1. Uninterruptible power systems (UPS). Safety requirements Part 1, (17th February 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (82 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Arc welding power sources, equipment and accessories. Specification for oil cooled power sources for manual, semi-automatic and automatic metal-arc welding and for TIG welding Part 1, (31st July 1979) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (1 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Arc welding power sources, equipment and accessories. Specification for air cooled power sources for semi-automatic and automatic metal-arc welding Part 3, (31st July 1979) 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) ↗
4. Specification for semiconductor rectifier equipments. (28th February 1969) 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) ↗
5. Detail specification for medium current rectifier diodes. 3 A, 300 V, 600 V, 900 V, 1200 V, hermetically sealed. Full assessment level. (15th June 1974) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (5 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Rules for the preparation of detail specifications for semiconductor devices of assessed quality: case rated bi-directional triode thyristors (triacs). (1st December 1989) 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) ↗
7. Electrical measuring transducers for converting a.c. electrical quantities into d.c. electrical quantities. Method for specifying transducers for outdoor use and other severe environments Part 2, (29th September 1989) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (18 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Guide for the procurement of power station equipment. Electrical equipment. Uninterruptible power supplies Part 2-2, (15th September 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) ↗
9. 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) ↗
10. BS EN 62040-1 AMD1. Uninterruptible power systems (UPS). Part 1. Safety requirements (20th December 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗