Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 9: Equipment for insulation fault location in IT systems

Die Norm herausgegeben am 14.12.2023

Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests
(Securite des transformateurs, bobines d´inductance, blocs d´alimentation et des combinaisons de ces elements - Partie 1: Exigences generales et essais)

Die Norm herausgegeben am 29.9.2017

Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests

Die Norm herausgegeben am 29.9.2017

Corrigendum 1 - Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests
(Corrigendum 1 - Securite des transformateurs, bobines d´inductance, blocs d´alimentation et des combinaisons de ces elements - Partie 1: Exigences generales et essais)

Korrektur herausgegeben am 8.12.2025

Safety of transformers, reactors, power supply units and combinations thereof - Part 2-1: Particular requirements and tests for separating transformers and power supply units incorporating separating transformers for general applications
(Securite des transformateurs, bobines d´inductance, blocs d´alimentation et des combinaisons de ces elements – Partie 2-1: Exigences particulieres et essais pour les transformateurs d´isolement a enroulements separes et les blocs d´alimentation incorporant des transformateurs d´isolement a enroulements separes pour applications d´ordre general)

Die Norm herausgegeben am 21.4.2021

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
(Securite des transformateurs, bobines d´inductance, blocs d´alimentation et des combinaisons de ces elements - Partie 2-10 : Exigences particulieres et essais pour les transformateurs d´isolement a enroulements separes a niveau d´isolement eleve et pour les transformateurs d´isolement a enroulements separes a tensions secondaires superieures a 1 000 V)

Die Norm herausgegeben am 7.6.2024

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

Die Norm herausgegeben am 7.6.2024

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

Die Norm herausgegeben am 7.6.2024

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

Die Norm herausgegeben am 7.6.2024

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
(Securite des transformateurs, bobines d´inductance, blocs d´alimentation et des combinaisons de ces elements - Partie 2-12: Exigences particulieres et essais pour les transformateurs a tension constante et les blocs d´alimentation pour tension constante)

Die Norm herausgegeben am 10.4.2024