DIN EN 300132-2:2007 Environmental Engineering (EE) - Power supply interface at the input to telecommunications equipment - Part 2: Operated by direct current (dc) (Endorsement of the English version EN 300132-2 V2.2.1 (2007-05) as German standard)
2023DIN EN 300132-2:2023-02 Environmental Engineering (EE) - Power supply interface at the input of Information and Communication Technology (ICT) equipment - Part 2: -48 V Direct Current (DC) (Endorsement of the English version EN 300 132-2 V2.7.1 (2022-09) as a German standard)...
2019DIN EN 300132-2:2019 Systems engineering – power supply interface at the entrance of telecommunications equipment – Part 2: 48 V direct current (DC)
2017DIN EN 300132-2:2017 Environmental Engineering (EE) - Power supply interface at the input to telecommunications and datacom (ICT) equipment - Part 2: Operated by -48 V direct current (dc) (Endorsement of the English version EN 300 132-2 V2.5.1 (2016-10) as German standard)
2012DIN EN 300132-2:2012 Enironmental Engineering (EE) - Power supply interface at the input to telecommunications and datacom (ICT) equipment - Part 2: Operated by -48 V direct current (dc) (Endorsement of the English version EN 300132-2 V2.4.6 (2011-12) as German standard)
2007DIN EN 300132-2:2007 Environmental Engineering (EE) - Power supply interface at the input to telecommunications equipment - Part 2: Operated by direct current (dc) (Endorsement of the English version EN 300132-2 V2.2.1 (2007-05) as German standard)