Recommendations for the classification of materials for the insulation of electrical machinery and apparatus in relation to their thermal stability in service— 16 стр.
Amendment 1 - Tests on electric and optical fibre cables under fire conditions - Part 3-10: Test for vertical flame spread of vertically-mounted bunched wires or cables - Apparatus— 13 стр.
Safety of transformers, reactors, power supply units and combinations thereof. Particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V— 18 стр.
Components for low-voltage surge protective devices. Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)— 30 стр.
Oil-immersed cable connection assemblies for transformers and reactors having highest voltage for equipment Um from 72,5 kV to 550 kV - Part 2: Dry-type cable terminations; German version EN 50299-2:2014— 17 стр.
Oil-immersed cable connection assemblies for transformers and reactors having highest voltage for equipment Um from 72,5 kV to 550 kV - Part 1: Fluid-filled cable terminations; German version EN 50299-1:2014— 14 стр.
Medium power transformers 50 Hz, with highest voltage for equipment not exceeding 36 kV - Part 1: General requirements; German version EN 50588-1:2015— 32 стр.
