Home / Standards / DL/T 2233-2021 DL/T 2233-2021 Active 额定电压110kV～500kV交联聚乙烯绝缘海底电缆系统预鉴定试验规范 Standard Type DL ICS N/A CCS N/A Status Active Issue Date 2021-01-07 Implementation 2021-07-01 Centralized Committee 国家能源局 Issuing Authority 国家能源局