>>>>型号:REF620E 馈线保护和测控装置 提高通信可靠性
【功能描述】
REF620E是一款馈线保护和测控装置，专门用于保护、控制、测量和监视公共和工业电网，包括辐射、环形和网状电网。
REF620E它作为专用馈线保护装置，具有广泛的应用场景和多样的功能特点。
REF620E提供馈线过流和接地故障保护，这种保护可应用于中性点不接地网络和电阻或阻抗中性点接地网络，为电网的安全稳定运行提供了重要保障。此外，利用装置先进的站级间通信功能，REF620E也可以用于环形网状配电
网络或辐射网络保护，实现了电网的灵活配置和高效管理。
REF620E具有单母线和双母线两种配置可选，每种母线配置又有一个或两个断路器及多个开关装置配置可选，同时支持大量手动和电动隔离开关和接地开关，满足了不同电网配置的需求。
在通信方面，REF620E通过PRP或HSR规约在通信故障时为无延时的冗余以太网提供一个可选以太网口或提供一个环网自愈RSTP通信。这种设计消除了单点故障影响，提高了通信可靠性，确保电网信息的实时、准确传输。
REF620E还具有集成在一台继电保护装置中的保护、控制、监测和管理功能，为公共和工业配电系统提供了紧凑和通用的方案。其广泛的保护和控制功能以及可扩展性和广泛的应用性，使用户可轻松定制配置应用程序以满足具体要求。
总的来说，REF620E是一款功能强大、配置灵活、通信可靠的馈线保护和测控装置，适用于各种公共和工业电网场景，为电网的安全、稳定、高效运行提供了有力保障。
>>>>型号:REF620E 馈线保护和测控装置 提高通信可靠性
【英文介绍】
The REF620E is a feeder protection and measurement and control device specifically designed to protect, control, measure and monitor public and industrial power grids, including radiant, ring and mesh grids.
REF620E As a dedicated feeder protection device, it has a wide range of application scenarios and a variety of functional features.
The REF620E provides feeder overcurrent and ground fault protection, which can be applied to neutral ungrounded networks and resistance or impedance neutral ground networks, providing an important guarantee for the
safe and stable operation of the grid. In addition, the REF620E can also be used for ring mesh distribution network or radiation network protection with the device's advanced interstation communication capabilities, enabling
flexible configuration and efficient management of the grid.
The REF620E is available in single and dual bus configurations, with one or two circuit breakers and multiple switchgear configurations for each bus configuration, and supports a large number of manual and electric isolation
switches and ground switches to meet the needs of different grid configurations.
In terms of communication, the REF620E provides an optional Ethernet port for redundant Ethernet without delay or a ring self-healing RSTP communication in the event of a communication failure via PRP or HSR protocols.
This design eliminates the effect of single point of failure, improves the reliability of communication, and ensures the real-time and accurate transmission of power grid information.
The REF620E also features protection, control, monitoring and management functions integrated into a single relay protection unit, providing a compact and versatile solution for public and industrial power distribution systems.
Its extensive protection and control capabilities, as well as its extensibility and wide range of applications, make it easy for users to customize and configure applications to meet specific requirements.
Overall, the REF620E is a powerful, flexible and reliable communication feeder protection and measurement and control device for a variety of public and industrial power grid scenarios, providing a strong guarantee for the safe,
stable and efficient operation of the power grid.
>>>>型号:REF620E 馈线保护和测控装置 提高通信可靠性
