BS EN 13138-3. Buoyant aids for swimming instruction - Part 3. Safety requirements and test methods for swim seats into which a user is positioned Ingestion-build-78747 and cartridge) for both professional

and cartridge) for both professional and domestic applications and will be referred to as “equipment” throughout BS EN 60094-3

BS EN ISO 21534 is a level 2 standard and contains requirements that apply to all non-active surgical implants in the family of joint replacement implants

It also replaces BS 4999-143:1987 regarding the definitions of routine tests

Calculation of thermal transmittances

and the rated supply frequency and the internal operational frequencies do not exceed 500 Hz

BS EN 13138-3. Buoyant aids for swimming instruction - Part 3. Safety requirements and test methods for swim seats into which a user is positioned Ingestion-build-78747 and cartridge) for both professional