描述
ABB REF543KB127AAAA是一款高性能的馈线保护继电器模块，隶属于ABB公司的REF 543系列。以下是其产品详情：
基本信息
品牌：ABB
型号：REF543KB127AAAA
产品类型：馈线保护继电器模块
应用系统：中压配电网络
工作电压：220V AC
辅助电源：80-265V AC/DC
额定电流：1/5A（适用于电流互感器输入）
额定电压：100/110V（适用于电压互感器输入）
数字输入：25路
输出继电器：18路
通信协议：支持Modbus RTU、SPA bus、LON bus、IEC 60870-5-103，通过适配器可支持IEC 61850等。
产品特点
保护功能全面：提供非方向性和方向性过流保护、接地故障保护、残压保护、过压和欠压保护、热过载保护、断路器失灵保护以及自动重合闸等功能。
测量与监测能力强：可实时测量三相电流、相间/相地电压、中性点电流、残压、频率、功率因数、有功功率和无功功率及电能，还能进行总谐波失真监测以及电压暂降、暂升和短时中断等短时电压变化测量。
集成化控制与自动化：支持对开关设备的本地和远程控制，内置大量PLC功能，可集成多种自动化和顺序逻辑功能。
故障定位与状态监测：内置故障定位功能，可精确定位短路故障和接地故障，还包含断路器状态监测、跳闸回路监视和内部自监视功能。
应用领域
中压配电网络保护：可作为中压配电网（如6kV至36kV）中的馈线保护单元，适用于各种类型的开关设备和不同接地方式的网络。
变电站自动化：其丰富的PLC功能和多协议通信能力使其成为变电站自动化系统的重要组成部分，可实现馈线的自动化控制、状态监测和数据采集。
工业电力系统保护：可用于保护工业配电系统中的馈线、电动机以及用于无功补偿的并联电容器组，确保工业生产过程的连续性和设备的安全运行。
电能质量监测与管理：凭借先进的电能质量测量功能，可在需要对电压、电流谐波失真、电压暂降/暂升进行监测和统计分析的应用中发挥作用。
分布式电源集成：可为分布式电源（如光伏、风电）并网点提供必要的保护和控制功能，确保新能源并网点的安全稳定运行。
The ABB REF543KB127AAAA is a high-performance feeder protection relay module,part of ABB’s REF 543 series.Here are its product details:
Basic Information
Brand:ABB
Model:REF543KB127AAAA
Product Type:Feeder Protection Relay Module
Application System:Medium Voltage Distribution Network
Operating Voltage:220V AC
Auxiliary Power Supply:80-265V AC/DC
Rated Current:1/5A(for current transformer input)
Rated Voltage:100/110V(for voltage transformer input)
Digital Inputs:25
Output Relays:18
Communication Protocols:Supports Modbus RTU,SPA bus,LON bus,IEC 60870-5-103,and IEC 61850(via adapter).
Product Features
Comprehensive Protection Functions:Provides non-directional and directional overcurrent protection,ground fault protection,residual voltage protection,overvoltage and undervoltage protection,thermal overload protection,circuit breaker failure protection,and automatic reclosing.
Powerful Measurement and Monitoring Capabilities:Real-time measurement of three-phase current,phase-to-phase/phase-to-ground voltage,neutral current,residual voltage,frequency,power factor,active power,reactive power,and energy.Also monitors total harmonic distortion and transient voltage variations such as voltage sags,swells,and interruptions.
Integrated Control and Automation:Supports local and remote control of switching devices.Built-in PLC functions enable integration of various automation and sequence logic functions.
Fault Location and Status Monitoring:Built-in fault location function accurately identifies short circuits and ground faults.Also includes circuit breaker status monitoring,trip circuit monitoring,and internal self-monitoring.
Application Areas
Medium Voltage Distribution Network Protection:Suitable as a feeder protection unit in medium voltage distribution networks(e.g.,6kV to 36kV),applicable to various types of switchgear and different grounding systems.
Substation Automation:Its extensive PLC functionality and multi-protocol communication capabilities make it an essential component of substation automation systems,enabling automated control,status monitoring,and data acquisition of feeders.Industrial Power System Protection:This system can protect feeders,motors,and parallel capacitor banks used for reactive power compensation in industrial power distribution systems,ensuring the continuity of industrial processes and the safe operation of equipment.
Power Quality Monitoring and Management:With advanced power quality measurement capabilities,it can be used in applications requiring monitoring and statistical analysis of voltage and current harmonics,and voltage sags/swells.
Distributed Energy Resource Integration:It provides necessary protection and control functions for grid-connected distributed energy resources(such as solar and wind power),ensuring the safe and stable operation of these renewable energy systems.
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