1. BS 7870-1. LV and MV polymeric insulated cables for use by distribution and generation utilities. Part 1. General (Implementation of HD 603, 605, 620, 626 and 627) (22nd April 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (7 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗