描述
GE DFP100是一款高性能的数字馈线保护与控制装置，集保护、控制、计量和监控功能于一体，广泛应用于电力、工业自动化等领域。以下是其核心功能、技术参数及应用场景的综合解析：
一、核心功能与架构
保护与控制
-配电馈线保护：支持低/高设置过电流、定向过电流、欠压/过压、欠频/过频等保护功能，适用于初级馈线、备用母线及变压器线路保护。
-断路器管理：具备断路器失灵保护、四次重合闸（可选）功能，增强系统可靠性。
-灵活配置：提供6个保护设置组，支持冷负荷拾取，适应不同应用场景需求。
监控与计量
-故障定位：通过电流/电压波形采样和算法分析，实现可靠的故障点定位。
-断路器健康评估：监测断路器状态，预测潜在故障。
-计量与记录：支持AVW（视在功率）、无功功率、频率计量，记录200条事件日志，并可捕获I/V波形数据。
人机交互
-本地界面：10个目标/警报LED指示灯，可选配显示器和键盘，方便现场操作。
-远程通信：支持RS232/RS485、光纤接口，兼容Modbus等协议，实现远程监控与数据传输。
二、技术参数与扩展能力
数字输入输出
-提供16个数字输入和16个数字输出通道，支持Ladder Logic、功能块图（FBD）编程，适用于复杂逻辑控制。
-通信接口：RS-485、以太网，满足工业现场的多样化通信需求。
环境适应性
-工作温度：-10°C至60°C，存储温度范围-40°C至70°C，防护等级IP20。
-电源要求：输入电压100-240V AC，输出12V DC，支持宽电压输入。
安全与认证
-通过CE、UL等国际认证，符合工业控制系统的安全标准。
三、应用场景
电力系统
-配电网络保护、备用电源切换、变压器线路监测。
工业自动化
-工厂配电监控、设备过载保护、能源计量与分析。
智能电网
-故障快速定位、断路器状态评估、电能质量监测。
GE DFP100 is a high-performance digital feeder protection and control device that integrates protection,control,metering and monitoring functions.It is widely used in power,industrial automation and other fields.The following is a comprehensive analysis of its core functions,technical parameters and application scenarios:
I.Core functions and architecture
Protection and control
-Distribution feeder protection:supports low/high setting overcurrent,directional overcurrent,undervoltage/overvoltage,underfrequency/overfrequency and other protection functions,suitable for primary feeder,backup bus and transformer line protection.
-Circuit breaker management:With circuit breaker failure protection and four-time reclosing(optional)functions,it enhances system reliability.
-Flexible configuration:provides 6 protection setting groups,supports cold load picking,and adapts to different application scenarios.
Monitoring and metering
-Fault location:through current/voltage waveform sampling and algorithm analysis,reliable fault point location is achieved.
-Circuit breaker health assessment:monitor circuit breaker status and predict potential faults.
-Metering and recording:supports AVW(apparent power),reactive power,frequency metering,records 200 event logs,and can capture I/V waveform data.
Human-computer interaction
-Local interface:10 target/alarm LED indicators,optional display and keyboard,convenient for on-site operation.
-Remote communication:supports RS232/RS485,fiber optic interface,compatible with Modbus and other protocols,to achieve remote monitoring and data transmission.
2.Technical parameters and expansion capabilities
Digital input and output
-Provides 16 digital input and 16 digital output channels,supports Ladder Logic,function block diagram(FBD)programming,suitable for complex logic control.
-Communication interface:RS-485,Ethernet,to meet the diverse communication needs of industrial sites.
Environmental adaptability
-Operating temperature:-10°C to 60°C,storage temperature range-40°C to 70°C,protection level IP20.
-Power supply requirements:input voltage 100-240V AC,output 12V DC,support wide voltage input.
Safety and certification
-Passed CE,UL and other international certifications,in line with the safety standards of industrial control systems.
III.Application scenarios
Power system
-Distribution network protection,backup power switching,transformer line monitoring.
Industrial automation
-Factory power distribution monitoring,equipment overload protection,energy metering and analysis.
Smart grid
-Fast fault location,circuit breaker status assessment,power quality monitoring.
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