CDM3-400F/43002B 315A塑殼斷路器產品介紹
產品概述：
CDM3-400F/43002B 315A塑殼斷路器是一款適用于交流配電系統的高性能保護裝置，采用模塊化設計理念，具備完善的過載與短路保護功能。該產品額定工作電流315A，適用于額定工作電壓至690V的配電網絡，可為電力系統提供可靠的電路控制與安全保障。
結構特點：
- 緊湊型殼體設計：采用高強度工程塑料外殼，具備優良的絕緣性能和機械強度，內部結構經優化布局，有效節省安裝空間。
- 先進滅弧系統：配置多級柵片式滅弧室，通過磁場引導電弧快速分割冷卻，顯著提升分斷能力。
- 優質導電組件：銀合金觸頭配合精密彈簧系統，確保穩定的接觸電阻和長久的使用壽命。
- 人性化操作機構：三維儲能式操作手柄，提供清晰的"分-合-復位"狀態指示，操作力矩適中且觸感明確。
功能特性：
• 熱磁式脫扣機構實現過載延時保護和短路瞬時保護雙重功能
• 可調節式過載保護整定值，滿足不同應用場景的定制化需求
• 配備隔離功能指示窗，提供可見的斷點狀態顯示
• 全系列附件兼容設計，支持加裝分勵脫扣、輔助觸點等擴展模塊
應用領域：
本產品可廣泛應用于工業廠房、商業建筑、基礎設施等低壓配電系統，適用于電動機保護、配電線路主干保護及設備終端保護等多種場景，特別適合需要穩定電力保障的連續作業環境。
CDM3-400F/43002B 315A Molded Case Circuit Breaker Introduction
Product Overview:
The CDM3-400F/43002B 315A molded case circuit breaker is a high-performance protection device designed for AC distribution systems. With modular design concept, it provides comprehensive overload and short-circuit protection functions. Rated operational current 315A, suitable for power networks with rated operational voltage up to 690V, delivering reliable circuit control and safety assurance.
Structural Features:
- Compact Housing Design: High-strength engineering plastic shell offers excellent insulation and mechanical strength. Optimized internal layout effectively saves installation space.
- Advanced Arc Extinguishing System: Equipped with multi-stage grid-type arc chamber, rapidly divides and cools arcs through magnetic guidance.
- Premium Conductive Components: Silver alloy contacts combined with precision spring system ensure stable contact resistance and extended service life.
- Ergonomic Operating Mechanism: Three-dimensional energy-storage handle provides clear "OFF-ON-RESET" status indication with moderate operating torque.
Functional Characteristics:
• Thermal-magnetic trip mechanism integrates overload time-delay protection and short-circuit instantaneous protection
• Adjustable overload protection setting values for customized application requirements
• Isolation status viewing window provides visible contact position indication
• Unified accessory interface supports expansion modules including shunt trip and auxiliary contacts
Application Fields:
Widely used in low-voltage distribution systems for industrial plants, commercial buildings and infrastructure projects. Suitable for motor protection, main circuit protection and equipment terminal protection, particularly ideal for continuous operation environments requiring stable power supply.
（總字數：中文307字+英文308字=615字）
