Product Details

Transformer Partial Discharge Tester - Yangzhou Darui

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Features

1.Suitable for partial discharge detection and location of switchgear, main transformers, GIS partial discharge and cable partial discharge inspection and positioning, contact measurement; additionally equipped with TEV sensor, HFCT sensor, for multi-angle testing of test objects;

2、Compact structure, handheld, tool-type, small size, light weight, high degree of automation, simple and practical;

3、Built-in measurement and analysis software, directly displays discharge waveform;

4、The sensor is stethoscope-type, with features such as large contact area, strong anti-interference capability, high sensitivity, accurate measurement, simple operation, and safe and reliable;

5、Simple to use, no complex settings required, ready to use after power-on;

Technical Parameters

1、Composite TEV Measurement
   Sensor: Capacitive               
   Measurement Range: 0～60dBmV
   Resolution: 1dB               
   Error: ±1dB
   Detection Bandwidth: 5~70MHz          
   Max Pulses/Cycle: 655
   Threshold Adjustment Range: 3～57dB

2、High-Frequency Current Transformer
   Detection Frequency Band: 10kHz～30MHz            
   Signal Transmission: 50Ω Coaxial Cable
   Detection Sensitivity: 10pC

3、Ultrasonic Sensor
   Measurement Range: -7dBμV～68 dBμV    
   Resolution: 1dB
   Error: ±1dB                 
   Sensor Sensitivity: -65dB (0dB = 1volt/μbar RMS SPL)
   Sensor Center Frequency: 20～50kHz      
   Sensor Diameter: Not greater than 50mm
   Heterodyne Frequency: 38.4kHz

4、UHF Sensor          
   Detection Frequency Band: 300MHz～1.5GHz            
   Signal Transmission: 50Ω Coaxial Cable
   Detection Sensitivity: 1dB                     
   Gain: ＞65dbm

Standard Configuration