Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 3: Operated by rectified current source, alternating current source or direct current source up to 400 V; Sub-part 1: Direct current source up to 400 V

Norma vydána dne 20.2.2012

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Norma vydána dne 7.8.2003

Environmental Engineering (EE); Power supply interface at the input of Information and Communication Technology (ICT) equipment; Part 3: Up to 400 V Direct Current (DC)

Norma vydána dne 5.7.2021

Environmental Engineering (EE); Power supply interface at the input of Information and Communication Technology (ICT) equipment; Part 3: Up to 400 V Direct Current (DC)

Norma vydána dne 25.1.2023

Paging Systems (PS); Enhanced Radio MEssage System (ERMES); Part 1: General aspects

Norma vydána dne 2.7.1992

ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 1: General aspects

Norma vydána dne 30.11.1997

Paging Systems (PS); Enhanced Radio MEssage System (ERMES); Part 2: Service aspects

Norma vydána dne 2.7.1992

Paging Systems (PS); Enhanced Radio MEssage System (ERMES); Part 2: Service aspects

Norma vydána dne 12.1.1994

ElectroMagnetic Compatibility and Radio Spectrum Matters (ERM); Enhanced Radio MEssage System (ERMES); Part 2: Service aspects

Norma vydána dne 30.11.1997

Paging Systems (PS); Enhanced Radio MEssage System (ERMES); Part 3: Network aspects

Norma vydána dne 2.7.1992