210.70 Lighting Outlets Required The National Electrical Code states its purpose as “the practical safeguarding of persons and property from hazards arising from the use of electricity.” [90.1(A)] The adequacy of the Code is covered in 90.1(B).
210.70 Lighting Outlets Required Article 210 specifies provisions for all branch circuits except for branch circuits supplying only motor loads. Article 430 contains motor load requirements. Provisions stipulating the placement of receptacle outlets are covered in 210.52 through 210.63.
Ask four different contractors or manufacturers what’s new on the residential lighting front and you’ll get four different answers. One may point to new fixtures, maybe a Spiderman light suspended by wire from the ceiling.
You can call it progress or a restrictive economy, but there is one trend in stadium lighting that keeps contractors on their toes. Stadiums are being built faster than they ever have been, and any renovations happen in a fraction of the time they used to.
In late August 2002, as he walked up to the job site at Le Bec Fin, a Philadelphia establishment that is one of the nation’s finest restaurants, Michael Kahmar, vice president of Kahmar Electric, started slightly when he noticed the sign posted at the front entrance: “Accepting reservations for Sep
Fluorescent ballasts are the “engine” of the lighting systems, and are designed to provide the proper electrical voltage to begin the lighting sequence, to regulate the electrical current flowing through the lamp to stabilize the light output, and to supply the correct voltage required for proper l
Since the 1940s, national and local codes and standards have directed and mandated the use of emergency lighting in commercial buildings, industrial facilities and public spaces to protect people from injury or loss of life by fire, smoke or panic.
With a stalling economy and rising utility costs, saving money has become the most common objective of business owners. For electrical contractors, that equates to a shifted focus on upgrading existing electrical systems rather than on new construction.
Landscape lighting has caught on. Water features are more popular than ever, not only at tony resorts, casinos and theme parks, but also at upscale malls, hotels and private homes. Lighted water features are a profitable arena for contractors in both commercial and residential markets.
Building owners and facility managers are becoming increasingly aware of the cost savings and reduced energy consumption benefits of lighting control technology, including occupancy sensors that are most effective where there is constant traffic, timed switches based on elapsed time or programmed ac
Compact fluorescent lamps are gaining sway in the marketplace for outdoor lighting as alternatives to incandescent or HID lamps. While specifiers still look to HID lamps for street and area lighting, CFLs are growing in popularity in various niches for outdoor use.
Harry Truman once said that the way to get a mule's attention "is to hit him between the eyeballs with a two by four." It may come to that if we are going to get the public's attention about new technology in the residential lighting industry.
With tighter regulations and a greater need for emergency lighting in commercial buildings, product developers are continually focusing on ways to make exit and emergency lights more energy efficient and easier to self-diagnose.