Gully tops 500 × 500 for road gullies, class C 250 and class D 400 - Part 1: Summary

Gully tops 500 × 500 for road gullies, class C 250 and class D 400 - Part 2: Particulars

Safety and control devices for gas burners and gas burning appliances - Part 2: Pressure regulators for inlet pressures above 50 kPa up to and including 500 kPa; German version EN 88-2:2022+A1:2024

Safety and control devices for gas burners and gas burning appliances - Part 3: Pressure and/or flow rate regulators for inlet pressures up to and including 500 kPa, electronic types; German version EN 88-3:2022+A1:2024

Aerospace series - LOTAR -LOng Term Archiving and Retrieval of digital technical product documentation such as 3D, CAD and PDM data - Part 500: Fundamentals and Concepts for Long Term Archival of Model-based Systems Engineering

Fans - Procedures and methods to determine the energy efficiency for the electrical input power range of 125 W up to 500 kW; German and English version prEN 17166:2024

Short Range Devices (SRD) operating in the frequency range 25 MHz to 1 000 MHz with power levels ranging up to 500 mW e.r.p. - Part 2: Harmonised Standard for access to radio spectrum for non specific radio equipment (Endorsement of the English version EN 300 220-2 V3.3.1 (2025-01) as a German standard)

Radio Frequency Identification - Equipment operating in the band 2 446 MHz to 2 454 MHz with power levels up to a maximum of 500 mW e.i.r.p. and up to a maximum of 4 W e.i.r.p. - Harmonised Standard for access to radio spectrum (Endorsement of the English version EN 303 851 V1.0.0 (2025-01) as a German standard)

Connectors for electrical and electronic equipment - Product requirements - Part 3-122: Detail specification for 8-way, shielded, free and fixed connectors for I/O and data transmission with frequencies up to 500 MHz and current-carrying capacity in industrial environments

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 1: General requirements (IEC 61557-1:2019 + AMD1:2024); German version EN IEC 61557-1:2021 + A1:2024