511. Electrical equipment for measurement, control and laboratory use. EMC requirements. General requirements Part 1, (7th June 2021) 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) ↗
512. BS ISO 11606. Ships and marine technology. Marine electromagnetic compasses. (8th June 2021) 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) ↗
513. Electrical equipment for measurement, control and laboratory use. EMC requirements. Particular requirements. Test configurations, operational conditions and performance criteria for insulation monitoring devices according to IEC 61557- 8 and for equipment for insulation fault location according to IEC 61557-9 Part 2-4, (11th June 2021) 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) ↗
514. Tracked Changes. Copper and copper alloys. Plumbing fittings. Compression fittings for use with copper tubes Part 2, (8th June 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) ↗
515. Tracked Changes. Copper and copper alloys. Plumbing fittings. Capillary fittings for soldering or brazing to copper tubes Part 1, (9th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (80 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
516. Non-destructive testing. Penetrant testing. Testing of penetrant materials Part 2, (11th June 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) ↗
517. BS EN IEC 60352-9. Solderless connections. Part 9. Ultrasonic welding. General requirements, test methods and practical guidance (4th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (63 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
518. Instrument transformers. Stand-alone merging unit (SAMU) Part 13, (20th July 2021) 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) ↗
519. 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) ↗
520. BS EN IEC 62052-11. Electricity metering equipment. General requirements, tests and test conditions. Part 11. Metering equipment (2nd August 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) ↗