81. BS EN IEC 62561-2. Lightning protection system components (LPSC). Part 2. Requirements for conductors and earth electrodes (5th March 2021) 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) ↗
82. BS EN 60153-4. Hollow metallic waveguides. Part 4. Relevant specifications for circular waveguides (9th March 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) ↗
83. Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Mechanical operating tests. Test 13a. Engaging and separating forces Part 13-1, (15th June 1997) 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) ↗
84. Connectors for electronic equipment. Tests and measurements. Chemical resistance tests. Fluid resistance Part 19-3, (15th January 1998) 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) ↗
85. Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Sealing tests. Test 14g. Impacting water Part 14-7, (15th May 1998) 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) ↗
86. Specification for residual current operated circuit-breakers without integral overcurrent protection for household and similar uses (RCCBs). Applicability of the general rules to RCCBs functionally independent of line voltage Part 2-1, (15th March 1995) 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) ↗
87. Methods for testing pigments for paints. General introduction (8th March 1974) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (4 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
88. Methods of testing refractory materials. Sampling and physical tests Part 1A, (30th December 1983) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (67 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
89. Specification for hot binder distributors for road surface dressing. (26th August 1970) 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) ↗
90. Electromechanical components for electronic equipment. Basic testing procedures and measuring methods. Climatic tests. Test 11a. Climatic sequence Part 11-1, (15th April 1999) 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) ↗