DZ15-40/3902 25A 塑殼斷路器 產品介紹
（中英雙語）
一、產品概述
DZ15-40/3902 25A塑殼斷路器是一款專為低壓配電系統設計的電路保護裝置，適用于交流50Hz、額定電壓至400V的電路中。該產品采用模塊化結構設計，具備可靠的過載與短路保護功能，可有效防止電氣線路因電流異常引發的設備損壞或安全隱患。25A額定電流規格適用于中小型負載場景，兼顧安全性與經濟性。
二、核心特點
-
精準保護
通過優化熱磁脫扣機構，實現過載延時保護與短路瞬時保護的協調配合，確保在電流異常時快速切斷故障電路，減少設備損傷風險。
-
耐用結構
外殼采用高強度工程塑料，具備良好的阻燃性與抗沖擊性能，內部觸頭系統選用銀合金材料，導電穩定且耐電弧燒蝕，延長產品使用壽命。
-
便捷操作
手柄分合閘清晰明確，支持手動操作與故障指示功能，復位簡單，維護方便。
-
靈活安裝
支持標準導軌安裝，兼容多種配電箱布局需求，節省空間并提升部署效率。
三、應用領域
廣泛適用于工業控制柜、商業建筑配電系統、公共設施照明回路等場景，為電動機、配電線路及用電設備提供可靠的電路保護。
四、技術參數
- 額定電流：25A
- 額定工作電壓：AC 400V
- 極數：3P
- 分斷能力：6kA
- 機械壽命：≥10,000次
- 使用環境溫度：-5℃～+40℃
五、安全與環保
產品設計遵循電氣安全規范，在異常電流下迅速動作，降低火災風險。材料選用符合環保要求，無有害物質釋放。
DZ15-40/3902 25A Molded Case Circuit Breaker Product Introduction
1. Product Overview
The DZ15-40/3902 25A molded case circuit breaker is designed for low-voltage power distribution systems, suitable for circuits with AC 50Hz and rated voltage up to 400V. Featuring a modular structure, it provides reliable overload and short-circuit protection, effectively preventing equipment damage or safety hazards caused by abnormal currents. The 25A rated current model is ideal for medium to small load scenarios, balancing safety and cost efficiency.
2. Key Features
-
Precision Protection
An optimized thermal-magnetic trip mechanism coordinates delayed overload protection with instantaneous short-circuit protection, ensuring rapid interruption of faulty circuits to minimize equipment damage.
-
Durable Construction
The high-strength engineering plastic housing offers flame resistance and impact resistance. Silver alloy contacts ensure stable conductivity and resistance to arc erosion, enhancing product lifespan.
-
User-Friendly Operation
A clear handle indicates ON/OFF status and fault conditions, enabling easy reset and maintenance.
-
Flexible Installation
Compatible with standard rail mounting, it adapts to diverse distribution cabinet layouts, saving space and improving deployment efficiency.
3. Applications
Widely used in industrial control cabinets, commercial building power systems, and public facility lighting circuits, providing reliable protection for motors, distribution lines, and electrical equipment.
4. Technical Parameters
- Rated Current: 25A
- Rated Voltage: AC 400V
- Poles: 3P
- Breaking Capacity: 6kA
- Mechanical Life: ≥10,000 cycles
- Operating Temperature: -5℃～+40℃
5. Safety & Environmental Compliance
The design adheres to electrical safety principles, activating swiftly under abnormal currents to mitigate fire risks. Materials comply with eco-friendly requirements, free from hazardous substances.
（中英文總計約450字）
