PROVA-21電力諧波及漏電鉗表產(chǎn)品介紹（中英文）
【中文版】
PROVA-21是一款多功能電力檢測儀表，專為工業(yè)用電環(huán)境設(shè)計，可滿足電力諧波分析和漏電電流檢測的多樣化需求。該設(shè)備采用創(chuàng)新傳感技術(shù)，能夠?qū)崟r捕捉電路中的諧波成分與漏電信號，為電力系統(tǒng)安全監(jiān)測和能耗優(yōu)化提供可靠數(shù)據(jù)支持。
核心功能方面，PROVA-21配備寬頻測量系統(tǒng)，可精確檢測0-50次電力諧波分量，其采樣速率達(dá)到每秒1000次以上，確保動態(tài)負(fù)荷環(huán)境下的數(shù)據(jù)準(zhǔn)確性。漏電檢測模塊采用差分式傳感結(jié)構(gòu)，支持0.1mA分辨率，在0-100A量程范圍內(nèi)實(shí)現(xiàn)精準(zhǔn)測量。設(shè)備內(nèi)置諧波頻譜分析功能，可自動分解各次諧波占比，并通過彩色液晶屏直觀呈現(xiàn)波形畸變情況。
產(chǎn)品設(shè)計注重實(shí)用性與操作便捷性，配備符合人體工學(xué)的可旋轉(zhuǎn)鉗頭，支持360度自由轉(zhuǎn)動，適用于不同空間條件下的線路檢測。三防殼體結(jié)構(gòu)具備防塵防濺特性，可在復(fù)雜工業(yè)環(huán)境中穩(wěn)定工作。數(shù)據(jù)存儲模塊支持200組測量記錄保存，用戶可通過USB接口或藍(lán)牙功能實(shí)現(xiàn)數(shù)據(jù)導(dǎo)出，便于后續(xù)分析處理。
在應(yīng)用場景方面，PROVA-21適用于工業(yè)設(shè)備維護(hù)、建筑電氣檢測、新能源系統(tǒng)調(diào)試等多個領(lǐng)域。對于變頻器、UPS電源等非線性負(fù)載的諧波污染評估，以及光伏系統(tǒng)漏電保護(hù)裝置的性能驗(yàn)證，該設(shè)備均可提供專業(yè)測量方案。其緊湊型機(jī)身設(shè)計（重量僅350克）與長達(dá)30小時的續(xù)航能力，顯著提升了戶外作業(yè)的便捷性。
【English Version】
PROVA-21 Power Quality Clamp Meter is a multifunctional electrical testing instrument developed for industrial power systems, offering comprehensive solutions for harmonic analysis and leakage current detection. Utilizing advanced sensing technology, the device captures harmonic components and leakage signals in real-time, delivering reliable data support for power system safety monitoring and energy efficiency optimization.
In terms of core functionalities, PROVA-21 features a wide-bandwidth measurement system capable of accurately detecting 0-50th order harmonics with a sampling rate exceeding 1000 times per second, ensuring data precision in dynamic load environments. The leakage detection module employs differential sensing architecture, providing 0.1mA resolution within 0-100A measurement range. Built-in harmonic spectrum analysis automatically decomposes harmonic components, with waveform distortion visualized through a color LCD display.
The product emphasizes ergonomic design and operational efficiency. Its rotatable clamp head (360-degree rotation) adapts to various wiring configurations, while the IP54-rated housing ensures reliable performance in harsh industrial environments. The 200-group data memory supports measurement records storage, with USB and Bluetooth interfaces enabling convenient data transfer for post-analysis.
PROVA-21 finds applications across multiple domains including industrial equipment maintenance, building electrical inspection, and renewable energy system commissioning. It provides professional measurement solutions for harmonic pollution assessment in variable frequency drives, UPS systems, and performance verification of leakage protection devices in photovoltaic installations. The compact body design (350g weight) combined with 30-hour continuous operation capability significantly enhances field operation efficiency.
Both versions maintain technical accuracy while avoiding superlatives and compliance-related terminology, focusing on functional descriptions and application scenarios. The bilingual presentation structure ensures international users can easily comprehend product advantages.
