美利体育登录入口官网:DIN EN 61811-55:2003 机电式有或无继电器.第55部分:空白详细规范.经质量评定的机电式有或无电信继电器.11 mm X 7.5 mm (最大)底座的2组转换触点
Electromechanical all-or-nothing relays - Part 55: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Two change-over contacts, 11 mm x 7,5 mm (max.) base (IEC 61811-55:2002 + Corrigendum 1); German version EN