SR EN 50518:2019/A1:2023

This document specifies the minimum requirements for monitoring, receiving and processing of alarm messages generated by alarm systems taking place as a part of the total fire, safety and security solution. For the purpose of this document, the term “alarm” is used in the broad sense to include fault, status and other messages received from one or more of a range of safety and security alarm systems such as but not limited to fire detection and fire alarm systems, fixed firefighting systems, intrusion and hold-up alarm systems, access control systems, video surveillance systems, social alarms systems and combinations of such systems. This document gives requirements for two categories of ARC, category I and category II. A category I ARC will be designed, constructed and operated to a higher standard with respect to construction, security and integrity than a category II ARC. The categorization is determined according to the type(s) of alarm messages handled. Category I: ARCs handling messages from security applications: - I&HAS’s; - access control systems; - VSS in security a