231. Specification and qualification of welding procedures for metallic materials. Welding procedure test. Upset (resistance butt) and flash welding Part 13, (8th December 2021) 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) ↗
232. Specification for a.c. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV. (15th October 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (68 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
233. Specification for a.c. metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 72.5 kV. (31st December 1984) 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) ↗
234. Specification for alternating current disconnectors and earthing switches. (31st December 1990) 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) ↗
235. Specification for circuit-breakers for equipment (CBE). (1st April 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (11 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
236. 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) ↗
237. Specification for equipment for minehead assay and sorting radioactive ores in containers. (31st March 1980) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (14 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
238. Specification for gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above. (23rd December 1987) 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) ↗
239. Specification for general requirements for ground support electrical supplies for aircraft. (30th June 1983) 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) ↗
240. Specification for high-voltage alternating-current circuit-breakers. (29th April 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (192 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗