CDM6S-250M/4330B 125A插入式板后接线塑壳配电保护装置产品介绍
产品概述
CDM6S-250M/4330B 125A是一款专为低压配电系统设计的插入式塑壳保护装置，采用板后接线结构，适用于交流50/60Hz、额定工作电压至400V的配电网络。该产品集线路保护与控制功能于一体，可有效实现过载、短路等故障的可靠分断，为电气设备及线路提供安全保障。
核心特点
-
紧凑型结构设计
采用高密度材料成型工艺，在保持125A额定电流承载能力的同时，实现体积优化。模块化构造使安装维护更为便捷，特别适合空间受限的配电箱体布局。
-
智能化保护机制
配备精密的双金属片热脱扣机构与瞬时电磁脱扣装置，可根据负载特性自动调节保护参数。阶梯式延时特性有效避免误动作，确保选择性保护配合。
-
便捷式安装方案
独特的插入式卡接结构配合板后接线方式，支持导轨快速安装。旋钮式接线端子设计使导线连接更稳固，维护时可带电更换模块，显著减少停电时间。
-
可视化状态指示
集成四档分合闸位置指示窗，配合机械式脱扣状态显示，运维人员可直观掌握设备运行状态。橙色脱扣指示器在故障分断后保持锁定，便于故障追溯。
应用场景
本产品适用于工业控制柜、建筑配电箱、商业综合体配电室等场合，可为电动机、照明系统、配电干线等负载提供可靠保护。在自动化生产线、智能楼宇系统、新能源充电设施等领域具有广泛应用。
安装优势
板后接线方式有效节省面板操作空间，支持密集型排列安装。双断点触头结构确保分断能力，防护等级达到IP40标准。可扩展辅助触点模块，满足远程监控需求。
维护特性
模块化设计支持本体与底座分离维护，更换时无需拆除主回路导线。触头系统采用银合金材质，具有抗熔焊特性，接触压力自调节机构保证长期稳定运行。
【English Version】
Product Introduction of CDM6S-250M/4330B 125A Plug-in Molded Case Protection Device with Rear-Terminal Connection
Product Overview
The CDM6S-250M/4330B 125A is a plug-in molded case protection device designed for low-voltage distribution systems, featuring rear-terminal connection structure. Suitable for AC 50/60Hz networks with rated operational voltage up to 400V, this device integrates circuit protection and control functions, providing reliable interruption for overload and short-circuit faults to ensure electrical system safety.
Key Features
-
Compact Design
Utilizing high-density material molding technology, the device achieves space optimization while maintaining 125A current rating. Modular construction facilitates installation and maintenance, particularly suitable for confined panel layouts.
-
Adaptive Protection
Equipped with precision bimetal thermal trip and instantaneous electromagnetic trip mechanisms. Time-delay characteristics enable selective coordination, automatically adjusting protection parameters based on load characteristics.
-
Tool-Free Installation
Unique plug-in docking system with rear-terminal connection supports rail mounting. Rotary clamp terminals ensure secure conductor connection, allowing live module replacement to minimize downtime.
-
Visual Status Indication
Four-position status window with mechanical trip indicator provides clear operation monitoring. Locking orange trip flag maintains fault record for post-event analysis.
Application Fields
Widely used in industrial control cabinets, building distribution boards, and commercial power rooms. Provides protection for motor loads, lighting systems, and power distribution feeders. Suitable for automated production lines, smart building systems, and EV charging infrastructure.
Installation Benefits
Rear-termination saves panel space for high-density installation. Double-break contact structure ensures reliable interruption performance. Expandable auxiliary contact modules support remote monitoring requirements.
Maintenance Advantages
Modular design allows base-body separation for servicing without disconnecting main conductors. Silver-alloy contacts with anti-welding properties and self-adjusting pressure mechanism ensure long-term operational stability.
