描述
GE SR750-P5-G5-S5-HI-A20-R-T是GE公司生产的一款750系列馈线管理继电器，主要用于电力系统中对馈线的保护和管理。以下是其产品详情：
基本信息
品牌：GE
型号：SR750-P5-G5-S5-HI-A20-R-T
产品类型：馈线管理继电器
控制电源：88至300 VDC或70至265 VAC，48至62Hz
技术参数
交流输入通道：5个，均具有自动短路机制，当继电器从外壳中取出时会激活，同时配备隔离变压器。
相电流输入：5A。
零序电流输入：5A。
灵敏接地电流输入：5A。
模拟输入阻抗：375Ω±10%。
通信波特率：300至19200波特。
频率：标称25至60Hz。
模拟输出：8个4-20mA模拟输出。
产品特点
显示与操作：带有红色LED，用于指示断路器闭合状态，具有增强型显示屏，支持通过键盘进行现场菜单导航，可直接访问计量、状态、维护、跳闸计数器、电弧电流等设置。
安全性：具备硬件和密码安全功能，可防止未经授权的设置更改。
功能丰富：可用于定义保护元件、收集系统数据、定义输出触点激励、定义断路器闭合和断路器监测等，还能执行时间延迟、断路器定时、报警和跳闸值以及最小值和最大值等监测功能。
The GE SR750-P5-G5-S5-HI-A20-R-T is a 750 Series feeder management relay manufactured by GE,primarily used for feeder protection and management in power systems.The following are product details:
Basic Information
Brand:GE
Model:SR750-P5-G5-S5-HI-A20-R-T
Product Type:Feeder Management Relay
Control Power Supply:88 to 300 VDC or 70 to 265 VAC,48 to 62 Hz
Technical Parameters
AC Input Channels:5,all with an automatic short-circuit mechanism activated when the relay is removed from the housing,and equipped with an isolation transformer.
Phase Current Input:5A.
Zero-Sequence Current Input:5A.
Sensitive Ground Current Input:5A.
Analog Input Impedance:375Ω±10%.
Communication Baud Rate:300 to 19200 baud.Frequency:Nominal 25 to 60 Hz.
Analog Outputs:Eight 4-20 mA analog outputs.
Features
Display and Operation:Features a red LED to indicate circuit breaker closure status,an enhanced display,and on-site menu navigation via keypad,providing direct access to metering,status,maintenance,trip counters,arc current,and other settings.
Security:Hardware and password security prevent unauthorized changes to settings.
Feature-Rich:Allows you to define protection elements,collect system data,define output contact energization,define circuit breaker closures,and monitor circuit breaker conditions.It also performs monitoring functions such as time delays,circuit breaker timing,alarm and trip values,and minimum and maximum values.
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