641. Mechanical structures for electronic equipment. Tests for IEC 60917 and IEC 60297. Climatic, mechanical tests and safety aspects for cabinets, racks, subracks and chassis Part 1, (15th July 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
642. Building hardware. Hardware for sliding doors and folding doors. Requirements and test methods. (28th August 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
643. Specification for safety of household and similar electrical appliances. Particular requirements for refrigerating appliances, ice-cream appliances and ice-makers Part 2-24, (15th November 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (38 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
644. Cabled distribution systems for television and sound signals. System performance for return paths Part 10, (15th December 1999) 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) ↗
645. Medical face masks. Requirements and test methods. (22nd August 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (26 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
646. Elements of electrical and optical connection. Test methods. Contact retention in insert Part 409, (15th June 1999) 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) ↗
647. Railway applications. Fixed installations. D.C. switchgear. D.C. switchgear assemblies Part 6, (15th August 1999) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (22 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
648. Workplace atmospheres. Electrical apparatus used for the direct detection and direct concentration measurement of toxic gases and vapours. General requirements and test methods Part 1, (15th February 2000) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (28 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
649. BS EN 60335-2-54 AMD12. Household and similar electrical appliances. Safety. Part 2-54. Particular requirements for surface-cleaning appliances for household use employing liquids or steam (5th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (6 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
650. BS EN 60350-2 AMD1. Household electric cooking appliances. Part 2. Hobs. Methods for measuring performance (6th September 2019) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (10 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗