Fixed installations for railway applications - Electrical safety, earthing and the return circuit - Part 3: Mutual Interaction of AC and DC traction systems; German and English version EN 50122-3:2022/prA1:2024

Railway applications - Fixed installations - Particular requirements for a.c. switchgear - Part 3-1: Measurement, control and protection devices for specific use in a.c. traction systems - Devices; German and English version EN 50152-3-1:2017/prA1:2024

Coupling capacitors and capacitor dividers - Part 2: AC or DC single-phase coupling capacitor connected between line and ground for power line carrier-frequency (PLC) application

Electric vehicle conductive charging system - Part 21-1 Electric vehicle on-board charger EMC requirements for conductive connection to AC/DC supply

Electrical insulation systems - Procedures for thermal evaluation - Part 51: Specific requirements for electrical insulation systems in dry-type resin-encapsulated high-voltage windings using AC dielectric breakdown as diagnostic

Instrument transformers - Part 201: General requirements for Instrument Transformers for low voltage applications (=1000 V AC and 1500 V DC)

Power installations exceeding 1 kV AC and 1,5 kV DC - Part 1: AC

Electricity metering equipment - Particular requirements - Part 21: Static meters for AC active energy (classes 0,5, 1 and 2)

Electricity metering equipment - Particular requirements - Part 22: Static meters for AC active energy (classes 0,1S, 0,2S and 0,5S)

Electricity metering equipment - Particular requirements - Part 26: Static revenue grade sub-meters for AC active energy (classes 0,5, 1, 2) and fundamental component reactive energy (classes 0,5S, 1S, 1, 2 and 3)