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United power system and isolated power systems. Relay protection and automation of autotransformers (transformers) at voltage class 110–220 kV. Testing
Document status: Active
Low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. Electrical safety. Equipment for testing, measuring or monitoring of protective measures. Part 4. Resistance of earth connection and equipotential bonding
Document status: Active
Wire of aluminium and aluminium alloys for cold upsetting. Specifications
Document status: Active
System of standards on information, librarianship and publishing. Collection development profile for research libraries. Structure. Indicators of acquisition
Document status: Active
Traction rolling stock. Cleaning and washing requirements
Document status: Active
Prevailing torque type hexagon nuts (with non-metallic insert). Property classes 5, 8 and 10. Specifications
Document status: Cancelled