{"standard":"EN 54-4","listings":[{"edition":"EN 54-4:1997EN 54-4:1997/AC:1999EN 54-4:1997/A1:2002EN 54-4:1997/A2:2006","list":"uk-construction-products","list_name":"UK Construction Products (designated)","jurisdiction":"UK","title":"Fire detection and fire alarm systems — Part 4: Power supply equipment","annex":"Regulation (EU) No 305/2011","pc_start":"0035/21","restriction":"","withdrawal":"","source":"https://www.gov.uk/government/publications/designated-standards-construction-products"}],"events":[],"generated":"2026-08-17 02:41 UTC"}