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Door Access Control Electrical

Question asked by thomas_clinedinst on Jul 7, 2020
Latest reply on Jul 7, 2020 by milt.werner

need to know what emergency power circuit should a door electrical circuit be connected to. when there is a mag lock and key pad securing a door, what emergency electrical power circuit should the device be connected to? should it be life safety, or critical branch or equipment branch on the emergency power system?