T/CAS ES303708001-2022 Active

Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for extruded insulated power cables with a rated voltage of 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV). This document applies to the quality grading evaluation activities of fixed-installation extruded insulated power cables with a rated voltage of 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) in power grids or industrial installations. Main technical content: 1. Scope: This document specifies the evaluation procedures and requirements, evaluation methods, and quality grading for extruded insulated power cables with a rated voltage of 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV). This document applies to the quality grading evaluation activities of fixed-installation extruded insulated power cables with a rated voltage of 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) in power grids or industrial installations. 2. Normative references: The following documents are essential for the application of this document. For dated references, only the version dated is applicable to this document. For undated references, the latest version (including all amendments) is applicable to this document. - GB/T 156: Standard voltage - GB/T 12706.1: Rated voltage 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) extruded insulated power cables and accessories – Part 1: Rated voltage 1 kV (Um = 1.2 kV) and 3 kV (Um = 3.6 kV) cables - GB/T 12706.2: Rated voltage 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) extruded insulated power cables and accessories – Part 2: Rated voltage 6 kV (Um = 7.2 kV) to 30 kV (Um = 36 kV) cables - GB/T 12706.3: Rated voltage 1 kV (Um = 1.2 kV) to 35 kV (Um = 40.5 kV) extruded insulated power cables and accessories – Part 3: Rated voltage 35 kV (Um = 40.5 kV) cables - GB/T 17650.2: Determination of gases released during combustion of materials taken from cables or optical cables – Part 2: Determination of acidity (measured by pH) and electrical c