241. 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) ↗
242. Specification for miniature and moulded case circuit-breakers. Miniature air-break circuit-breakers for a.c. circuits Part 1, (30th March 1990) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (58 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
243. Specification for traction transformers and inductors. (31st March 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (36 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
244. Surge arresters. Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV Part 8, (30th April 2018) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (72 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
245. Surge overvoltages and surge protection in low-voltage a.c. power systems. General basic information. (24th June 2002) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (134 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
246. Synthetic testing of high-voltage alternating current circuit-breakers. (15th July 2001) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (76 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
247. Temperature recorders for the transport, storage and distribution of chilled, frozen, deep-frozen/quick-frozen food and ice cream. Tests, performance and suitability. (15th December 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
248. Tests on indoor and outdoor post insulators of ceramic material or glass for systems with nominal voltages greater than 1000V. (15th January 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (48 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
249. Thyristor valves for high voltage direct current (HVDC) power transmission. Essential ratings (limiting values) and characteristics (28th August 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (35 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
250. Thyristor valves for high voltage direct current (HVDC) power transmission. Terminology Part 2, (11th March 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (34 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗