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实用新型
CN206117120U 一种任意缺相保护装置 失效 - 权利终止

一种任意缺相保护装置
摘要：
本实用新型公开了一种任意缺相保护装置，包括交流接触器，在交流接触器吸引线圈上连接有第二吸引线圈，第二吸引线圈的一端与交流接触器吸引线圈的一端连接后并与三相线的其中一相电连接，第二吸引线圈的另一端与交流接触器吸引线圈的另一端分别连接另两相；第二吸引线圈的一端和与其连接的相线之间连接有启动按钮，启动按钮上并联有自锁触头；交流接触器吸引线圈另一端和与其连接的相线之间串接有转换触头和主触头。
摘要（英）：

The utility model discloses an arbitrary looks protection device that lacks, including ac contactor, be connected with the 2nd attraction coil on ac contactor attraction coil, the 2nd attraction coil's one end and ac contactor attraction coil's one end is connected the back and with one of them electric connection mutually of triple line, the 2nd attraction coil's the other end and ac contactor attraction coil's the other end are connected respectively that other is double -phase, be connected with the start button between the 2nd attraction coil's one end and the connected phase line, parallelly connected on the start button have an auto -lock contact, change -over contact and main contact has concatenated between the ac contactor attraction coil other end and the connected phase line.

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