描述

產(chǎn)品細(xì)節(jié)說明：SR489-P5-LO-A20-E GE 發(fā)電機管理繼電器

1. 發(fā)電機保護：
   • 提供全面的發(fā)電機保護功能，包括差動保護、100%定子接地保護、接地方向過流保護、負(fù)序過流保護、高整定值過電流保護、低電壓閉鎖過流保護、過/低電壓保護、過/低頻率保護、距離保護和逆功率保護等。
   • 配備大量DSP（數(shù)據(jù)處理芯片）及1、2個CPU，數(shù)據(jù)處理由DSP完成，CPU僅進行邏輯判斷，提高運算速度和集成度。
2. 監(jiān)測與測量：
   • 涵蓋電流有效值、負(fù)序電流、電壓、三相功率和12個RTD溫度輸入量的監(jiān)視。
   • 模擬輸入支持4-20mA、0-20mA或0-1mA，并可設(shè)置最小、最大值及單位，具有阻塞、低于或超過閾值、跳閘或報警、延遲等功能。
3. 顯示與操作：
   • 具有一個40個字符的顯示屏，允許用戶查看值消息、診斷和設(shè)置點。
   • 前面板包括多個狀態(tài)LED、輸入按鈕、數(shù)字鍵盤、輸入端口和用于讀取設(shè)備位置信息的LCD屏幕，便于用戶查看和操作繼電器的狀態(tài)和功能。
4. 通信與接口：
   • 后面板包括十二個RTD輸入、六個輸出繼電器、兩個RS485通信端口和四個VT輸入。
   • 通信端口支持ModbusRTU或DNP 3.0協(xié)議（或兩者），最高可達19200 bps。
   • 還包括四個隔離的4-20 mA模擬輸入和輸出以及七個可分配的數(shù)字輸入。
5. 電氣參數(shù)：
   • 繼電器可以在25、50或60赫茲下運行，頻率參數(shù)范圍為0.00到90.00 Hz。
   • 零線電壓（第3個）參數(shù)范圍為0至25000 V，功率因數(shù)參數(shù)范圍為0.01至1.00超前/滯后，無功功率（Mvar）參數(shù)范圍是額定電壓的-2.00至2.00倍。
6. 設(shè)計與安裝：
   • 結(jié)構(gòu)緊湊、體積小巧，易于安裝和維護。
   • 裝運重量約為10千克（近似值），尺寸為21.6厘米（長）×22.4厘米（寬）×25.2厘米（高）。

產(chǎn)品詳情參數(shù) ：SR489-P5-LO-A20-E GE 發(fā)電機管理繼電器

• 擴展接口：雖然直接關(guān)于SR489-P5-LO-A20-E的擴展接口信息有限，但類似產(chǎn)品可能包含如PCI-104插槽等用于多功能應(yīng)用擴展的接口。
• 可靠性與壽命：具有高可靠性、長壽命的特點，能夠保持發(fā)電機的穩(wěn)定運行，提高發(fā)電效率。

SR489-P5-LO-A20-E GE? 應(yīng)用領(lǐng)域：

SR489-P5-LO-A20-E是一款功能全面、技術(shù)成熟的發(fā)電機管理繼電器，適用于各種發(fā)電機管理和保護應(yīng)用。其強大的保護功能、豐富的監(jiān)測與測量功能、便捷的顯示與操作界面以及靈活的通信與接口設(shè)計，使得該產(chǎn)品在工業(yè)自動化領(lǐng)域具有廣泛的應(yīng)用前景。

Product details: SR489-P5-LO-A20-E GE Generator Management Relay
Generator protection:
Provide comprehensive generator protection functions, including differential protection, 100% stator grounding protection, grounding direction overcurrent protection, negative sequence overcurrent protection, high setting overcurrent protection, low voltage lockout overcurrent protection, over/low voltage protection, over/low frequency protection, distance protection, and reverse power protection.
Equipped with a large number of DSP (data processing chips) and 1 or 2 CPUs, the data processing is completed by the DSP, and the CPU only performs logical judgments to improve computational speed and integration.
Monitoring and measurement:
Monitoring covering effective current value, negative sequence current, voltage, three-phase power, and 12 RTD temperature inputs.
Analog input supports 4-20mA, 0-20mA, or 0-1mA, and can be set with minimum, maximum values, and units. It has functions such as blocking, below or exceeding threshold, tripping or alarm, delay, etc.
Display and operation:
A 40 character display screen that allows users to view value messages, diagnostics, and set points.
The front panel includes multiple status LEDs, input buttons, numeric keyboards, input ports, and LCD screens for reading device location information, making it easy for users to view and operate the status and functions of relays.
Communication and Interface:
The rear panel includes twelve RTD inputs, six output relays, two RS485 communication ports, and four VT inputs.
The communication port supports ModbusRTU or DNP 3.0 protocol (or both), up to 19200 bps.
It also includes four isolated 4-20 mA analog inputs and outputs, as well as seven assignable digital inputs.
Electrical parameters:
The relay can operate at 25, 50, or 60 Hz, with frequency parameters ranging from 0.00 to 90.00 Hz.
The parameter range for zero line voltage (3rd) is 0 to 25000 V, the power factor parameter range is 0.01 to 1.00 lead/lag, and the reactive power (Mvar) parameter range is -2.00 to 2.00 times the rated voltage.
Design and installation:
Compact structure, compact size, easy to install and maintain.
The shipping weight is approximately 10 kilograms (approximately), with dimensions of 21.6 centimeters (length) x 22.4 centimeters (width) x 25.2 centimeters (height).
Product details parameters: SR489-P5-LO-A20-E GE generator management relay
Expansion Interface: Although there is limited information about the expansion interface directly related to SR489-P5-LO-A20-E, similar products may include interfaces such as PCI-104 slots for multifunctional application expansion.
Reliability and lifespan: It has the characteristics of high reliability and long lifespan, which can maintain the stable operation of the generator and improve power generation efficiency.
SR489-P5-LO-A20-E GE application areas:

SR489-P5-LO-A20-E is a comprehensive and technologically mature generator management relay suitable for various generator management and protection applications. Its powerful protection functions, rich monitoring and measurement functions, convenient display and operation interface, and flexible communication and interface design make this product have broad application prospects in the field of industrial automation.

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公司介紹：
成都陽光不斷創(chuàng)新致力于提升停產(chǎn)的自動化零件供應(yīng)水平，無論客戶身處何地，無論所需配件多么稀有，我們總能將客戶與所需產(chǎn)品緊密連接 ，成都陽光零部件覆蓋廣泛。
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Company Introduction:
Chengdu Sunshine Xihe Co., Ltd. specializes in one-stop procurement consulting for imported industrial spare parts, offering original equipment and professional discontinued parts services. We are committed to providing efficient and reliable automation solutions for our customers. Customer support fast responseThe network of partners spans all continentsGlobal partner networkAlways achieve more delivery, be it parts, service or speed



始終實現(xiàn)更多的交付，無論是零件、服務(wù)還是速度