Author: Scott Morgan

Commercial lighting is used in applications such as warehouses, offices, and retail stores. It can also be found in schools colleges and government buildings.

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Lighting is a significant energy use for any commercial project. Because of this, it is often subject to tighter energy codes that require more efficient designs, including higher wattage limits per space. These new requirements, coupled with more complex control and network systems that are now available, can result in longer design times for commercial LED projects.

The first step in the process of a commercial LED project is to find the right fixture and power factor to meet ASHRAE LPD standards. LPD stands for lighting power density, and it is calculated in watts per square foot (or watts/square meter). The calculation includes all power used by the luminaire including lamps, ballasts and other devices.

LPD allowances are typically based on ASHRAE 90.1 computer models of different spaces. These models may be for a building type, such as office or school, or they may be for an individual room or area such as a lobby or restroom. The calculations are based on the amount of light required for each task and the types of tasks that will be performed.

Once the light levels are established, the designer can determine a maximum wattage requirement for the entire space. This is usually based on the maximum lamp/ballast wattage, but may also include some other factors such as the power draw of the controls. This allows the designers to easily compare lighting options and make informed decisions.

Another consideration is the lighting efficacy rating, which combines both lamp/ballast and luminaire design to calculate how many lumens per watt are produced. This is how much light the fixtures produce for each watt of electricity they consume, and it is the primary measurement by which ASHRAE 90.1 calculates a space’s lighting energy use.

As technology continues to improve, lighting manufacturers are pushing efficacy levels and wattage allowances even further. This may explain why the ASHRAE 90.1 LPD limits dropped so significantly between 2016 and 2019. However, there is a point at which incremental reductions in wattage will not provide additional benefits over the standard’s current baselines for specific spaces.

Kelvins and Temperature

Like Celsius and Fahrenheit, Kelvins are a unit of measurement for temperature. In the lighting industry, this scale is also used to describe a light’s color hue. Using a formula based on the approximate theoretical temperature at which a black-body radiator would have to be heated to produce a certain color, a number is determined that corresponds to a specific visible light shade.

The most common LED bulbs are available in a wide range of color temperatures. Choosing the right one depends on where you’ll be using the bulb, what mood you want to set, and your own personal preference. Warmer colors are suitable for residential applications while cool shades work well in commercial and industrial settings or anywhere you want to add a bit of brightness.

Generally, LED bulbs with lower kelvin ratings have warmer color undertones. Those with higher Kelvin ratings have cooler and sometimes blue undertones. The exact shade of a particular light bulb is indicated on its packaging and, as noted above, most LED fixtures reference the Kelvin color temperature of the bulbs they are compatible with.

LED lights that are rated at the lower end of the spectrum, between 2,700 and 3,300K, emit a warm yellowish glow similar to the color of old-fashioned incandescent bulbs. These are best suited for residential applications that require an inviting and relaxing feel.

The majority of commercially available LED lights fall within the 5,000 to 6,500K range. This is considered the daylight range because it comes closest to the appearance of natural sunlight. Often used in office spaces for their stimulating effect and ability to improve focus and productivity, this type of LED lighting is also frequently seen in garages, foyers and other high-traffic areas.

While the warmer light of a LED bulb may make white surfaces look slightly “muddy” or yellow, cooler tones can work very well in bathrooms and kitchens. In fact, many homeowners choose to use cooler color LED lights in their kitchen and bathroom spaces because they tend to create a more clean and clinical feeling.

When shopping for an LED light, keep in mind that lumens (lm) is a measure of the total amount of light emitted in all directions by a fixture. This is a more accurate indicator of how bright a bulb will be than the Kelvin rating alone.

Design

Commercial LED lighting is very versatile and can be used in a multitude of applications. They offer several benefits for both businesses and their customers such as lower energy costs, a longer lifespan and improved flexibility. These lights also require less maintenance than traditional bulbs and operate on lower voltage systems. These advantages make them the ideal choice for any business looking to save money on electricity and cut their operating expenses.

In addition, commercial LED lighting is designed to be more reliable than traditional bulbs. High failure rate components have been eliminated and industrial grade power systems are used to deliver reliable performance that is consistent with the long lifespan of the LEDs. This is especially important for larger LED fixtures such as commercial area/parking lot lights that are typically mounted on poles from 10 to 40 feet tall and illuminate a large area below.

Another major advantage of commercial LED lights is that they produce very little heat. This helps to keep the environment cooler and reduces air conditioning costs. Because they don’t emit much heat, they also help prevent a buildup of mold and dust which is common in older, inefficient lighting technologies.

Commercial LED lights are available in a wide range of sizes and shapes to fit any type of application or building. They are perfect for use as recessed downlights in residential homes and are an excellent option for a variety of commercial applications. They are also available in a range of color temperatures so that the light output can be adjusted to meet specific needs.

LED lighting fixtures are often engineered with a variety of control options including daylighting, sensors and timers. This allows them to be programmed in different ways depending on the activity level of a space. In addition, they can be turned on and off frequently without affecting their life expectancy the way it would affect incandescent and fluorescent bulbs.

Many commercial buildings are upgrading to LED lighting, either in new construction or as a retrofit. End-users are increasingly energy conscious and many local code compliance programs, such as California’s Title 24 mandate that energy efficiency be a major consideration in the design of new facilities or renovations. In addition, many businesses are realizing significant savings on their energy bills by converting to LEDs in existing spaces.

Installation

A warehouse is a large space that needs to be well-lit in order for the employees to work safely and efficiently. LED lights are more efficient than traditional bulbs, and they also use less energy. This can result in significant financial savings and lower carbon emissions for businesses. There are many different types of LED lighting available, and it is important to choose the right type for each application.

The first step in installing commercial LED lights is to create a layout for the installation. This will help ensure that the LED lights are evenly distributed throughout the warehouse and that there are no dark spots. It is also important to consider the power requirements of the LED lights and ensure that they are compatible with the existing electrical system in the warehouse.

Once the layout is complete, the next step is to determine how many LED lights will be installed in the warehouse. Then, the installers can make sure that the lighting is properly positioned to provide optimal visibility for the employees. They can also test the LED strips to see if they are working properly. To do this, they should use a multimeter to measure the wattage of the strip and make sure that it is compatible with the power supply.

It is important to note that commercial LED lights are not designed to be used in outdoor areas. They can be damaged by UV rays and moisture, and they should not be exposed to direct sunlight. They can also be damaged by excessive heat, so it is important to install them in a proper indoor environment.

In addition to reducing energy costs, commercial LED lights can also save money on maintenance costs. They are far more durable than traditional bulbs, and they do not need to be replaced as often. Additionally, they can be programmed to turn on and off automatically. This can reduce the amount of time that employees spend on manual tasks, and it can improve productivity.

LED lighting is becoming more popular in warehouses, as it provides a bright, energy-efficient light that helps improve visibility and safety. Whether your client is a retail business or a manufacturing company, you can help them reduce their energy costs by switching to LED lighting. With a little planning, you can make the switch easy and save your clients thousands of dollars in energy costs every year.