41. Boxes and enclosures for electrical accessories for household and similar fixed electrical installations. General requirements Part 1, (29th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (80 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
42. BS EN 50131-2-3. Alarm systems. Intrusion and hold-up systems. Part 2-3. Requirements for microwave detectors (30th April 2021) 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) ↗
43. BS EN IEC 63248 AMD AA. Conductors for overhead lines. Coated or cladded metallic wire for concentric lay stranded conductors. (30th April 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (9 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
44. Tracked Changes. Plastics. Homopolymer and copolymer resins of vinyl chloride. Designation system and basis for specifications Part 1, (14th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
45. Tracked Changes. Non-destructive testing. Penetrant testing. General principles Part 1, (14th June 2021) 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) ↗
46. Primary batteries. Watch batteries Part 3, (16th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (30 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
47. Tracked Changes. Fibre ropes. Polyamide. 3-, 4-, 8- and 12-strand ropes. (14th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (40 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
48. Low-voltage switchgear and controlgear assemblies. General rules Part 1, (16th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (180 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
49. BS EN 13888-1. Grouts for ceramic tiles. Part 1. Requirements, classification, designation, marking and labelling (1st July 2021) 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) ↗
50. BS EN ISO 15874-2 AMD2. Plastics piping systems for hot and cold water installations. Polypropylene (PP). Part 2. Pipes (18th June 2021) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (9 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗