electrical engineering design

Beyond the Switch: Understanding Lighting Controls By Brian McDivitt, PE – Ever since the late 1800s, electrical circuits have used simple switches to turn lights on and off. In recent decades, energy codes have been encouraging innovation to reduce the amount of energy consumed by electric lighting. With lighting controls now starting to involve new functionalities such as automatic control of plug-in receptacles, many building owners find themselves wondering: what happened to the basic switch on the wall? The lighting controls components used in a building depend on the needs of the owner and the building’s function and size. Some components can wire into buildingRead More →