GE SR469-P5-HI-A20-H数字保护继电器
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GE SR469-P5-HI-A20-H是一种数字保护继电器，常用于电力系统中的保护、控制和测量。下面是其配置说明和功能作用的概述：
配置说明：
- SR469：表示型号
- P5：表示产品系列
- HI：表示高性能版本
- A20：表示功能和硬件配置
- H：表示输入/输出选项
功能作用：
- 过电流保护：可设置多种过电流保护曲线，确保对系统中出现的电流异常进行及时检测和响应；
- 过负荷保护：可对系统中的负荷进行监测和保护，防止负荷过载导致设备损坏或系统崩溃；
- 地面故障保护：可检测和响应地面故障，防止出现接地故障后造成的设备损坏和人身伤害；
- 差动保护：可进行差动保护，防止发生系统内部设备之间的短路故障；
- 通讯接口：可与其他设备进行通讯，例如监测和控制电力系统中的其他设备，实现集中控制和管理；
- 数据记录和事件记录：可记录和存储电力系统中的数据和事件信息，便于后期分析和处理。
应用领域：
GE SR469-P5-HI-A20-H广泛应用于电力系统中，包括电力生产、输电、变电等领域，用于保护和控制各种设备，例如变压器、发电机、电缆等。同时，它还可以用于配电网和工业自动化控制系统等领域。
GE SR469-P5-HI-A20-H is a digital protection relay, commonly used for protection, control and measurement in power systems. The following is an overview of its configuration description and function:
Configuration description:
SR469: indicates model
P5: product series
HI: high performance version
A20: Indicates the function and hardware configuration
H: Indicates input/output options
Function:
Overcurrent protection: multiple over-current protection curves can be set to ensure timely detection and response to current anomalies in the system;
Overload protection: It can monitor and protect the load in the system to prevent equipment damage or system collapse caused by overload;
Ground fault protection: It can detect and respond to ground fault, and prevent equipment damage and personal injury caused by ground fault;
Differential protection: differential protection can be carried out to prevent short circuit fault between internal equipment of the system;
Communication interface: It can communicate with other equipment, such as monitoring and controlling other equipment in the power system to realize centralized control and management;
Data record and event record: It can record and store data and event information in the power system for later analysis and processing.
Application field:
GE SR469-P5-HI-A20-H is widely used in power systems, including power production, transmission, transformation and other fields, for protection and control of various equipment, such as transformers, generators, cables, etc. At the same time, it can also be used in distribution networks and industrial automation control systems.
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