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DIN EN 50136-1
Alarm systems - Alarm transmission systems and equipment - Part 1: General requirements for alarm transmission systems
DIN EN 50152-3-1
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 version EN 50152-3-1:2017+A1:2025
DIN EN 50155
Railway applications - Rolling stock - Electronic equipment; German and English version prEN 50155:2024
DIN EN 50159
Railway applications - Communication, signalling and processing systems - Safety-related communication in transmission systems; German version EN 50159:2026
DIN EN 50160
Voltage characteristics of electricity supplied by public electricity networks; German version EN 50160:2022 + A1:2025
DIN EN 50171/A1
Central safety power supply systems
DIN EN 50173-3/A1
Information technology - Generic cabling systems - Part 3: Industrial spaces; German and English version EN 50173-3:2018/prA1:2026
DIN EN 50173-6/A1
Information technology - Generic cabling systems - Part 6: Distributed building services German and English version EN 50173-6:2018/prA1:2026
DIN EN 50174-1
Information technology - Cabling installation - Part 1: Installation specification and quality assurance
DIN EN 50174-2
Information technology - Cabling installation - Part 2: Installation planning and practices inside buildings German version prEN 50174-2:2026
