1. BS EN 60947-4-1. Low-voltage switchgear and controlgear. Part 4-1. Contactors and motor-starters. Electromechanical contactors and motor-starters (4th March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (186 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. BS EN IEC 60947-4-2 AMD 1. Low-voltage switchgear and controlgear. Part 4-2. Contactors and motor-starters. Semiconductor motor controllers, starters and soft-starters (6th June 2023) 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) ↗
3. BS EN IEC 61095. Electromechanical contactors for household and similar purposes. (15th February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (145 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements. PC optical connector reference plug selection Part 3-39, (15th January 1998) 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) ↗
5. Graphical symbols for diagrams. Switchgear, controlgear and protective devices Part 7, (15th December 1996) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (64 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Graphical symbols for electrical power, telecommunications and electronics diagrams. Switchgear, controlgear and protective devices Part 7, (28th June 1985) 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) ↗
7. Harmonized system of quality assessment for electronic components. Generic specification. Solid state all-or-nothing relays. Generic data and methods of test. (1st May 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (68 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Harmonized system of quality assessment for electronic components. Generic specification: mercury wetted change-over contact units, mechanically biased. (30th November 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Harmonized system of quality assessment for electronic components: generic specification: dry reed make contact units. (28th February 1979) 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) ↗
10. Harmonized system of quality assessment for electronic components: generic specification: mercury wetted make contact units. (28th September 1984) 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) ↗