DIN EN IEC 61810-7-1:2022-08 全有或全无继电器 - 测试和测量 - 第 7-1 部分:目视检查和尺寸检查 (IEC 94/639/CD:2022)
All-or-nothing electrical relays - Tests and Measurements - Part 7-1: Visual inspection and check of dimensions (IEC 94/639/CD:2022); Text in German and English / Note: Date of issue 2022-07-29