A miniature circuit breaker
CN224696728UActive Publication Date: 2026-08-28ZHEJIANG TENGEN ELECTRIC
Patent Information
- Application Number
- CN202522126629.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-09-30
- Publication Date
- 2026-08-28
- Estimated Expiration
- 2035-09-30
AI Technical Summary
Technical Problem
[0003]以CN212485250U为例，它的N极主线路导体是利用了软导线穿过零序互感器，这种软导线的方式缠绕零序互感器是比较容易的，但是由于软导线质地过软，安装以后也不易定位，这就很难做到自动化生产
Benefits of technology
将N极主线路导体改为第一导电排，并且为硬质导体，然后将互感器与第一导电排通过固定结构形成一个整体，使得零序互感器与第一导电排形成一个小模块，在安装第一导电排的时候也完成了对零序互感器的安装，这样的模块化组装更加有利于自动化生产。
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure CN224696728U_ABST
Abstract
The application discloses a miniature circuit breaker, comprising a shell, the shell comprising a second shell and a third shell, the third shell being located on one side of the second shell in a first direction and forming an N-pole installation space with the second shell; the N-pole installation space being provided with an N-pole main line conductor and a zero sequence transformer; wherein the N-pole main line conductor comprises a first conductive row, the first conductive row being a hard conductor, the first conductive row comprising at least one terminal; the second shell and / or the third shell being provided with an installation groove, the first conductive row being at least partially embedded in the installation groove; the zero sequence transformer and the first conductive row forming an integral whole through a fixing structure, the zero sequence transformer being fixed on the second shell and / or the third shell through the first conductive row; and the application being beneficial to modular assembly and facilitating automatic production.
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Citation Information
Patent Citations
The residual current operated circuit breaker is suitable for low current
CN212485250U