描述
产品简要说明
Alstom MVAJ23R1AB0505F是一款专为铁路供电系统设计的中压真空断路器，核心功能包括：
高分断能力：额定短路开断电流达50kA（40.5kV）
智能诊断：内置状态监测模块，支持触头磨损寿命预测
环境适应：IP67防护等级，耐受-40℃至70℃极端温度
快速响应：分闸时间≤80ms，合闸时间≤120ms
产品详细说明
1.机械结构与电气特性
真空灭弧室设计：
采用铜铬触头材料，耐电弧侵蚀能力提升30%
机械寿命达10,000次操作（分合闸循环）
操作机构：
电磁操作机构（额定操作电压24V DC）
手动紧急分闸装置，符合EN 60947-2标准
2.智能控制与监测
状态监测系统：
触头磨损深度传感器（精度±0.1mm）
机械动作次数计数器（电子化记录）
通信接口：
1×Modbus RTU（RS-485）
可选IEC 61850通信模块
3.铁路场景适配设计
抗振动能力：
满足IEC 61373标准（铁路车辆电气设备振动测试）
固定支架采用阻尼减震材料
电磁兼容性：
符合EN 50121-3-2标准（铁路电磁干扰环境）
技术规格:Alstom MVAJ23R1AB0505F
参数项规格描述
额定电压40.5kV
额定电流2500A（连续运行）
短路开断电流50kA（40.5kV）
防护等级IP67（防尘防水）
操作机构电磁操作机构（24V DC）+手动分闸装置
机械寿命10,000次操作
环境温度-40℃至70℃
核心价值与性能亮点
1.高可靠性供电保障
技术突破：在高铁牵引变电站中，50kA分断能力确保故障快速隔离
2.全生命周期管理
场景案例：某地铁项目中，触头磨损预测功能使维护成本降低25%
Product brief description
Alstom MVAJ23R1AB0505F is a medium voltage vacuum circuit breaker specially designed for railway power supply systems.The core functions include:
High breaking capability:Rated short circuit breaking current up to 50kA(40.5kV)
Intelligent diagnostics:built-in status monitoring module,supports contact wear life prediction
Environmental adaptation:IP67 protection level,withstand extreme temperatures of-40℃to 70℃
Quick response:Opening time≤80ms,closing time≤120ms
Product details
1.Mechanical structure and electrical characteristics
Vacuum arc extinguishing room design:
Copper-chrome contact material is used to improve arc corrosion resistance by 30%
Mechanical life up to 10,000 operations(opening and closing cycle)
Operating mechanism:
Electromagnetic operating mechanism(rated operating voltage 24V DC)
Manual emergency opening device,comply with EN 60947-2 standard
2.Intelligent control and monitoring
Status Monitoring System:
Contact wear depth sensor(accuracy±0.1mm)
Mechanical action count counter(electronic record)
Communication interface:
1×Modbus RTU(RS-485)
Optional IEC 61850 communication module
3.Railway scene adaptation design
Vibration resistance:
Meet IEC 61373 standard(vibration vehicle electrical equipment vibration test)
Fixed bracket is made of damping and shock-absorbing materials
Electromagnetic compatibility:
Comply with EN 50121-3-2 standard(rail electromagnetic interference environment)
Technical Specifications:Alstom MVAJ23R1AB0505F
Parameters Specification Description
Rated voltage:40.5kV
Rated current 2500A(continuous operation)
Short circuit breaking current 50kA(40.5kV)
Protection level IP67(dust-proof and waterproof)
Operating mechanism Electromagnetic operating mechanism(24V DC)+Manual opening device
Mechanical life:10,000 operations
Ambient temperature-40℃to 70℃
Core Valuesand Performance Highlights
1.High reliability power supply guarantee
Technical breakthrough:In high-speed rail traction substations,50kA breakage capability ensures rapid isolation of faults
2.Full life cycle management
Scenario case:In a subway project,the contact wear prediction function reduces maintenance costs by 25%.
