Fire extinguishing installations and equipment on premises - Specification for powder systems Ingestion-build-189776 Test medium

Test medium

This technical report establishes a European grouping system for materials for welding purposes

a more accurate set pressure can be obtained

BS EN 285 is an amended standard that specifies the requirements and the relevant tests for large steam sterilizers primarily used in health care for the sterilization of medical devices and their accessories contained in one or more sterilization modules

The requirements of this standard cannot cover all details of design and construction because of the variety of sizes and configurations that may be employed

Fire extinguishing installations and equipment on premises - Specification for powder systems Ingestion-build-189776 Test mediumBS 5306 7: 1988 specifies requirements and gives recommendations for powder fire extinguishing systems which discharge powder complying with BS 6535 3 from a container, or centrally grouped containers, through pipework or a hose to a nozzle or nozzles within the hazard area. It covers both stored pressure and gas container systems, with maximum working pressures not exceeding 25 bar at 20 C. This standard does not deal with powder portable fire