Commercial Door Operators: A UL 325 Safety Standard Review

Commercial Door Operators: A UL 325 Safety Code Mandate Review

Facilities that require commercial doors and operators depend on the smooth functioning of these systems for productivity, profitability, security, and safety. This course addresses the various types of commercial doors and operators available. Door and operator safety is also discussed, with particular emphasis on the UL 325 standard, its requirements, and the devices that make a door system compliant.

Learning Objectives: 
  1. Compare the functions of various stiles of commercial doors.
  2. Describe the types of commercial door operators.
  3. Discuss the features of reduction systems and solenoid brakes, as well as the NEMA ratings for enclosures.
  4. Explain the requirements of UL 325 and how it contributes to the safe operation of commercial doors.
  5. List the devices that meet the UL standard and describe their features.
Provided By: 
Design Category: 
(08) Doors, Windows and Openings
Applicable Credits