1. BS EN IEC 60136. Dimensions, marking and testing of carbon brushes and dimensions of brush-holders for electrical machinery. (5th November 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (83 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Carbon brushes, brush holders, commutators and slip-rings. Definitions and nomenclature. (30th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (46 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗