REF620 NBFNAANNNDA1BBN1XF REF620 馈线保护与控制

REF620 NBFNAANNNDA1BBN1XF REF620 馈线保护与控制

REF620 是一款专用的馈线管理继电器，用于保护、控制、测量和监督公用事业和工业配电系统，包括径向、环形和网状网络，无论是否分布式发电。REF620 还可用于保护馈线，包括电机或电容器组。此外，REF620 还为分布式发电（如风能或太阳能）与公用电网的连接提供互连保护。此外，REF620 还具有高阻抗总线保护功能。REF620 是 ABB Relion® 系列保护和控制产品及其 620 系列的成员。620 系列继电器的特点是其可扩展性和抽出式设计。

REF620 的主要特性包括：

广泛的保护和控制功能：REF620 提供广泛的保护和控制功能，包括过流、接地故障、重合闸和甩负荷。这使其成为各种应用的多功能解决方案。
广泛的接地故障保护产品组合：REF620 具有广泛的接地故障保护产品组合，包括独特的基于多频导纳的保护，可实现更高的灵敏度和选择性。这使其成为关注接地故障的应用的不错选择。
几个可选功能包：REF620 提供多个可选功能包，包括短路和接地故障的高 级快速故障定位、分布式发电互连保护、电容器组、基本电机和电弧保护。这允许用户定制 REF620 以满足他们的特定需求。
原生 IEC 61850 支持：REF620 支持本机 IEC 61850 版本 1 和 2，包括冗余 HSR 和 PRP、GOOSE 消息传递和 IEC 61850-9-2 LE，以减少布线和监督通信。这使其成为智能电网应用的不错选择。
应用：

REF620 常用于各种应用，包括：

公用变电站：REF620 是公用变电站的热门选择，可用于保护和控制馈线，以及为分布式发电提供互连保护。
工业配电系统：REF620 也常用于工业配电系统，可用于保护和控制电机、电容器组和其他工业负载。
智能电网应用：REF620 是智能电网应用的理想选择，这要归功于其原生的 IEC 61850 支持。

REF620 NBFNAANNNDA1BBN1XF REF620 馈线保护与控制

The REF620 is a dedicated feeder management relay designed to protect, control, measure and supervise utility and industrial power distribution systems, including radial, ring and mesh networks, with or without distributed generation. The REF620 can also be used to protect feeders, including motors or capacitor banks. In addition, the REF620 provides interconnect protection for the connection of distributed generation (such as wind or solar) to the utility grid. In addition, the REF620 features high impedance bus protection. The REF620 is a member of ABB's Relion® family of protection and control products and its 620 family. The 620 series relays are characterized by their extensibility and withdrawable design.

Key features of the REF620 include:

Extensive protection and control features: The REF620 offers a wide range of protection and control features, including overcurrent, ground fault, reclosing and load rejection. This makes it a versatile solution for a variety of applications.
Extensive grounding fault protection portfolio: The REF620 features an extensive grounding fault protection portfolio, including a unique multi-frequency admittance based protection for greater sensitivity and selectivity. This makes it a good choice for applications concerned with ground faults.
Several optional feature packages: The REF620 offers several optional feature packages, including advanced rapid fault location for short and ground faults, distributed generation interconnect protection, capacitor banks, basic motor and arc protection. This allows users to customize the REF620 to meet their specific needs.
Native IEC 61850 support: REF620 supports native IEC 61850 versions 1 and 2, including redundant HSR and PRP, GOOSE messaging, and IEC 61850-9-2 LE to reduce wiring and supervise communication. This makes it a good choice for smart grid applications.
Applications:

The REF620 is used in a variety of applications, including:

Utility substations: REF620 is a popular choice for utility substations to protect and control feeders, as well as provide interconnect protection for distributed generation.
Industrial power distribution systems: The REF620 is also commonly used in industrial power distribution systems to protect and control motors, capacitor banks, and other industrial loads.
Smart Grid Applications: The REF620 is ideal for smart grid applications thanks to its native IEC 61850 support.