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  • Máy kiểm tra điện cảm điện dung UHV-725

    Máy kiểm tra điện cảm điện dung tự động UHV-725 đang đo điện dung từng pha, tổng điện dung và độ tự cảm của tụ bù. Hệ thống dây điện thuận tiện, vận hành đơn giản, giúp giảm khối lượng công việc của nhân viên bảo trì và cải thiện đáng kể hiệu quả thử nghiệm của địa điểm và mang lại sự an toàn cho hoạt động bình thường của lưới điện.

    Chi tiết sản phẩm Máy kiểm tra điện cảm điện dung UHV-725


    Product Introduction

    Wuhan UHV Power Technology Co.,Ltd., is a professional manufacturer and supplier of high-voltage power testing equipment in China.In order to reduce reactive power loss in power systems, shunt capacitor banks are commonly used to improve the power factor. However, in practical applications, capacitor compensation devices tend to have a relatively high accident rate due to the inherent characteristics of capacitor operating conditions. Therefore, regular inspection of capacitor banks and early detection of potential defects are crucial to preventing fault escalation.

    In field applications, capacitors within a bank are connected in parallel. When using a conventional capacitance meter, workers must disconnect the leads to perform measurements—a process that is labor-intensive and prone to wiring errors. To address this challenge, our company has developed a new Capacitance and Inductance Tester. This instrument allows measurement of individual capacitors within a parallel-connected bank without disconnecting any leads, and is also capable of measuring inductance and current. With convenient wiring and simple operation, it significantly reduces the workload of maintenance personnel, greatly improves on-site testing efficiency, and ensures the reliable operation of the power grid.
    HTY_1600HTY_1636


    Product functions

    Capacitance measurement without disconnecting wiring
    Allows measurement of individual capacitors without removing parallel connections, improving on-site testing efficiency.

    Capacitance measurement
    Quickly measures capacitor capacitance and obtains related test parameters.

    Inductance measurement
    Supports inductance parameter testing, meeting on-site testing requirements for capacitors and related equipment.

    Delta / Wye connection measurement
    Supports capacitor testing for both delta (Δ) and wye (Y) wiring configurations.

    Test data storage and export
    Saves test results and allows data export via USB interface for subsequent review and analysis.

    On-site printing
    Built-in thermal printer enables direct printing of test results, facilitating on-site generation of test records.


    Các thông số kỹ thuật

    Phạm vi đo lườngCapacitance:2uF~2000uF
    Inductance:5mH~5000mH
    Current:20mA~2000mA
    Đo lường độ chính xácCapacitance:± (1% reading + 2 words)
    Inductance:± (1% reading + 5 words)
    Current:± (1% reading + 2 words)
    Kích thước345mm×295mm×175mm
    Trọng lượng dụng cụ7 kg


    Working condition

    Nhiệt độ môi trường xung quanh-10℃~50℃
    Độ ẩm môi trường xung quanh85%RH
    Nguồn điện làm việcAC220V±10%
    Tần số nguồn50±1Hz


    Product Characteristics
    1. Capacitance Measurement Without Disconnection: The instrument can measure individual capacitors within a group of parallel-connected capacitors without disconnecting any leads, greatly simplifying testing. It simultaneously displays measured voltage, current, loss, capacitance, frequency, impedance, and other relevant data.
    2. Inductance Measurement: In addition to displaying the measured inductance value, the instrument also shows voltage, current, loss, capacitance, frequency, impedance, and other parameters.
    3. Current Measurement: The instrument displays current value along with current frequency and other related data.
    4. Support for Various Connections: In addition to testing individual capacitors within a group, the instrument can also measure capacitors connected in Δ-type (delta) and Y-type (wye) configurations.
    5. User-Friendly Display and Interface: Features a 320×240 large-screen LCD with Chinese menu prompts, making operation simple and intuitive.
    6. Built-in Large-Capacity Memory: Each test option can store up to 256 sets of data in the built-in non-volatile memory.
    7. USB Data Export: Equipped with a built-in USB controller interface for exporting instrument memory data, facilitating easy report generation.
    8. High-Precision Real-Time Clock: Includes a built-in high-precision real-time clock for accurate date and time calibration.
    9. Built-in Thermal Printer: Comes with a high-speed micro thermal printer for printing measurement results and historical data.
    10. Overcurrent Protection: Features test power supply overcurrent protection to ensure the instrument remains undamaged even in the event of a power supply output short circuit.


    Application Scenarios

    Substation capacitor bank testing
    Used for parameter testing of capacitance, current, and inductance on substation shunt capacitor banks, quickly understanding capacitor operating status.

    Reactive power compensation device maintenance
    Applicable to routine maintenance and periodic testing of reactive power compensation equipment, helping to promptly identify abnormal capacitor parameters.

    On-site testing of shunt capacitor banks
    For capacitors connected in parallel, individual capacitors can be tested without the need to remove connection cables, reducing on-site wiring and unwiring work.

    Preventive testing of power equipment
    Used for regular testing of capacitors and related power equipment, providing test data for equipment condition assessment and preventive maintenance.

    Power maintenance and fault diagnosis
    Applicable to power maintenance sites, assisting in determining whether capacitors and compensation devices are abnormal by testing parameters such as capacitance, inductance, and current.

    Capacitor bank operating condition assessment
    Through periodic parameter measurement and historical data comparison of capacitor banks, provides a basis for equipment operating condition analysis and maintenance decision-making.


    Frequently Asked Questions

    Q: What parameters does the capacitance and inductance tester mainly measure?

    A: The capacitance and inductance tester is mainly used to measure the capacitance, inductance, and current of capacitors, while also displaying related test parameters such as voltage, loss, frequency, and impedance.

    Q: Can the capacitance and inductance tester be used for capacitor bank fault diagnosis?

    A: Yes. By testing parameters such as capacitance and current of capacitors, and comparing with historical test data, it can assist personnel in determining whether there are abnormal parameters in the capacitors.

    Q: Can the capacitance and inductance tester be used for routine capacitor maintenance?

    A: Yes. By periodically testing parameters such as capacitance and current, it can assist maintenance personnel in understanding the operating condition of capacitors and promptly identifying parameter abnormalities.

    Q: What are the advantages of testing with the capacitance and inductance tester?

    A: Compared with traditional testing methods, the device supports measurement without disconnecting wiring, convenient operation, automatic data storage, USB data export, and on-site printing, which reduces on-site steps and improves testing efficiency.


    Attentions 

    1 Please read the instruction carefully before using this instrument. Check and ensure that the connection is correct and the ground is good. 

    2 High precision current clamp is the key component of the instrument,so it should be taken good care of during the process. 

    3 If the over voltage and over current protection act, identify the reasons and exclude the abnormal situation before continuing to test; do not blindly operate, so as to avoid unnecessary losses. 

    4 The wiring can not be removed until the measurement is completedandexit the measurement state. 

    5 If there is any problem that couldn't be solved, please contact the company timely.









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