描述
产品简要说明
ALSTOM VAJC11ZF0754ABA是阿尔斯通（Alstom）专为变电站设计的工业继电器模块，核心特性包括：
辅助电路控制：支持断路器跳闸线圈、保护继电器的联动控制
高安全隔离：实现控制电路与主回路的电气隔离，满足变电站安全标准
环境监测集成：兼容温湿度、烟感等传感器信号采集
产品详细说明
1.硬件架构与核心参数
物理特性
尺寸：85×55×30mm（宽×高×深）
重量：220g
安装方式：导轨式安装（符合DIN 35标准）
电气性能
触点容量：
主触点：250V AC/30A
辅助触点：250V AC/5A
响应时间：
启动：≤10ms
断开：≤20ms
通信接口
工业总线：
1×Profinet（支持实时通信）
1×MVB（兼容变电站监控系统）
传感器接口：
4×模拟量输入（0-10V/4-20mA）
8×数字量输入（干接点/湿接点）
电源与功耗
输入电压：24V DC（冗余双电源输入）
功耗：≤5W（典型负载）
2.功能特性与行业适配
变电站专用设计
保护系统联动：
与保护继电器（如MVAJ23T1GB0774B）协同实现故障快速隔离
支持断路器跳闸线圈的精准控制（误差<1ms）
环境监测集成：
实时采集温湿度、烟感、风速等参数
超阈值自动触发报警并联动排风系统
安全冗余机制
双通道通信：Profinet与MVB双总线冗余（主从切换时间<50ms）
故障自诊断：
触点状态实时监测
电源异常告警（电压波动±15%阈值）
3.行业应用案例
变电站自动化：
用于主变压器保护系统（案例：法国EDF电网升级项目）
智能开关柜控制（案例：中国南方电网某220kV变电站）
工业环境监测：
高压设备温湿度预警（案例：德国西门子燃气轮机厂）
产品概述:ALSTOM VAJC11ZF0754ABA
作为变电站辅助控制的核心设备，其核心价值在于安全隔离与智能监测：
技术优势：
符合核设施电力系统抗震试验标准（GB/T 11802）
在-40°C至70°C环境下保持触点可靠性
行业适配：
电力系统：主变保护、开关柜控制
工业设施：高压设备环境监测
Product brief description
ALSTOM VAJC11ZF0754ABA is an industrial relay module designed by Alstom for substations.The core features include:
Auxiliary circuit control:Supports linkage control of circuit breaker trip coil and protection relay
High safety isolation:realizes electrical isolation between the control circuit and the main circuit,and meets the safety standards of the substation
Environmental monitoring integration:compatible with temperature and humidity,smoke and other sensor signal acquisition
Product details
1.Hardware architecture and core parameters
Physical characteristics
Size:85×55×30mm(width×height×deep)
Weight:220g
Installation method:Rail-type installation(compliant with DIN 35 standard)
Electrical performance
Contact capacity:
Main contact:250V AC/30A
Auxiliary contacts:250V AC/5A
Response time:
Startup:≤10ms
Disconnect:≤20ms
Communication interface
Industrial bus:
1×Profinet(supports real-time communication)
1×MVB(compatible with substation monitoring system)
Sensor interface:
4×Analog Input(0-10V/4-20mA)
8×digital input(dry contact/wet contact)
Power and power consumption
Input voltage:24V DC(redundant dual power supply input)
Power consumption:≤5W(typical load)
2.Functional characteristics adapt to industry
Special design for substations
Protection system linkage:
Cooperate with protection relays(such as MVAJ23T1GB0774B)to achieve rapid fault isolation
Supports accurate control of circuit breaker trip coil(Error<1ms)
Environmental monitoring integration:
Real-time collection of temperature and humidity,smoke sensation,wind speed and other parameters
Automatic alarm triggering overthreshold value and connecting exhaust system
Security redundancy mechanism
Dual-channel communication:Profinet and MVB dual bus redundancy(master-slave switching time<50ms)
Self-diagnosis of faults:
Real-time monitoring of contact status
Power supply abnormal alarm(voltage fluctuation±15%threshold)
3.Industry application cases
Substation automation:
Used for main transformer protection system(case:French EDF power grid upgrade project)
Intelligent switch cabinet control(case:a 220kV substation in China Southern Power Grid)
Industrial environment monitoring:
Temperature and humidity warning of high-pressure equipment(case:Siemens Gas Turbine Factory,Germany)
Product Overview:ALSTOM VAJC11ZF0754ABA
As the core equipment of auxiliary control of substations,its core value lies in safe isolation and intelligent monitoring:
Technical Advantages:
Comply with the seismic test standards for power systems in nuclear facilities(GB/T 11802)
Maintain contact reliability at-40°C to 70°C
Industry adaptation:
Power system:main transformer protection,switch cabinet control
Industrial facilities:Environmental monitoring of high-voltage equipment
