681. General requirements for rotating electrical machines. Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and below Part 111, (27th February 1987) 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) ↗
682. Specification for Bourdon tube pressure gauges used in welding, cutting and related processes. (28th November 1986) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
683. Medical electrical equipment. Particular requirements for safety. Specification for high-voltage generators of diagnostic X-ray generators Part 2-2.7, (30th October 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (58 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
684. Specification for flameproof equipment for diesel engines for use in coal mines and other mines susceptible to firedamp. (31st December 1985) 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) ↗
685. Electrostatic painting and finishing equipment using flammable materials. Specification for selection, installation and use of hand-held paint spray guns (energy limit of 0, 24 mJ) and associated apparatus Part 2, (30th October 1987) 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) ↗
686. Testing of valves. Specification for fire type-testing requirements Part 2, (31st July 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (20 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
687. Tracheal tubes. Specification and methods of test for tube collapse and cuff herniation Part 5, (28th February 1986) 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) ↗
688. Specification for venetian blinds. (30th April 1986) 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) ↗
689. Specification for black polyethylene pipes up to nominal size 63 for above ground use for cold potable water. (28th November 1986) 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) ↗
690. Specification for road and rail tanker hoses and hose assemblies for petroleum products, including aviation fuels. (27th February 1987) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (12 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗