31. Measuring relays and protection equipment. Functional requirements for over/under voltage protection Part 127, (28th February 2014) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
32. Medical electrical equipment. Particular requirements for safety. Specification for anaesthetic machines Part 2-2.13, (31st July 1990) 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) ↗
33. Medical electrical equipment. Particular requirements for safety. Specification for lung ventilators Part 2-2.12, (31st July 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
34. Mining type flameproof supply and control units for use on systems up to 1100 V. Specification for air-cooled single phase lighting transformer units Part 3, (31st May 1982) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (15 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
35. Portable residual current devices (PRCDs) without integral overcurrent protection for household and similar use. (27th July 2023) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (146 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
36. Railway applications. Fixed installations. d.c. switchgear. Measurement, control and protection devices for specific use in d.c. traction systems. Application guide Part 7-1, (15th August 1999) 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) ↗
37. Recommendations for dimensional co-ordination between enclosures and built-in devices for rail fixing for household and similar installations. (15th June 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
38. Recommendations for renewable energy and hybrid systems for rural electrification. Integrated systems. User installation Part 9-4, (31st October 2016) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. Requirements for generating plants to be connected in parallel with distribution networks. Tests for conformity assessment of generating units Part 10, (17th November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (172 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
40. Residual current operated circuit-breakers for household and similar use. Outline of blocks and modules for residual current device standards Part 1, (1st February 2023) 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) ↗