Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Positive pressure, self-contained, open-circuit breathing apparatus. Specification Ingestion-build-47786 1 Applies 7

1 Applies 7

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5 APC connector set

This International Standard defines the air interface communications

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Respiratory protective devices for use against chemical, biological, radiological and nuclear (CBRN) agents - Positive pressure, self-contained, open-circuit breathing apparatus. Specification Ingestion-build-47786 1 Applies 71 Scope This British Standard specifies requirements for positive pressure, self contained, open circuit breathing apparatus (SCBA) intended to be used during fire fighting, rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency first responders (e. g. fire, ambulance, police, and associated civilian agencies and workers) in areas containing and contaminated by chemical, biological, radiological and