IEC 61811-52-2002 机电式有或无继电器.第52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.20 mm X 10 mm底座,2组转换触点
Electromechanical all-or-nothing relay - Part 52: Blank detail specification; Electromechanical all-or-nothing telecom relays of assessed quality; Two change-over contacts, 20 mm x 10 mm base
This part of IEC 61811 is a blank detail specification applicable to electromechanical all-or-nothing telecom relays of assessed quality. Relays according to this standard are provided for operation in telecommunication applications. However, as electromechanical all-or-nothing relays, they are also suitable for particular industrial and other applications.
This standard selects from IEC 61810-7 and other sources the appropriate methods of tests to be used in detail specifications derived from this specification, and contains basic test schedules to be used in the preparation of such specifications in accordance with IEC 61811-1.