This On Demand CEU is a recorded presentation from a previously live webinar event. This course will review UL 325 Safety Standards in relation to commercial door operators. It begins with an in depth look at the functions of various stiles of commercial doors and explores the various types of commercial door operators. The course goes on to discuss the features of reduction systems and solenoid brakes, as well as the NEMA ratings for enclosures and the requirements of UL 325 and how it contributes to the safe operation of commercial doors. Finally the devices that meet the UL standards will be discussed as well as their features.
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