1. Electrical installations for open-cast mines and quarries. Recommendations for equipment and ancillaries Part 3, (30th September 1988) 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) ↗
2. Electrical installations for open-cast mines and quarries. Recommendations for winning, stacking and processing machinery, pumps and low signal level and communications systems Part 4, (30th September 1988) 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) ↗
3. Specification for motor starters for voltages up to and including 1000 V a.c. and 1200 V d.c. Direct-on-line (full voltage) a.c. starters Part 1, (1st March 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (47 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Specification for switchgear and controlgear for voltages up to and including 1000 V a.c. and 1200 V d.c. Circuit-breakers Part 1, (31st March 1988) Authors: British Standards Institution, Record Type: Book Extent: 1 online resource (92 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗