Respiratory equipment for use against chemical, biological, radiological and nuclear (CBRN) agents - Positive pressure, self-contained, open-circuit breathing apparatus. SpecificationBS 8468 1: 2006 specifies requirements for positive pressure, self contained, open circuit breathing apparatus (SCBA) intended to be used during firefighting, rescue, evacuation, escape, hazard containment and decontamination, and similar activities by emergency first responders (fire, ambulance, police, and associated civilian agencies and workers) in areas containing and contaminated by chemical, biological, radiological and nuclear (CBRN) agents.

ISO/IEC 17021-1 serves as a foundation for facilitating the recognition of management system certification in the interests of international trade

BS EN 10111 is applicable to products of thickness not less than 1

BS EN 60027-4 provides users with efficient and standardized rotating electric machines

Several test arrangements are considered as well as current values

or product-group publications

Deciding appropriate permit limits

Use of this standard

Calibration of the measuring receiver

– controllable electromagnetic controlgear

Calculation of energy use for space heating and cooling

ISO 2503 on gas welding equipment is useful for:

BS EN 4622 on MJ threads is relevant to: