51. Safety requirements for electrical equipment for measurement, control and laboratory use. Particular requirements for laboratory centrifuges Part 2-020, (15th November 1993) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (24 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
52. Solderless connections. General requirements, test methods and practical guidance Part 1, (31st December 1984) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (32 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
53. Specification for unvented hot water storage units and packages. (30th March 1990) 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) ↗
54. Bolts, MJ threads, in heat resisting nickel base alloy NI-PH2601 (Inconel 718). Classification: 1275 MPa (at ambient temperature)/650°C. Technical specification. (15th June 1997) 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) ↗
55. Harmonized system of quality assessment for electronic components. Sectional specification: circular connectors. (15th April 1997) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (74 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
56. Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Equipment for testing, measuring ormonitoring of protective measures. Resistance to earth Part 5, (15th July 1997) 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) ↗
57. Railway applications. Fixed installations. d.c. switchgear. Indoor d.c. disconnectors and switch-disconnectors Part 3, (15th March 1996) 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) ↗
58. Hand crimping tools. Tools for the crimp termination of electric cables and wires for low frequency and radio frequency applications. General requirements and tests Part 1, (15th February 1996) 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) ↗
59. Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Equipment for testing, measuring ormonitoring of protective measures. Loop impedance Part 3, (15th July 1997) 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) ↗
60. Hand-held portable power tools. Measurement of vibrations at the handle. Polishers and rotary, orbital and random orbital sanders Part 8, (15th November 1997) 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) ↗