The ES3030 is designed for large-scale grounding grids, combining microprocessor control and frequency conversion AC power to measure impedance, soil resistivity, and step/touch voltages. Ideal for power substations, telecom towers, and industrial grounding systems, it features auto-calibration and anti-interference capabilities (50Hz, 50V).

Specifications:

• Measurement Ranges:
  • Ground Impedance: 0.000Ω–2000Ω (±0.5% accuracy, 0.001Ω resolution).
  • Soil Resistivity: 0.000–999KΩm (0.001Ωm resolution).
  • Step/Touch Voltage: 0–400V (0.001V resolution).
• Power: AC 220V, 10A (2000W max consumption).
• Environmental:
  • Operating: -10°C to 40°C, <80% humidity.
  • Storage: -20°C to 60°C, <70% humidity.
• Dimensions/Weight:
  • Meter: 540mm×440mm×210mm / 27kg.
  • Accessories: 5.5kg (test leads, ground rods).
• Interfaces: Thermal printer (57×40mm paper), touchscreen controls.
• Safety: AC 3700V withstand voltage, IP54 rated.

About Manufacturer:

Fuzrr Technology (Guangzhou Zhengneng Electronic Technology Co., Ltd). is a professional manufacturer engaged in R&D, production and sales. The factory is located in Guangzhou, the metropolis of China’s International Greater Bay Area Economic Circle, near Hong Kong, Macau, and Shenzhen in the south. Mainly manufacture Utility locator, Cable identification, multimeters, insulation resistance testers, grounding resistance testers, power quality monitors, megohmmeters, Battery internal resistance testers, clamp power meters, high voltage Current clamp meters and more! We have a professional engineer technical team, efficient sales team and competitive price advantage, exporting to more than 80 countries and regions. After more than 15 years of development, we have gained rich experience in manufacturing and exporting, and have cooperated with global brand agents. The workshop is equipped with automatic production lines, with more than 100 skillful workers, automatic plug-in machinery and multifunctional testing equipment. Our R&D department provides strong technical support and accepts OEM, ODM for large order projects.