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PR NF C52-708-1-1 ; PR NF EN 50708-1-1
Power transformers - Additional European requirements: Part 1 Common part
OVE EN IEC 62770
Fluids for electrotechnical applications - Unused natural esters for transformers and similar electrical equipment (IEC 10/1195/CDV) (english version)
Edition
2023-05-15
OVE EN 50243
Outdoor bushings for 24 kV and 36 kV and for 5 kA and 8 kA, for liquid filled transformers (english version)
Edition
2021-08-01
NF C52-558-2-10 ; NF EN 61558-2-10:2014-08-09
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-10 : particular requirements and tests for separating transformers with high insulation level and separating transformers with output voltages exceeding 1 000 V
Edition
2014-08-09
NF C52-558-2-1 ; NF EN 61558-2-1:2007-09-01
Safety of power transformers, power supplies, reactors and similar products - Part 2-1 : particular requirements and tests for separating transformers and power supplies incorporating separating transformers for general applications
Edition
2007-09-01
NF C52-558-2-4 ; NF EN 61558-2-4:2009-07-01
Safety of transformers, reactors, power supply units and similar products for voltages up to 1 100 V - Part 2-4 : particular requirements and tests for isolating transformers and power supply units incorporating isolating transformers
Edition
2009-07-01
NF C52-558-2-13 ; NF EN 61558-2-13:2009-07-01
Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-13 : particular requirements and tests for auto transformers and power supply units incorporating auto transformers
Edition
2009-07-01
NF C52-558-2-6 ; NF EN 61558-2-6:2009-10-01
Safety of transformers, reactors, power supply units and similar products for voltages up to 1100 V - Part 2-6 : particular requirements and tests for safety isolating transformers and power supply units incorporating safety isolating transformers
Edition
2009-10-01
SN EN 50336
Bushings for transformers and reactor cable boxes not exceeding 36 kV
Edition
2021-04
SN EN 61823
Electrical installations for lighting and beaconing of aerodromes - AGL series transformers
Edition
2003-06