261. Teleprotection equipment of power systems. Performance and testing. Command systems Part 1, (15th August 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
262. LV and MV polymeric insulated cables for use by distribution and generation utilities. Specification for distribution cables with extruded insulation for rated voltages of 11 kV and 33 kV. Single-core 33 kV lead sheathed cables Part 4.11, (15th August 1999) 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) ↗
263. Elastomer insulated cables for fixed wiring in ships and on mobile and fixed offshore units. Requirements and test methods. (15th June 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (70 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
264. Discharge lamps (excluding fluorescent lamps). Safety specifications. (16th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (60 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
265. BS EN IEC 60974-11. Arc welding equipment. Part 11. Electrode holders (25th October 2019) 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) ↗
266. BS EN 61000-3-12 AMD1 FRAG1. Electromagnetic compatibility (EMC). Part 3-12. Limits. Limits for harmonic currents produced by equipment connected to public low-voltage systems with input current >16 A and ≤ 75 A per phase (29th October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (8 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
267. Gas-fired overhead luminous radiant heaters for non-domestic use. Safety and energy efficiency. (6th November 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (118 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
268. BS EN IEC 60974-1. Arc welding equipment. Part 1. Welding power sources (25th October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (140 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
269. BS EN 286-2. Simple unfired pressure vessels designed to contain air or nitrogen. Part 2. Pressure vessels for air braking and auxiliary systems for motor vehicles and their trailers (24th October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (49 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
270. BS EN IEC 61124. Reliability testing. Compliance tests for constant failure rate and constant failure intensity. (4th October 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (88 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗