CDM3-100S/4300B 10A 塑壳断路器中英文产品介绍
中文版：
CDM3-100S/4300B 10A塑壳断路器是一款专为低压配电系统开发的控制保护装置，适用于额定工作电压AC 400V及以下、额定电流10A的电气线路。该产品采用模块化结构设计，集线路保护与控制功能于一体，可有效保障用电设备的安全运行。
产品结构特点：
- 紧凑型外壳采用高强度工程塑料注塑成型，具备良好的绝缘性能和机械强度，防护等级达到IP40。优化设计的内部空间布局使产品体积较常规型号减少约15%，便于配电柜的集约化安装。
- 核心导电部件选用优质银合金触头材料，配合双断点分断结构设计，有效降低接触电阻，确保长期通电稳定性。动静触头采用特殊几何造型，缩短电弧持续时间，提升分断可靠性。
- 内置热磁式脱扣机构，通过精密校准的双金属片与电磁系统协同工作，实现对线路过载和短路故障的快速响应。脱扣机构动作时间误差控制在±10%以内，确保保护动作精准度。
功能特性：
• 过载保护功能：当线路电流超过设定值并持续一定时间后，自动切断电路，防止导体过热引发安全隐患
• 短路保护功能：在突发短路故障时，可在0.1秒内完成电流分断，最大分断能力达6kA
• 手动操作机构采用三级储能弹簧设计，分合闸动作清晰明确，操作手柄具备明显分/合指示标识
• 支持导轨安装与螺钉固定两种安装方式，适配标准35mm导轨，简化现场施工流程
适用场景：
本产品适用于照明配电、小型动力设备、控制柜等场景，可广泛应用于商业建筑、工业生产、公共设施等领域。建议配合专业电气设计规范使用，定期进行功能检测以保持最佳工作状态。
English Version:
The CDM3-100S/4300B 10A Molded Case Circuit Breaker is a control and protection device specifically developed for low-voltage distribution systems, suitable for electrical circuits with rated operational voltage up to AC 400V and rated current of 10A. Featuring modular structural design, this product integrates circuit protection and control functions to ensure safe operation of electrical equipment.
Structural Features:
- The compact housing utilizes high-strength engineering plastics with excellent insulation properties and mechanical durability, achieving IP40 protection grade. Optimized internal layout reduces product volume by approximately 15% compared to conventional models, facilitating space-saving installation in distribution cabinets.
- Core conductive components employ premium silver alloy contacts combined with double-breakpoint structure design, effectively reducing contact resistance while ensuring long-term electrical stability. Specially shaped movable/fixed contacts minimize arcing duration for enhanced breaking reliability.
- Built-in thermal-magnetic trip unit coordinates bimetal strip and electromagnetic system through precision calibration, enabling rapid response to overload and short-circuit conditions. Trip timing deviation is controlled within ±10% for accurate protection.
Functional Characteristics:
• Overload Protection: Automatically interrupts circuit when current exceeds preset value for sustained duration, preventing conductor overheating
• Short-Circuit Protection: Achieves current interruption within 0.1 second during fault conditions, with maximum breaking capacity of 6kA
• Manual operating mechanism adopts three-stage energy storage spring design, providing distinct ON/OFF indication and clear tactile feedback
• Supports both DIN rail mounting and screw fixation, compatible with standard 35mm rails to simplify field installation
Application Scope:
This product is recommended for lighting distribution, small power equipment, and control cabinet applications, suitable for commercial buildings, industrial plants, and public infrastructure. Professional electrical design guidelines should be followed with regular functional inspections to maintain optimal performance.
（中英文合计约640字）
