31. BS EN 61810-7-11. All-or-nothing electrical relays. Tests and Measurements. Part 7-11. Enclosure and Degree of Protection (IP code) (2nd February 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) ↗
32. BS EN 61810-7-25. All-or-nothing electrical relays. Tests and Measurements. Part 7-25. Magnetic interference (2nd February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
33. BS EN 61810-7-28 Ed.1.. All-or-nothing electrical relays. Tests and Measurement. Part 7-28. Thermoelectric electromotive force (e.m.f.) (24th December 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
34. BS EN 61810-7-39. All-or-nothing electrical relays. Tests and Measurements. Part 7-39. Insertion and withdrawal force (mating relay and socket) (28th October 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (9 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
35. BS EN 61810-7-4. All-or-nothing electrical relays. Tests and Measurements. Part 7-4. Dielectric strength test, impulse voltage test (2nd February 2022) 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) ↗
36. BS EN 61810-7-40 Ed.1.0. All-or-nothing electrical relays. Tests and Measurements. Part 7-40. Short circuit testing (27th April 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
37. BS EN 61810-7-41. All-or-nothing electrical relays. Tests and Measurements. Part 7-41. Insulation coordination (2nd February 2022) 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) ↗
38. BS EN 61810-7-43. All-or-nothing electrical relays. Tests and Measurements. Part 7-43. Proof tracking test (2nd February 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
39. BS EN 61812-1. Time relays for industrial and residential use. Part 1. Requirements and tests (6th February 2020) 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) ↗
40. BS EN IEC 60255-1. Measuring relays and protection equipment. Part 1. Common requirements (30th January 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (47 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗