safety and aiding emergency personnel in their operations.

Additionally, emergency lighting supports essential activities in critical facilities like hospitals and fire stations, allowing them to continue functioning during a power disruption. By providing reliable illumination in times of crisis, emergency lighting systems play an indispensable role in maintaining safety and order.

Types of Emergency Lighting

Emergency lighting comes in various forms, each designed to achieve the same goal of ensuring safety during an emergency. Let’s break down the different types:

Temporary or Standby Lighting

In some situations, activities must continue even during a power outage. Hospitals, prisons, and fire stations, for example, require temporary lighting to maintain operations. These lights vary in construction and size, suitable for both indoor and outdoor use.

Types of standby lighting include:

  1. Thermoplastic: Affordable and reliable, suitable for indoor use.
  2. Steel: Available in various voltages and wattages, ideal for warehouses and industrial applications.
  3. Wet Location: Waterproof and suitable for areas with moisture, featuring internal heaters for freezing temperatures.
  4. Architectural: Stylish designs that blend with upscale interiors, often with custom color options.
  5. Hazardous Location: Designed for environments with flammable gases or vapors, compliant with Class 1 Division 2 and Division 1 standards.

Exit Signs

Usually positioned above the nearest exits in a building. Recognizable by their red or green lettering spelling “EXIT” or illustrations pointing toward a safe escape, exit signs come in various types:

  • Thermoplastic: Affordable and commonly used.
  • Self-Luminous: Does not require an external power source.
  • Photoluminescent: Absorbs light and glows in the dark.
  • Edge-Lit: Offers a sleek, modern appearance.

Egress Pathways

Floor-mounted lights that glow in the dark, providing an escape route during a blackout. These pathways often consist of small LED bulbs, minimizing the chance of building occupants getting lost. They are commonly found in airplane aisles and theaters.

LED vs. Standard Bulkheads

Emergency lights can also differ in their operation. Traditional standard bulkheads operate like regular light bulbs, while LEDs use modern technology.

Standard Bulkheads are affordable and easy to maintain but are inefficient and can contain harmful chemicals. They require regular bulb replacements to avoid failure during an emergency.

LED Emergency Lights are more environmentally friendly, efficient, and have longer lifespans, lasting between 10,000 to 50,000 hours. They provide instantaneous light, crucial during emergencies, and help building managers save on electricity bills.

Maintained and Non-Maintained Emergency Lights

Emergency lighting can be categorized as maintained or non-maintained, determining when the lights activate.

Maintained Emergency Lights: flexible, remaining on before and during a power cut. These lights are often used in cinemas and theaters to avoid total darkness.

Non-Maintained Emergency Lights: only activate during a power cut, relying solely on their battery charged by the mains. These lights are more cost-effective and environmentally friendly but require a constant electricity flow for charging. They illuminate emergency exits only during an emergency, guiding occupants to safety.

Choosing the Right Emergency Lighting

Selecting the appropriate emergency lighting for a building involves considering safety, environmental impact, and cost. Maintained LED emergency lights are ideal for many buildings due to their efficiency and continuous operation. However, replacing standard bulkheads with LEDs may not be feasible for all buildings. The priority should always be the safety of the building’s occupants when deciding which emergency lighting to install.

Emergency lighting is a critical component of building safety, ensuring that people can evacuate safely during emergencies. Understanding the different types and their functions helps in making informed decisions about which lighting solutions to implement. Action Services Group provides national life safety lighting services and installations. To learn more, contact us at 610-558-, via at [ protected] or schedule a call by clicking the button below.

Emergency Lighting: What Your Facility Needs in

Safety is paramount in any facility. But when you’re open to the public, it becomes even more crucial. One of the most important aspects of safety is emergency lighting. It serves as a beacon during critical moments, ensuring a safe and swift egress in case of power failures or emergencies.

Regulations governing emergency lighting, such as NFPA 100 and NEC, provide a comprehensive framework to safeguard lives. Below, we’ll delve into the specific requirements outlined in these codes and highlight everything you’ll need to know about your emergency lighting to prepare for .

What Is Emergency Lighting?

According to the Lighting Controls Association, emergency lighting is “emergency power source-supplied lighting that automatically energizes when there is loss of power to the building or lighting circuit.”

That sounds pretty straightforward, but there are complications: It’s subject to various safety ratings and codes, which are up to interpretation by the authority with jurisdiction (typically represented by the code inspector). As a result, builders and installers tend toward a conservative approach, which inspectors are less likely to find fault with.

Types of Emergency Lighting

There are two types of emergency lighting.

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  • Maintained: Maintained emergency lights are connected to the main electrical supply. They’re used in both daily operations and power outages. During power failures, connected batteries keep the lights on.
  • Non-Maintained: These types of emergency lights are only activated during emergencies. They use backup batteries as a source of power.

Specific Requirements Regarding Egress Illumination

The main purpose of emergency lighting is to safely guide people out of a space in an emergency, like a fire, earthquake, or other natural disaster.

Codes such as National Fire Protection Association (NFPA) 101 Life Safety Code (7.8, 7.9, 7.10) dictate the standards for egress illumination. International codes include the International Energy Conservation Code (IECC) and the International Building Code (IBC) Chapter 10-, . These standards cover various areas, including exit discharges, electrical equipment rooms, and fire command centers.

Sensor-equipped fixtures are also addressed in NFPA 101 (7.8.1.2.2), requiring automatic, motion sensor-controlled lighting within egress paths. Fail-safe modes and specified delays are essential to guarantee uninterrupted illumination during power transitions.

Stairway and Walking Surfaces

Stairways have their own set of requirements (NFPA 101 7.8.1.3). The minimum illumination for new stairways is 10 foot-candles, a standard designed to ensure optimal visibility and minimize trip hazards.

Emergency Egress Illumination: Duration, Minimums

Emergency egress illumination must last a minimum of 90 minutes (NFPA 7.9.2.1 / IBC Ch. 10-.3.4). Specific illumination levels are mandated, ranging from one foot-candle on floors and walking surfaces to 10 foot-candles in stairwells. Storm shelters have an extended requirement of 120 minutes.

Testing

Regular testing of emergency lighting is crucial for its reliability. NFPA 101 (7.9.3) outlines three acceptable methods for periodic testing. These methods include functional (manual) testing, involving a 3-second activation, as well as onboard self-testing/self-diagnostics with a monthly 30-second test and an annual 90-minute drain and recharge. Computer-based self-testing/self-diagnostics is also recommended to ensure the ongoing effectiveness of emergency lighting systems.

What’s Coming: Emergency Lighting Code Changes in

Emergency lighting codes change regularly. They’re evaluated every other year and include foot candle requirements, testing specifications, and specific requirements for different spaces, like stairwells and storm shelters. Below is the update schedule.

IECC: Since it was last updated in , The IECC Board of Directors recently voted to shift from a codes process to a standards process. Instead of ICC Governmental Members voting, Residential and Commercial Consensus Committees now develop the content for inclusion in the IECC. The content is currently under review.

IBC: update has already been released.

NFPA: edition has already been released.

NEC: Updated in . The next update is set for .

Normally, these codes have public discussion periods before changes are adopted. Keeping tabs on the websites of each of these governing bodies before and after the codes are adopted will help you see what changes are coming in and beyond, so you can stay compliant.

Adoption of the codes can vary based on municipalities, counties, and states. But the state level mandates are the standard that no municipality or county can go below. So, while your facility may not have yet adopted the latest standards, it’s best to know and implement them as soon as they go into effect at the state level.

Features and Functionalities in

Beyond regulatory compliance, it's crucial to explore additional features and functionalities required for emergency lighting in . Insights from customers, especially regarding their unique needs, can give you important insights into how your emergency lighting should function. Knowing the space and who uses it is vital to making sure your emergency lighting is tailored to specific environments.

Beyond Traditional Emergency Lighting

In , heightened awareness from installers is also important. While many lighting installers are well-versed in codes and the principles of egress paths, there is a critical aspect that may escape their attention: the lighting over exit doors. Understanding whether this lighting needs to be connected is pivotal. Specifically, the fixture outside the exit door must be linked to the battery powering the adjacent interior light.

Installers need to be fully aware of these nuanced configuration requirements to ensure the seamless integration and functionality of emergency lighting systems.

Another change to look for in is improvements in technology. While traditional bug-eye fixtures have their place, understanding their limitations is crucial.

Modifications, partitions, and renovations, for instance, may result in shadows that call for supplementary lighting fixtures to maintain adequate illumination levels. Large warehouses, in particular, may benefit from standalone emergency fixtures strategically placed along egress paths. In these situations, a bug-eye fixture may not provide enough emergency illumination to help someone safely exit the building if normal power is lost. Most codes specify it must illuminate the area several feet away from the building for that circumstance.

Compatibility with Technology

Another technological change that will affect emergency lighting in is advancements in smart technology.

Connection to emergency batteries and compatibility with apps like LiteSmart allows for remote monitoring and notifications. This can give you timely and important insights into the status of your emergency lighting system. It can also potentially influence insurance considerations.

The landscape of emergency lighting is evolving to meet the demands of and beyond. To make sure your facility is ready, it’s crucial to stay informed about codes, embrace technological advancements, and prioritize compliance. As we navigate towards a safer and technologically advanced future, a thorough understanding of regulations and a commitment to innovation will be key in enhancing emergency lighting systems across various facilities.

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