71. Short-circuit currents in three-phase a.c. systems. Data of electrical equipment for short-circuit current calculations Part 2, (13th November 2008) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (50 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
72. Short-circuit currents in three-phase a.c. systems. Factors for the calculation of short-circuit currents according to IEC 60909-0 Part 1, (31st July 2002) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (84 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
73. Short-circuit currents in three-phase AC systems. Examples for the calculation of short-circuit currents Part 4, (11th May 2022) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (84 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
74. Short-circuit currents. Calculation of effects. Definitions and calculation methods Part 1, (15th January 1994) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (56 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
75. Short-circuit currents. Calculation of effects. Examples of calculation Part 2, (22nd April 2015) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (88 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
76. Specification for ballasts for discharge lamps (excluding ballasts for tubular fluorescent lamps). (30th April 1982) 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) ↗
77. Specification for controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c. Contactors Part 1, (31st March 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (59 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
78. Specification for general and safety requirements for d.c. supplied electronic ballasts for tubular fluorescent lamps. (31st July 1991) 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) ↗
79. Specification for instrument transformers. Three-phase voltage transformers for voltage levels having U m up to 52 kV. (15th April 1994) 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) ↗
80. Specification for low-voltage switchgear and controlgear. Contactors and motor-starters. Electromechanical contactors and motor-starters Part 4-1, (15th June 1992) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (68 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗