41. Empty enclosures for low-voltage switchgear and controlgear assemblies. General requirements. (15th June 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
42. Empty enclosures for low-voltage switchgear and controlgear assemblies. General requirements. (3rd October 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
43. Environmental testing. Test methods. Tests R and guidance. Water Part 2-18, (15th June 2001) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
44. Explosion isolation flap valves. (31st July 2014) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
45. Explosion isolation systems. (30th April 2009) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
46. Explosion venting devices. (28th February 2007) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
47. Fire hydrant systems equipment. Specification for boxes for foam inlets and dry riser inlets Part 5, (26th February 1974) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
48. Fire hydrant systems equipment. Specification for boxes for landing valves for dry risers Part 4, (29th August 1975) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. Fixed firefighting systems. Water mist systems. Test protocol for combustion turbines in enclosures not exceeding 260 m³ for open nozzle systems Part 15, (28th June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
50. Fixed firefighting systems. Water mist systems. Test protocol for machinery in enclosures exceeding 260 m3 for open nozzle systems Part 8, (6th March 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗