251. BS EN 61010-2-030 AMD AA. Safety requirements for electrical equipment for measurement, control, and laboratory use. Part 2-030. Particular requirements for equipment having testing or measuring circuits (25th March 2020) 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) ↗
252. BS EN IEC 63119-2. Information exchange for Electric Vehicle charging roaming service. Part 2. Use cases (28th August 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (69 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
253. Transformers and inductors for use in electronic and telecommunication equipment. Measuring methods and test procedures. (9th September 2020) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (98 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
254. BS EN 60076-4 Ed.2.0. Power transformers. Part 4. Guide to the lightning impulse and switching impulse testing. Power transformers and reactors (14th September 2020) 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) ↗
255. Tracked Changes. Electrical insulating materials used under severe ambient conditions. Test methods for evaluating resistance to tracking and erosion. (14th November 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (54 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
256. Tracked Changes. Plugs, socket-outlets and couplers for industrial purposes. General requirements Part 1, (7th December 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (246 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
257. Core model of the electronics domain. (31st August 2011) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (197 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
258. Low-voltage switchgear and controlgear. Control circuit devices and switching elements. Proximity switches Part 5-2, (31st March 2013) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (110 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
259. Auxiliaries for lamps. Starting devices (other than glow starters). Performance requirements. (31st January 2014) 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) ↗
260. Measurement of internal electric field in insulating materials. Pressure wave propagation method. (25th September 2013) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (16 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗