551. BS EN 60670-22. Boxes and enclosures for electrical accessories for household and similar fixed electrical installations. Part 22. Particular requirements for connecting boxes and enclosures (27th May 2022) 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) ↗
552. Tracked Changes. Fibre optic interconnecting devices and passive components. Basic test and measurement procedures. Examinations and measurements. Withdrawal force from a resilient alignment sleeve using pin gauges Part 3-33, (23rd May 2022) 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) ↗
553. Domestic swimming pools. Environmental performance efficiency. Performance evaluation, methodology, and classification of the use of outdoor pools and their equipment. (12th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (82 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
554. BS EN 60670-21. Boxes and enclosures for electrical accessories for household and similar fixed electrical installations. Part 21. Particular requirements for boxes and enclosures with provision for suspension means (27th May 2022) 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) ↗
555. Tracked Changes. Swimming pool equipment. Additional specific safety requirements and test methods for inlets and outlets and water/air based water leisure features installed in pools for public use Part 3, (7th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (86 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
556. Enhanced security performance requirements for doorsets and windows in the UK. Doorsets and windows intended to offer a level of security suitable for dwellings and other buildings exposed to comparable risk. (30th September 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (94 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
557. BS EN 61109. Insulators for overhead lines. Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000 V. Definitions, test methods and acceptance criteria. (11th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (51 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
558. Pedestrian doorsets, windows, curtain walling, grilles and shutters. Burglar resistance. Requirements and classification. (10th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (42 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
559. Swimming pool equipment. Additional specific safety requirements and test methods for inlets and outlets and water/air based water leisure features installed in pools for public use Part 3, (8th August 2022) 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) ↗
560. Pedestrian doorsets, windows, curtain walling, grilles and shutters. Burglar resistance. Test method for the determination of resistance under static loading. (10th June 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (94 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗