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STN is a protected designation of Slovak national technical standards.
Environmental Engineering (EE); Power supply interface at the input to telecommunications equipment; Part 2: Operated by direct current (dc)
Standard published on 1.11.2007
Selected format:Environmentálne inžinierstvo (EE). Rozhranie napájania na vstupe telekomunikačných zariadení. Časť 2: Napájanie jednosmerným prúdom (dc) (Norma na priame používanie ako STN).
Standard published on 1.4.2008
Selected format:Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 2: Operated by -48 V direct current (dc)
Standard published on 1.6.2012
Selected format:Environmental Engineering (EE); Power supply interface at the input to telecommunications and datacom (ICT) equipment; Part 2: Operated by -48 V direct current (dc)
Standard published on 1.4.2017
Selected format:Environmental Engineering (EE); Power supply interface at the input of Information and Communication Technology (ICT) equipment; Part 2: -48 V Direct Current (DC)
Standard published on 1.11.2019
Selected format:Environmental Engineering (EE); Power supply interface at the input of Information and Communication Technology (ICT) equipment; Part 2: -48 V Direct Current (DC)
Standard published on 1.4.2023
Selected format:Environmental Engineering (EE); Power supply interface at the input of Information and Communication Technology (ICT) equipment; Part 2: -48 V Direct Current (DC)
Standard published on 1.3.2025
Selected format:Navrhovanie zariadení (EE). Rozhranie napájania na vstupe telekomunikačných zariadení. Časť 2: Napájanie jednosmerným prúdom (dc) (Norma na priame používanie ako STN).
Change published on 1.7.2002
Selected format:Environmental Engineering (EE); Power supply interface at the input to telecommunications equipment; Part 3: Operated by rectified current source, alternating current source or direct current source up to 400 V
Standard published on 1.3.2004
Selected format: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)
Standard published on 1.10.2021
Selected format:Latest update: 2026-01-25 (Number of items: 2 257 482)
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