China High Quality ultrasonic flaw detectors Exporters – GDYZ-301 Zinc Oxide Surge Arrester Tester – HV Hipot

Features

1. 800*480 color LCD touch screen, with high speed thermal printer.
2. Graphic display, intuitive interface, easy to operate and use on-site.
3. Long distance wireless transmission. PT signal wireless transmission distance more than 400m (2000m can be customized).
4. Suitable for testing in various situation such as lightning arrester with or without electricity, laboratory.
5. Test three phase current, three phase voltage at the same time, more efficient.
6. No strong electricity inside, voltage not more than 12V. Current and voltage sensors are completely isolated, safe and reliable.
7. Support various voltage sampling: 1. Wired; 2 wireless; 3. Non-voltage;
A. Wire: digital signal transmission with cable which the signal is from PT metering winding;
B. Wireless: digital signals wireless transmission which the signal is from PT metering winding;
C. Non-voltage: no need to get signal from PT terminals. Use software calculation to get voltage standard.
8. Built-in high capacity Li-battery, suitable for no power supply field.
9. Adopts embedded hardware platform and embedded operating system, it can expand audio and video playback functions and game entertainment functions.
10. The instrument can be switched on and off at any time, which is more stable than the instrument with industrial computer as hardware platform, and is not easy to crash and system collapse.
11. Equipped with a USB port to support the export of data from U disk.
12. Built-in 4GB SD card, can store massive test data, and has functions such as data management and storage.
13. High speed sampling frequency, advanced digital signal processing technology, strong anti-interference performance, high precision measurement results.
14. With dust-proof, waterproof, anti-corrosion plastic sealed box, small size, light weight, easy to carry.

Technical Parameters

1. Power Supply
Support external power adapter (12V/2A) and internal battery power supply mode;

2. Measuring range
Leakage Current (RMS) 0-10mA (scalable);
Voltage (RMS) 30-100V (scalable).

3. Measuring accuracy
Current: total current> 100μA, ± 2% of reading ± 1digit;
Voltage: Reference voltage signal> 30V
Wired: ± 2% of reading ± 1digit;
Wireless: ± 5% of reading ± 1digit;

4. Measurement parameters
Leakage current total current waveform, fundamental wave RMS, peak value.
Resistive component fundamental wave RMS of leakage current, 3, 5, 7 times RMS.
Resistive component peak value of leakage current, including positive peak value Ir+, negative peak value Ir-.
Capacitive current fundamental wave, total voltage, full current phase angle difference.
Voltage RMS.
Power consumption of arrester.

5. Reference voltage signal sampling method
Wire synchronization : 20m (can be extended);
Wireless synchronization: >400m (can be extended);

6. Battery parameter
Charging time> 6 hours
Continuous working time> 4 hours
Intermittent working time > 8 hours

7. Dimension: 360*260*140mm (Host); 420*330*200mm (Accessory case);
8. Weight: 5kg (Host); 9kg (Accessory case);

Panel Introduction

Figure 1 Host Panel

1. Grounding port 2. 0-2mA current input 3. 2-10mA current input
4. Antenna sucker 5. Wireless synchronization port 6. Wire synchronization port
7. ON/OFF button 8. Charging port 9. Signal indicator
10. Power indicator 11. Fan 12. USB interface 13. Touch color LCD screen 14.Printer

Figure 2 PT Voltage Emitter

1. ON/OFF button  2. Charging port  3. Power indicator
4. Antenna sucker  5. Signal indicator 6. Antenna port
7. Grounding port 8. Communication port between host and PT voltage emitter 9. PT voltage input

Accessories