1. Specification for distribution assemblies for electricity supplies for construction and building sites. (20th December 1991) 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) ↗
2. Specification for high-voltage switches. High-voltage switches for rated voltages above 1 kV and less than 52 kV Part 1, (31st October 1991) 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) ↗