T/CES 285-2024 12kV Digital Integrated Primary and Secondary Ring Network Box Technical Specification
T/CES 285-2024 12kV Digital Integrated Primary and Secondary Ring Network Box Technical Specification
Basic Information
Scope
Scope: This standard specifies the technical requirements, test items, test methods, packaging, transportation, and installation requirements for 12kV digital primary-secondary integrated ring network cabinets. This standard applies to the production, use, testing, and acceptance of 12kV digital primary-secondary integrated ring network cabinets with a rated voltage of 12kV and a frequency of 50Hz. Other voltage levels of ring network cabinets can be used for reference. Main technical content: (1) Scope: This standard specifies the technical requirements, test items, test methods, packaging, transportation, and installation requirements for 12kV digital primary-secondary integrated ring network cabinets. This standard applies to the production, use, testing, and acceptance of 12kV digital primary-secondary integrated ring network cabinets with a rated voltage of 12kV and a frequency of 50Hz. Other voltage levels of ring network cabinets can be used for reference. (2) Normative references: The main documents referenced in this standard include: - GB/T 2900.20-2016: Electrotechnical Terminology for High-Voltage Switchgear and Control Equipment - GB/T 3906: AC Metal-Enclosed Switchgear and Control Equipment with a Voltage of 3.6kV to 40.5kV - GB/T 11022: Common Technical Requirements for High-Voltage Switchgear and Control Equipment Standards - GB/T 13384: General Technical Conditions for Packaging of Electromechanical Products - GB/T 16927.1: High-Voltage Testing Technology - Part 1: General Definitions and Test Requirements - GB/T 18657.1-2002: Telecontrol Equipment and Systems - Part 5: Transmission Protocol - Section 1: Transmission Frame Format - DL/T 402: High-Voltage AC Circuit Breakers - DL/T 593: Common Technical Requirements for High-Voltage Switchgear and Control Equipment Standards - DL/T 721: Distribution Automation Remote Terminals - T/CES 018: Technical Conditions for 10kV and 20kV AC Sensors in Distribution Networks - T/CES 033