DIN EN IEC 61051-2:2021-03 電子設(shè)備用壓敏電阻第2部分:浪涌抑制壓敏電阻分規(guī)范
Varistors for use in electronic equipment - Part 2: Sectional specification for surge suppression varistors (IEC 40/2768/CD:2020); Text in German and English / Note: Date of issue 2021-02-19