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  • Analyseur de réponse en fréquence à balayage UHV-311

    Core Technology: DDS-based digital high-speed frequency sweeping.Measurement Modes: Linear sweep + segmented sweep functionality.Control Architecture: Embedded microprocessor control with MIL-spec stability components.

    Product Details of UHV-311 Sweep Frequency Response Analyzer

    Présentation du produit

    The transformer winding deformation tester is based on the measurement of the characteristic parameters of the internal winding of the transformer, and uses the internal fault frequency response analysis (FRA) method currently being developed in developed countries to accurately determine the internal faults of the transformer.


    caractéristiques du produit

    1. Advanced DDS Core Technology
    Dedicated digital high-speed scanning (DDS) detects:
    Mechanical deformations (distortion/bulging/displacement/tilting)
    Electrical faults (inter-turn shorts, phase-to-phase contact faults

    2. High-Fidelity Acquisition System

    SoC-controlled architecture with MIL-spec components

    Dual-channel 16-bit A/D sampling (≥99.5% repeatability)

    Field Validation: Tap changer operations induce significant waveform deviations

    3. Dual-Sweep Measurement Modes
    Linear + segmented frequency analysis compatible with domestic technical standards

    4. Non-Invasive Testing Protocol
    Requires only busbar disconnection; eliminates transformer disassembly

    5. Ergonomic Field Operation
    Measurement-insensitive lead configuration; technicians operate safely atop tank

    6. Standards-Compliant Output

    Meets national amplitude-frequency specifications (GB/T 1094.18)

    User-selectable axis scaling: Linear or logarithmic plots

    7. Intelligent Signal Control
    Software-auto-ranged ±10V output with adaptive sampling frequency

    8. High-Resolution Scanning
    0-1MHz linear sweeps with configurable resolution (0.25/0.5/1kHz steps)

    9. AI-Driven Diagnostics

    6-curve historical comparison with axis-specific analysis

    Automated parameter calculation & winding deformation diagnosis

    Expert diagnostic conclusions

    10. UNdanstomated Reporting Suite

    Environmental parameter logging

    Measurement data archiving

    Word/PDF report generation with color printing


    Paramètres techniques

    Linear frequency sweep measurement range(1kHz)~(1MHz)
    Segmented sweep frequency measurement range(0.5kHz)~(1kHz)
    (0.5kHz)~(10kHz)
    (10kHz)~(100kHz)
    (100kHz)~(500kHz)
    (500kHz)~(1000kHz)
    Range of amplitude(-100dB)~(+20dB)
    Accuracy of amplitude measurement+20dB~-60dB;±1dB
    -60dB~-100dB;±2dB
    Sweep accuray0.01%
    Impédance d'entrée du signal1 MΩ
    Impédance de sortie du signal50Ω
    In phase test repetition rate99.5%
    Dimensions300×340×120mm3
    Dimensions of Aluminum Alloy Packaging Box310×400×330mm3
    Poids10 kg









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