Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Negative pressure, air purifying devices with full face mask. Specification Ingestion-build-260237 operating channels

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BS EN 50341-2-7 includes requirements for the design and construction of overhead lines equipped with covered conductors and aerial cables

Web services usage and device management functionality are outside of the scope of this document

Why should you use BS EN 62453-1 – FDT interface specification

Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Negative pressure, air purifying devices with full face mask. Specification Ingestion-build-260237 operating channels1 Scope This British Standard specifies requirements for negative pressure air purifying devices (APDs) with full face mask intended to be used during rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency responders (fire, ambulance, police, and associated civilian agencies and workers) in areas contaminated by chemical, biological, radiological and nuclear (CBRN) agents. This British Standard contains