Ground Grid Ground Resistance Tester - Yangzhou Dary
Dary Electric recommends
Features
1.Ground grid groundingresistance tester measures the grounding impedance or resistance of grounding devices.
2、Measures the continuity impedance or resistance between grounding devices.
3、This ground resistance tester (heterodyne method) measures soil resistivity.
4、Large LCD display for clearer viewing, very convenient operation.
5、Storage uses keyboard Chinese input for easy query.
6、Adopts advanced automatic dual frequency conversion technology, measures at 45Hz and 55Hz, with multiple frequency conversion options.
7、Strong anti-interference capability, uses automatic frequency conversion method combined with modern software and hardware filtering technology, ensuring high anti-interference performance and stable, reliable test data.
8、High accuracy, basic error only 0.005Ω, can measure large ground grids with very small grounding impedance.
Technical Parameters
1、Impedance measurement range: 0～200Ω
2、Resolution: 0.001Ω
3、Measurement error: ±(reading×2%+0.005Ω)
4、Anti-interference capability for 50Hz power frequency voltage: 10V
5、Test current waveform: sine wave
6、Test current frequency: automatic 45Hz/55Hz dual frequency, multiple frequency conversion options
7、Output current: 5A
8、Output voltage: 400V
9、Measurement line requirements: current line copper core cross-sectional area ≥2.0mm2 (user supplied)
voltage line copper core cross-sectional area ≥1.5mm2 (user supplied)
10、Power supply: AC220V±10%, 50Hz
Note: The above information and technical parameters are compiled and released by Yangzhou Dary Electric Co., Ltd.
