31. BS EN IEC 60477. Laboratory d.c. resistors. (23rd October 2020) 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. BS EN IEC 60700-3. Thyristor valves for high voltage direct current (HVDC) power transmission. Part 3. Essential ratings (limiting values) and characteristics (23rd July 2021) 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) ↗
33. BS EN IEC 60938-2. Fixed inductors for electromagnetic interference suppression. Part 2. Sectional specification on Power Line Chokes (8th November 2019) 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) ↗
34. BS EN IEC 61347-2-11. Controlgear for electric light sources. Part 2-11. Particular requirements for miscellaneous electronic circuits used with luminaires (17th July 2020) 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) ↗
35. BS EN IEC 61347-2-11. Controlgear for electric light sources. Safety. Part 2-11. Particular requirements for miscellaneous electronic circuits used with luminaires (21st April 2022) 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) ↗
36. BS EN IEC 61347-2-12. Lamp controlgear. Part 2-12. Particular requirements for d.c. or a.c. supplied electronic controlgear for discharge lamps (excluding fluorescent lamps) (17th July 2020) 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) ↗
37. BS EN IEC 61347-2-13. Controlgear for electric light sources. Part 2-13. Particular requirements for d.c. or a.c. supplied electronic controlgear for LED modules (17th July 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) ↗
38. BS EN IEC 61347-2-2. Controlgear for electric light sources. Part 2-2. Particular requirements for DC or AC supplied electronic step-down convertors for filament lamps (17th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. BS EN IEC 61347-2-2. Controlgear for electric light sources. Safety. Part 2-2. Particular requirements for DC or AC supplied electronic step-down convertors for filament lamps (21st April 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (13 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
40. BS EN IEC 61347-2-3. Lamp control gear. Part 2-3. Particular requirements for a.c. and/or d.c. supplied electronic control gear for fluorescent lamps (17th July 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (37 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗