101. Tracked Changes. Explosive atmospheres. Intrinsically safe electrical systems Part 25, (12th October 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (174 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
102. Tracked Changes. Multicore and symmetrical pair/quad cables for digital communications. Symmetrical single pair cables with transmission characteristics up to 1, 25 GHz. Horizontal floor wiring. Sectional specification Part 11, (1st June 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (76 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗