221. BS EN IEC 62819. Live working. Eye, face and head protectors against the effects of electric arc. Test methods and performance requirements. (15th May 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (41 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
222. BS EN IEC 62819. Live working. Eye, face and head protectors against the effects of electric arc. Test methods and performance requirements. (24th April 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (41 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
223. BS EN IEC 62830-8. Semiconductor devices. Semiconductor devices for energy harvesting and generation. Part 8. Test and evaluation methods of flexible and stretchable supercapacitors for use in low power electronics (8th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
224. BS EN IEC 62899-202-8. Printed electronics. Part 202-8. Materials. Conductive film. Measurement for difference in resistance with printing direction of conductive film fabricated with wire shaped materials (17th December 2021) 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) ↗
225. BS EN IEC 62899-202. Printed electronics. Part 202. Materials. Conductive ink (7th May 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
226. BS EN IEC 62990-3. Workplace atmospheres. Part 3. Gas detectors. Electrical apparatus for the detection and measurement of oxygen. Performance requirements and test methods (17th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
227. BS EN IEC 63171-6. Connectors for electrical and electronic equipment. Part 6. Detail specification for 2-way and 4-way (data/power), shielded, free and fixed connectors for power and data transmission with frequencies up to 600 MHz (22nd January 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
228. BS EN IEC 63177. Test method for compatibility of construction materials with electrical insulating liquids. (4th June 2021) 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) ↗
229. BS EN IEC 63193. Lead-acid batteries for propulsion of lightweight means of locomotion. General requirements and methods of test. (30th August 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (61 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
230. BS EN IEC 63203-201-1. Wearable electronic devices and technologies. Part 201-1. Electronic Textile. Measurement methods for basic properties of conductive yarns (13th February 2020) 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) ↗