Critical Protection Device is any protection device whose installation and performance is required in order to meet or exceed the APCI hazard rate target for an in-plant occurrence or is required from analysis of third party exposure. Also, any device whose installation is required by appropriate code bodies or insurance agents in order to satisfy minimum safety requirements for life threatening hazards. The following are examples of critical protection devices: Safety Valves, Rupture Discs, Flame Arrestors, Burner Management Systems. (Source: www.aiche.org/ccps/)
Critical Protection Device
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