Portable fire extinguishers - Additional requirements to EN 3-7 for the construction, resistance to pressure and mechanical tests for extinguishers with a maximum allowable pressure equal to or lower than 30 bar1 Scope This European Standard specifies the rules of design, type testing, fabrication and inspection control of portable fire extinguishers manufactured with metallic bodies as far as pressure risk is concerned. This part applies to portable fire extinguishers of which the maximum allowable pressurePS is lower than or equal to 30 bar and containing non explosive, non flammable, non toxic and non oxidising fluids. This European Standard also applies

on the boundary

Optical performances specified in BS EN 61753-051-3 relate to plug-style configurations optical attenuators only

This standard is not applicable to local application nozzles

auxiliary products

It is also written to assist regulatory bodies and ethics committees in their roles of reviewing Clinical Investigation Plans (CIP)

in a specified environment which might be encountered during normal use

It applies to austenitic

BS EN 12697-1 describes a uniform approach to the testing of bituminous mixtures that allows for some variation in the specific processes used by particular laboratories

and nets) intended to be used for cargo restraint on board civil transport aircraft

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requirement that will result in the battery meeting the needs of a particular industry application

BS 493 is applicable to thermoplastics materials for wall ventilation