DIN EN 61811-50-2002 机电式有或无继电器.第50部分:分规范:经质量评估的机电式有或无电信继电器 (IEC 61811-50:2002); 德文版本 EN 61811-50:2002
Electromechanical all-or-nothing relays - Part 50: Sectional specification; Electromechanical all-or-nothing telecom relays of assessed quality (IEC 61811-50:2002); German version EN 61811-50:2002
This standard selects from IEC 61810-7 and other sources the appropriate methods of test to be used in detail specifications derived from this specification, and contains basic test schedules to be used in the preparation of such specifications. Detailed test schedules are contained in the blank detail specifications supplementary to this specification.#,,#