T/DZJN 28-2021, Technical Standards for Power over Ethernet (PoE) Systems Engineering
T/DZJN 28-2021
Basic Information
Scope
Main technical content: 4. General requirements 4.1 To standardize the construction of PoE system projects, adapt to the integrated development of information transmission and equipment power supply, and ensure the quality of information transmission and power supply safety, this standard is formulated. 4.2 The construction of PoE system projects shall be planned in a unified manner based on the nature of the project and environmental conditions, as well as short- and long-term user needs, so as to achieve advanced technology and reasonable economy. 4.3 The information facilities installed in the building wiring pipe network and telecommunications rooms and equipment rooms in PoE system projects shall be constructed synchronously with the building. 4.4 PoE system projects shall select standardized products that comply with relevant national technical standards. Products that have not been issued with a PoE product quality inspection report by a legally authorized national testing institution shall not be used in the project. 4.5 In addition to complying with this standard, the construction of PoE system projects shall also comply with the provisions of the current relevant national standards.