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Ion-exchange filter materials for water coolant purification systems of nuclear power stations with BWR. General technical requirements
Document status: Active
United power system and isolated power systems. Operative-dispatch management. Frequency control and control of active power. Norms and requirements
Document status: Active
Tests on electric and optical fibre cables under fire conditions. Part 2-1. Test for vertical flame propagation for a single small insulated wire or cable. Apparatus
Document status: Cancelled
Type F and type B residual current operated circuit-breakers with and without integral overcurrent protection for household and similar uses
Document status: Active
Electrical relays. Part 8. Thermal electrical relays
Document status: Active