描述
ABB REF542PLUS 1VCF752000技术数据解析
一、核心功能与定位
功能集成
一体化设计：集保护、控制、测量、通信和监视功能于一身，支持馈线保护、变压器保护、电机保护及控制。
模块化扩展：通过软件可配置多达24种保护功能，兼容硬件扩展卡（如模拟量、开关量输入/输出模块）。
人机交互
分离式设计：主机与人机界面（HMI）通过屏蔽双绞线连接，HMI支持中文图形化显示，提供液晶屏、LED状态指示及触摸操作。
本地/远程控制：支持运行、试验、设定状态切换，紧急分闸操作，联锁功能可通过软件配置。
二、保护功能
电流保护
过流保护（定时、反时限、方向性）、接地故障保护（IDMT、扇形阈值）、浪涌闭锁等。
电压保护
过电压、欠电压、残余过电压检测，支持方向性保护。
其他保护
差动保护、热过载保护、频率保护、同步检查、自动重合闸、故障录波等。
三、控制与测量
控制功能
断路器合/分闸操作、隔离开关控制、联锁逻辑配置（AND/NAND/OR/NOR/XOR逻辑门、计时器、计数器等）。
测量参数
三相电流/电压、零序电流/电压、有功/无功功率、频率、功率因数、电度量等。
四、通信与协议
接口类型
以太网：双10/100 Mbps端口，支持IEC 61850（MMS、GOOSE）、Modbus TCP/IP、DNP3。
串口：RS485/RS232（Modbus RTU、DNP3）、光纤接口（SPABUS、LON）。
数据交互
支持故障录波数据、事件记录、实时测量值读取，可通过光学接口连接PC进行参数配置。
REF542 1VCR007346 G0028
REF542 1VCR007346 G0028
ABB REF542PLUS 1VCF752000 Technical data analysis
1.Core functions and positioning
Functional integration
Integrated design:integrates protection,control,measurement,communication and monitoring functions,and supports feeder protection,transformer protection,motor protection and control.
Modular expansion:Up to 24 protection functions can be configured through software,compatible with hardware expansion cards(such as analog and switching input/output modules).
Human-computer interaction
Separate design:The host and the human-machine interface(HMI)are connected by shielded twisted pair wires.The HMI supports Chinese graphic display,providing LCD screen,LED status indication and touch operations.
Local/remote control:supports operation,test,setting status switching,emergency opening operation,and interlocking function can be configured through software.
2.Protection function
Current protection
Overcurrent protection(time,reverse time limit,directionality),ground fault protection(IDMT,sector threshold),surge locking,etc.
Voltage protection
Overvoltage,undervoltage,residual overvoltage detection supports directional protection.
Other protections
Differential protection,thermal overload protection,frequency protection,synchronous inspection,automatic reclosing,fault recording,etc.
3.Control and measurement
Control function
Circuit breaker closing/opening operation,isolating switch control,interlock logic configuration(AND/NAND/OR/NOR/XOR logic gate,timer,counter,etc.).
Measurement parameters
Three-phase current/voltage,zero-sequence current/voltage,active/reactive power,frequency,power factor,electrical metric,etc.
IV.Communication and Protocol
Interface type
Ethernet:Dual 10/100 Mbps ports,supporting IEC 61850(MMS,GOOSE),Modbus TCP/IP,DNP3.
Serial port:RS485/RS232(Modbus RTU,DNP3),fiber optic interface(SPABUS,LON).
Data interaction
It supports fault recording data,event recording,and real-time measurement value reading.It can be connected to the PC through an optical interface for parameter configuration.
