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全自动Dielectric Loss Tester-扬州达瑞

Handheld Partial Discharge Detector for High-Voltage Switchgear - Yangzhou DARUI

Published: 2020-08-13 10:02:13

Views: 2922

Category: Partial Discharge Tester

Product Description
Handheld Partial Discharge Detector for High-Voltage Switchgear 

DARUI Electric recommends:


Features

1.The ultrasonic and TEV partial discharge waveforms of the handheld partial discharge detector for high-voltage switchgear are displayed on the same interface as the yellow, green, and red three-segment indicator values.

2. In dBmV units, transient earth voltage (TEV) and ultrasonic methods are used to detect the magnitude of partial discharges.

3、This handheld partial discharge patrol and positioning instrument uses a color LCD screen, providing a more intuitive and user-friendly display.

4、An earphone monitoring mode is added; in ultrasonic mode, real-time monitoring of partial discharge signals can be achieved through earphones.

5、The display can show waveforms in real time and store valuable waveforms. Test data is automatically stored, facilitating the review of test records and subsequent analysis of test data.

6、High signal amplification and sensitivity; signal reception range: effective distance 15m.

7、Moderate-intensity red laser aiming with strong focusing capability, accurate positioning, safe and reliable, simple and practical.

8、Detect and locate insulator discharges on towers and creepage on exposed cable terminations.

9、This handheld partial discharge tester is mainly used for detecting partial discharges in high-voltage switchgear.

10、Easy to use, compact, lightweight, and portable.



Technical Specifications

1、TEV Performance Parameters  

    Sensor: Capacitive

    Measurement Range: -5~60dB, step 1dB

    Resolution: 1dB

2、Ultrasonic Measurement Parameters

    Measurement Range: -11dB~68dB, step 1dB

    Resolution: 1dB

    Sensor Center Frequency: 40kHz±1kHz

    Sensor Diameter: 16mm

3、Instrument Hardware Specifications 

    Indicator: Color backlit LCD

    Display Resolution: 320×240

    Horizontal Sensitivity: 50us/Div~2ms/Div

    Vertical Sensitivity: 4uv/Div~400uv/Div (Ultrasonic)

                400uv/Div~40mv/Div (TEV)

    Trigger Modes: Auto, Norm, Sign

    PC Connection Interface: USB connection

    Charging Method: Dedicated charger

    Data Storage: Supports SD card storage

    Operating Time: 4 to 5 hours per set after full charge

    Controller: Membrane keyboard

    Connectors: 2.1mm low-voltage DC charger input 

    3.5mm stereo headphone jack 

    External ultrasonic sensor input

    Earphone: 8 ohms

4、Operating Environment 

    Temperature: -10~45 ℃  

    Humidity: 0~90% RH non-condensing

5、Dimensions 

    Dimensions: Main unit: 245×132×45mm; Parabolic antenna diameter: 275mm

    Weight: 1kg (main unit) 0.5kg (sensor)

6、Battery Charger 

    Rated Voltage: 90~264V AC 

    Frequency: 47~63Hz

    Charging Voltage: 12V DC 

    Charging Current: 500mA 

    Full Charge Time: 5 hours

7、External Parabolic Ultrasonic Sensor Parameters

    Sensor Center Frequency: 40kHz 

    Sensor Diameter: 16mm

    Parabolic Reflector Outer Diameter: 275mm 

    Parabolic Reflector Standard Diameter: 250mm 

    Weight: 0.6kg 

    Operating Temperature: -10~50 ℃ 

    Humidity: 0~90% relative humidity, non-condensing. 




Note: The above information and technical parameters are compiled and released by Yangzhou DARUI Electric Co., Ltd.
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Yangzhou Darui Electric Co., Ltd.
主营产品:Dielectric Loss Tester、Transformer Ratio测试仪、Loop Resistance Tester、高压None线核相仪、Insulation Resistance Tester、Partial Discharge Tester、Cable Fault Tester、DC Resistance Tester等。
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