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SN EN 50386
Bushings up to 1 kV and from 250 A to 5 kA, for liquid filled transformers
Edition
2010-10
SN EN 50387
Busbar bushings up to 1 kV and from 1,25 kA to 5 kA, for liquid filled transformers
Edition
2002-11
SN EN 61021-1
Laminated core packages for transformers and inductors for use in telecommunication and electronic equipment. Part 1: Dimensions
Edition
1997-04
SN EN 61248-1
Transformers and inductors for use in electronic and telecommunication equipment. Part 1: Generic specification
Edition
1997-08
SN EN 50708-1-1
Power transformers - Additional European requirements: Part 1-1: Common part - General requirements
Edition
2020-05
SN EN 61558-2-26
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-26: Particular requirements and tests for transformers and power supply units for saving energy and other purposes
Edition
2013-09
SN EN 61558-2-9
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-9: Particular requirements and tests for transformers and power supply units for class III handlamps for tungsten filament lamps
Edition
2011-02
SN EN 61558-2-12
Safety of transformers, reactors, power supply units and combinations thereof - Part 2-12: Particular requirements and tests for constant voltage transformers and power supply units for constant voltage
Edition
2011-03
C52-111
Electrical transformers. Three-phase two-winding transformers 1000 to 10000 kilovoltamperes. Rated primary voltage 5.5 T0 63 kilovolts. Rated secondary voltage 3 to 20 kilovolts. Additional requirements. Characteristics.
Edition
1960-06-02
NF C52-558-2-16 ; NF EN 61558-2-16:2010-06-01
Safety of transformers, reactors, power supply units and similar products for supply voltages up to 1 100 V - Part 2-16 : Particular requirements and tests for switch mode power supply units and transformers for switch mode power supply units
Edition
2010-06-01