BFY-10A系列負序電壓繼電器產(chǎn)品介紹
BFY-10A系列負序電壓繼電器是一款專為電力系統(tǒng)保護設(shè)計的高性能監(jiān)測裝置，可有效識別電網(wǎng)中的電壓不平衡狀態(tài)，為發(fā)電機、電動機、變壓器等重要設(shè)備提供可靠保護。該產(chǎn)品采用模塊化設(shè)計和數(shù)字化處理技術(shù)，能夠快速響應(yīng)系統(tǒng)異常，適用于各類電壓等級的輸配電網(wǎng)絡(luò)。
核心功能與應(yīng)用場景
本產(chǎn)品通過實時采集三相電壓信號，精準計算負序電壓分量。當電網(wǎng)出現(xiàn)相序異常、斷相故障或負載分配失衡時，裝置能在設(shè)定閾值內(nèi)快速啟動保護動作，防止設(shè)備因長期處于非對稱運行狀態(tài)導致過熱損壞。典型應(yīng)用包括：發(fā)電廠并網(wǎng)保護系統(tǒng)、軌道交通供電網(wǎng)絡(luò)、工業(yè)自動化配電柜及新能源電站的電壓監(jiān)測節(jié)點，特別適用于存在旋轉(zhuǎn)電機負荷的電力場景。
技術(shù)特點與操作優(yōu)勢
裝置配備高精度信號采集模塊，支持寬范圍電壓輸入（57V-120V），具備自適應(yīng)環(huán)境溫度變化的補償功能。人性化的人機界面提供直觀的參數(shù)設(shè)置窗口，通過旋轉(zhuǎn)編碼器和液晶顯示屏可實現(xiàn)動作值、延時時間等關(guān)鍵參數(shù)的無級調(diào)節(jié)。嵌入式邏輯處理單元支持多種輸出模式配置，可靈活對接不同控制系統(tǒng)的信號傳輸需求。
產(chǎn)品設(shè)計充分考慮現(xiàn)場使用需求，采用防塵抗震的工業(yè)級殼體結(jié)構(gòu)，所有接線端子均配置透明防護罩。優(yōu)化的電磁兼容設(shè)計顯著提升裝置在復(fù)雜電磁環(huán)境中的測量穩(wěn)定性，特殊濾波算法可有效抑制諧波干擾對檢測精度的影響。
適用環(huán)境與服務(wù)保障
產(chǎn)品工作溫度覆蓋-25℃至+70℃環(huán)境，適用于濕度≤85%且無腐蝕性氣體的戶內(nèi)外安裝場景。我們提供專業(yè)的技術(shù)支持團隊和完善的售后服務(wù)體系，可根據(jù)用戶需求定制功能模塊，確保裝置與各類電力自動化系統(tǒng)實現(xiàn)無縫對接。
BFY-10A Series Negative Sequence Voltage Relay Introduction
The BFY-10A series negative sequence voltage relay is a high-performance monitoring device specifically developed for power system protection. Capable of detecting voltage imbalance conditions in electrical networks, it provides reliable safeguarding for critical equipment including generators, motors and transformers. Incorporating modular design and digital processing technology, the device ensures rapid response to system anomalies, making it suitable for transmission and distribution networks across various voltage levels.
Core Functionality & Applications
By continuously monitoring three-phase voltage signals, the relay accurately calculates negative sequence components. It initiates protective actions within preset thresholds when detecting phase sequence errors, phase failure or load imbalance, effectively preventing equipment damage caused by prolonged asymmetric operation. Typical applications encompass: grid-connected protection systems in power plants, traction power supply networks, industrial automation switchgear, and voltage monitoring nodes in renewable energy plants. The device demonstrates particular effectiveness in power systems with rotating machinery loads.
Technical Features & Operational Advantages
Equipped with precision signal acquisition modules, the device supports wide voltage input range (57V-120V) and incorporates temperature-compensation capabilities. The user-friendly interface features intuitive parameter configuration through rotary encoder and LCD display, enabling stepless adjustment of critical settings including operating values and time delays. The embedded logic processing unit supports multiple output modes for flexible integration with diverse control systems.
The product emphasizes practical installation requirements with dustproof and shock-resistant industrial housing. Transparent protective covers are provided for all terminals. Enhanced electromagnetic compatibility design ensures measurement stability in complex electromagnetic environments, while specialized filtering algorithms effectively suppress harmonic interference.
Environmental Adaptability & Service Support
Operating within -25℃ to +70℃ temperature range, the relay is suitable for indoor/outdoor installation where relative humidity ≤85% and no corrosive gases exist. Our professional technical team and comprehensive service network offer customized module development to ensure seamless integration with various power automation systems.
