T/CES 266-2023 Active Group standards

T/CES 266-2023 Regulations for flood and waterlogging prevention design of distribution facilities

Publish Date: 2023-12-27 Implement Date: 2023-12-28 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CES 266-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Civil engineering and architecture

ICS Name: The integrated transmission and distribution network

Publish Date: 2023-12-27

Implement Date: 2023-12-28

Scope

Scope: This standard specifies the technical requirements for flood control of power distribution facilities such as distribution substations, overhead distribution lines, cable distribution lines, distribution transformers, and communication and automation equipment in power distribution systems. This standard applies to the flood control design of new, modified, and reconstructed 10 (20) kV and lower distribution network projects after disasters. Main technical content: (1) Scope: This standard specifies the technical requirements for flood control of power distribution facilities such as distribution substations, overhead distribution lines, cable distribution lines, distribution transformers, and communication and automation equipment. This standard applies to the flood control design of new, modified, and reconstructed 10 (20) kV and lower distribution network projects after disasters. (2) Normative references: The main documents referenced in this standard include: - GB/T 4028: "Enclosure Protection Classification (IP Code)" - GB 50014: "Outdoor Drainage Design Standards" - GB 50015: "Building Water Supply and Drainage Design Standards" - GB 50053: "Design Code for 20 kV and Below Substations" - GB 50061: "Design Code for 66 kV and Below Overhead Power Lines" - GB 50201: "Flood Control Standards" - GB 50217: "Cable Design Standards for Power Engineering" - GB 51079: "Urban Flood Control Planning Standards" - DL/T 5216: "Design Regulations for 35 kV to 220 kV Urban Underground Substations" - DL/T 5221: "Technical Regulations for Urban Power Cable Line Design" - DL/T 5884: "Design Regulations for Power Cable Tunnels" (3) Terms and definitions: These include definitions of flooding, distribution networks, switch stations, distribution rooms, box substations, conductors, towers, and foundations. (4) General provisions: This chapter outlines the general requirements for flood control design of distribution network projects, including