欧美国产日韩另类视频区,2025人妻中文字幕乱码在线,日本三级sm在线观看,小说区图片区另类春色,国产第一浮力影产院路线,欧美亚洲综合图片第一页

ABB REF620 NBFNAAAAABC1BNNIXF 繼電保護(hù)裝置是一款功能強(qiáng)大、高度可靠且配置靈活的數(shù)字化繼電保護(hù)設(shè)備。以下是對(duì)其特點(diǎn)的詳細(xì)解析：

1. 產(chǎn)品概述：
• REF620是ABB公司推出的專(zhuān)用饋線保護(hù)裝置，專(zhuān)門(mén)用于保護(hù)、控制、測(cè)量和監(jiān)視公共和工業(yè)電網(wǎng)，包括輻射、環(huán)形和網(wǎng)狀電網(wǎng)。
• 型號(hào)：NBFNAAAAABC1BNNIXF，體現(xiàn)了其特定的配置和用途。
2. 主要功能：
• 提供饋線過(guò)流和接地故障保護(hù)，適用于中性點(diǎn)不接地網(wǎng)絡(luò)和電阻或阻抗中性點(diǎn)接地網(wǎng)絡(luò)。
• 配備先進(jìn)的站級(jí)間通信功能，可用于環(huán)形網(wǎng)狀配電網(wǎng)絡(luò)或輻射網(wǎng)絡(luò)保護(hù)。
• 支持多種保護(hù)功能，包括過(guò)載、短路、接地等，確保電力系統(tǒng)的安全運(yùn)行。
3. 配置選項(xiàng)：
• REF620有單母線和雙母線兩種配置可選，每種母線配置又有一個(gè)或兩個(gè)斷路器及多個(gè)開(kāi)關(guān)裝置配置可選。
• 裝置支持大量手動(dòng)和電動(dòng)隔離開(kāi)關(guān)和接地開(kāi)關(guān)，提供靈活的硬件配置選項(xiàng)。
• 可用I/O的數(shù)量可根據(jù)ABB的RIO600遠(yuǎn)方I/O裝置的需要而增加，實(shí)現(xiàn)軟件配置的靈活性。
4. 通信能力：
• 支持變電站IEC61850通信標(biāo)準(zhǔn)，涵蓋垂直和水平通信，包含帶開(kāi)關(guān)量信號(hào)和模擬量信號(hào)的GOOSE報(bào)文以及基于IEC 61850-8-1的定值整定。
• 還支持DNP3, IEC 60870-5-103和Modbus?規(guī)約，實(shí)現(xiàn)與其他設(shè)備和系統(tǒng)的無(wú)縫連接。
• 通過(guò)PRP或HSR規(guī)約在通信故障時(shí)為無(wú)延時(shí)的冗余以太網(wǎng)提供一個(gè)可選以太網(wǎng)口或提供一個(gè)環(huán)網(wǎng)自愈RSTP通信，提高通信可靠性。
5. 用戶友好性：
• 配備大屏幕液晶顯示器和直觀的操作界面，方便用戶進(jìn)行參數(shù)設(shè)置、事件查看和故障診斷操作。
• 提供周到的產(chǎn)品全壽命周期服務(wù)，確保用戶在使用過(guò)程中得到及時(shí)的技術(shù)支持和維護(hù)。
6. 應(yīng)用領(lǐng)域：
• 廣泛應(yīng)用于電力系統(tǒng)的各個(gè)領(lǐng)域，包括變電站、發(fā)電廠、工業(yè)用電等，滿足不同電網(wǎng)的保護(hù)需求。

ABB REF620 NBFNAAAAABC1BNNIXF 繼電保護(hù)裝置以其高可靠性、全面的保護(hù)功能和靈活的配置選項(xiàng)，為電力系統(tǒng)的保護(hù)和自動(dòng)化提供了一種可靠而先進(jìn)的解決方案。

The ABB REF620 NBFNAAAAABC1BNNIXF relay protection device is a powerful, highly reliable and flexible digital relay protection device. The following is a detailed analysis of its characteristics:

Product Overview:

The REF620 is ABB's dedicated feeder protection device designed to protect, control, measure and monitor public and industrial power grids, including radiant, ring and mesh grids.

Model number: NBFNAAAAABC1BNNIXF, reflecting its specific configuration and use.

Main functions:

Provides feeder overcurrent and ground fault protection for neutral ungrounded networks and resistance or impedance neutral ground networks.

Equipped with advanced interstation communication functions, it can be used for ring mesh distribution network or radiation network protection.

Support a variety of protection functions, including overload, short circuit, grounding, etc., to ensure the safe operation of the power system.

Configuration options:

The REF620 is available in single and dual bus configurations, with one or two circuit breakers and multiple switchgear configurations for each bus configuration.

The device supports a large number of manual and electric isolation switches and ground switches, offering flexible hardware configuration options.

The amount of available I/O can be increased according to the needs of ABB's RIO600 remote I/O devices, enabling flexibility in software configuration.

Communication capability:

Support for substation IEC61850 communication standards, covering vertical and horizontal communication, GOOSE messages with switching signals and analog signals, and set setting based on IEC 61850-8-1.

It also supports DNP3, IEC 60870-5-103 and Modbus? protocols for seamless connectivity with other devices and systems.

The PRP or HSR protocol provides an optional Ethernet port for redundant Ethernet without delay or provides a ring network self-healing RSTP communication in case of communication failure to improve communication reliability.

User friendliness:

It is equipped with a large-screen LCD display and intuitive operation interface, which is convenient for users to set parameters, view events and troubleshoot operations.

Provide thoughtful product life cycle services to ensure that users get timely technical support and maintenance during use.

Application field:

It is widely used in various fields of power system, including substations, power plants, industrial electricity, etc., to meet the protection needs of different power grids.

With its high reliability, comprehensive protection features and flexible configuration options, the ABB REF620 NBFNAAAAABC1BNNIXF relay protection unit provides a reliable and advanced solution for the protection and automation of power systems.