DL/T 849.1-2019 General technical requirements for special test instruments for electric power equipment Part 1: Cable fault flash tester (English Version)
1970DL/T 849.1-2019 General technical requirements for special test instruments for electric power equipment Part 1: Cable fault flash tester
2004DL/T 849.1-2004 General technical specification of test instruments used for power equipments Part 1: fault flashover test instrument for power cable