R474A11XE 是 ABB 公司生產(chǎn)的一款饋線保護(hù)控制繼電器,主要用于電力系統(tǒng)的饋線保護(hù)控制。當(dāng)電力系統(tǒng)發(fā)生故障時,該繼電器能夠通過接收來自電流和電壓傳感器的信號,實現(xiàn)對饋線的快速、準(zhǔn)確的保護(hù)控制。以下是該繼電器的一些關(guān)鍵特點:
高精度:采用先進(jìn)的電子元件和算法,確保測量和控制的高精度。
快速響應(yīng):能夠迅速對故障做出響應(yīng),以減少設(shè)備損壞和停機時間。
多種保護(hù)功能:具備過載保護(hù)、短路保護(hù)、欠壓保護(hù)等,增強電力系統(tǒng)和工業(yè)自動化控制系統(tǒng)的安全性和穩(wěn)定性。
可編程性:用戶可以編程配置繼電器的動作時間和動作類型,滿足不同應(yīng)用需求。
高可靠性:使用高品質(zhì)的電子元件和材料制造,經(jīng)過嚴(yán)格測試和篩選,確保穩(wěn)定性和可靠性。
模塊化設(shè)計:方便用戶擴展和維護(hù)。
R474A11XE 繼電器廣泛應(yīng)用于電力系統(tǒng)和工業(yè)自動化控制系統(tǒng)中,特別是在饋線保護(hù)、電機保護(hù)、變壓器保護(hù)等方面。它采用防火塑料外殼材質(zhì),具有黑色外觀,尺寸為 100mm x 50mm x 30mm,重量大約為 100g
此外,R474A11XE 還可能是一個中央處理器模塊(CPU模塊)或與之相關(guān)的數(shù)字低壓配電系統(tǒng)的組成部分,在數(shù)字低壓配電系統(tǒng)中扮演關(guān)鍵角色,用于監(jiān)測、控制和保護(hù)電力體系中的電氣裝備
R474A11XE is a feeder protection control relay produced by ABB, which is mainly used for feeder protection control of power systems. When the power system fails, the relay can realize fast and accurate protection control of the feeder by receiving signals from the current and voltage sensors. Here are some of the key features of the relay:
High precision: Advanced electronic components and algorithms are used to ensure high precision in measurement and control.
Fast response: The ability to respond quickly to failures to reduce equipment damage and downtime.
A variety of protection functions: overload protection, short circuit protection, undervoltage protection, etc., enhance the safety and stability of power systems and industrial automation control systems.
Programmable: Users can program and configure the action time and type of relay to meet different application needs.
High reliability: The use of high-quality electronic components and materials, through rigorous testing and screening to ensure stability and reliability.
Modular design: easy to expand and maintain.
R474A11XE relays are widely used in power systems and industrial automation control systems, especially in feeder protection, motor protection, transformer protection and so on. It is made of fireproof plastic housing material, has a black appearance, measures 100mm x 50mm x 30mm, and weighs about 100g
In addition, the R474A11XE may also be a central processing unit (CPU module) or a component of a related digital low-voltage distribution system, where it plays a key role in monitoring, controlling and protecting electrical equipment in the power system
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