Publications of CEN/TC 72/WG 23

DIN CEN/TS 54-32 ; VDE V 0833-4-32:2016-04 2016-04 Technical Specification Fire detection and fire alarm Systems - Part 32: Planning, design, installation, commissioning, use and maintenance of voice alarm systems; German version CEN/TS 54-32:2015 More  Order from DIN Media
DIN EN 54-33 2027-01 Draft standard Fire detection and fire alarm systems - Part 33: Components of voice alarm systems - Active loudspeakers; German and English version prEN 54-33:2026 More 

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