51. BS EN 50117-9-1. Coaxial cables. Part 9-1. Sectional specification for coaxial cables for analogue and digital signal transmission. Indoor drop cables for systems operating at 5 MHz. 1 000 MHz (27th November 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) ↗
52. BS EN 50374. Conductor carts. (18th December 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) ↗
53. BS EN 50397-1. Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV AC and not exceeding 36 kV AC. Part 1. Covered conductors (20th March 2020) 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) ↗
54. BS EN 50397-2. Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV a.c. and not exceeding 36 kV a.c. Part 2. Accessories for covered conductors. Tests and acceptance criteria (13th August 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (44 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
55. BS EN 50397-3. Covered conductors for overhead lines and the related accessories for rated voltages above 1 kV a.c. and not exceeding 36 kV a.c. Part 3. Guide to use (13th August 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) ↗
56. BS EN 50522. Earthing of power installations exceeding 1 kV a.c. (19th March 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (74 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
57. BS EN 50525-1 AMD1. Electric cables. Low voltage energy cables of rated voltages up to and including 450/750 V (U0/U). Part 1. General requirements (30th April 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) ↗
58. BS EN 60204-1 AMD1. Safety of machinery. Electrical equipment of machines. Part 1. General requirements (6th March 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
59. BS EN 60228. Conductors of insulated cables. (22nd November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (23 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
60. BS EN 60287-1-2. Electric cables. Calculation of the current rating. Part 1. Current rating equations (100 % load factor) and calculations of losses. Section 2. Sheath eddy current loss factors for two circuits in flat formation (11th February 2021) 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) ↗