塑壳配电保护CDM6S-400L/3300 400A
产品概述
CDM6S-400L/3300 400A塑壳配电保护断路器是一款高性能电气保护设备，专为工业及商业配电系统设计。该产品采用热磁式脱扣技术，具备L型高分断能力，可有效保护电路免受过载和短路故障的影响。其额定工作电流为400A，适用于交流50Hz、额定工作电压至415V的配电网络，能够满足各类复杂用电场景的稳定运行需求。512
技术特点
该断路器采用模块化结构设计，壳体材料选用高强度工程塑料，具有优异的绝缘性能和机械强度。产品配备复式脱扣器，集成了过载长延时保护和短路瞬时保护功能，确保在故障发生时快速切断电路。其紧凑的尺寸设计（400L规格）便于在配电柜中灵活安装，同时支持板前接线和固定式安装方式，操作机构采用手柄直接控制，符合人体工程学设计。921
核心参数
CDM6S-400L/3300的额定绝缘电压为800V，极限短路分断能力达到50kA（400V AC时），运行短路分断能力为100%。产品机械寿命达10,000次操作循环，电气寿命在415V电压下为3,000次操作循环。脱扣单元采用可调式设计，允许用户根据实际负载特性调整保护参数，实现精准的配电保护。58
应用领域
本产品广泛应用于建筑配电、工业控制、基础设施等领域的低压配电系统，特别适用于电动机保护、变压器出线保护及主配电柜进线保护等场景。其可靠的性能表现使其成为数据中心、医院、轨道交通等对供电连续性要求较高场所的理想选择。1222
Product Introduction
The CDM6S-400L/3300 400A Molded Case Circuit Breaker is a high-performance electrical protection device designed for industrial and commercial power distribution systems. With thermal-magnetic trip technology and L-type high breaking capacity, it effectively safeguards circuits against overload and short-circuit faults. Rated at 400A operating current, it is suitable for 50Hz AC power networks with rated operational voltage up to 415V, meeting stable operation requirements in various complex electrical scenarios.
Key Features
This breaker features modular construction with high-strength engineering plastic housing that delivers excellent insulation and mechanical properties. The integrated dual protection system combines overload long-delay and short-circuit instantaneous trip functions, ensuring rapid circuit interruption during faults. Its compact dimensions (400L specification) allow flexible installation in distribution cabinets, supporting front-mounted wiring and fixed mounting methods. The ergonomically designed handle provides direct control operation.
Technical Specifications
The product boasts 800V rated insulation voltage and 50kA ultimate short-circuit breaking capacity (at 400V AC), with 100% service short-circuit breaking capacity. It achieves 10,000 mechanical operation cycles and 3,000 electrical operation cycles at 415V. The adjustable trip unit enables customized protection parameter settings based on actual load characteristics for precise power distribution protection.
Application Scenarios
Widely used in building power distribution, industrial control systems and infrastructure projects, this breaker is particularly suitable for motor protection, transformer outlet protection and main switchboard incoming line protection. Its reliable performance makes it an ideal choice for data centers, hospitals, rail transit and other facilities requiring high power supply continuity. 215
塑壳配电保护CDM6S-400L/3300 400A
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