Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Constant flow compressed airline equipment. Specification Ingestion-build-258901 1 Frequencies

1 Frequencies

vacuum filters

Particle Impact Noise Detection (PIND or PIN-D) is designed to identify the presence of loose particles inside a device cavity that can impact the functionality

The following performance characteristics are linked to systems assembled with gypsum elements for suspended ceilings: fire resistance

This British Standard does not apply to traffic signs for use on the public highway or to maritime signalling

Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Constant flow compressed airline equipment. Specification Ingestion-build-258901 1 Frequencies1 Scope This British Standard specifies requirements for compressed air line breathing apparatus with constant airflow as a respiratory protective device intended to be used during rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency first responders or first receivers (e. g. fire, ambulance, police, and associated civilian agencies and workers) in areas containing and contaminated by chemical,