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ut521

Price 5,943.41 EG

In stock

About this item

The UNI-T UT521 is a reliable digital earth tester for measuring ground resistance and earth voltage, featuring data hold, backlight, and multiple test modes.

Total price 5,943.41 EG

Product Features

  • Measurement Methods: Supports both 2-wire and 3-wire earth resistance measurements, providing flexibility for various testing scenarios.
  • Manual Range Selection: Allows users to manually select measurement ranges, enhancing control over testing parameters.
  • Data Hold Function: Enables users to freeze the current measurement on the display for convenient reading and recording.
  • LCD Backlight: Equipped with a backlit display, ensuring visibility in low-light conditions.
  • Auto Power Off: Conserves battery life by automatically turning off the device after a period of inactivity.
  • Poor Contact Display: Shows “…Ω” when there’s poor contact during measurement.
  • Over-Range Display: Displays “OL” when the measurement exceeds the maximum range.
  • Low Battery Indication: Alerts users when the battery voltage is low, prompting timely replacement.
  • Safety Features: Designed with double insulation protection, enhancing user safety during operation.
  • Certifications: Complies with international safety standards, holding CE and UKCA certifications.

Product Applications

  • Electrical Installations.
  • Lightning Protection Systems.
  • Substations and Power Distribution Systems.
  • Telecommunication Installations.
  • Maintenance and Inspection.
  • Solar Power Systems.
  • Industrial Equipment Grounding.
  • Educational and Research Labs.

Specifications

TypeValue
Earth Resistance Ranges: 0–20 Ω ±(2% + 10) 0–200 Ω ±(2% + 3) 0–2000 Ω ±(2% + 3)
AC Earth Voltage: 0–200 V ±(1% + 4)
Frequency: 50 Hz / 60 Hz
Display Count: 2000
Manual Range Selection: Yes
Data Storage: 20 sets
Data Hold: Yes
LCD Backlight: Yes
Auto Power-Off: ≈10 minutes of inactivity
Low Battery Indication: Yes
Full Icon Display: Yes
Double Insulation: Yes
Poor-Contact Display: “… Ω” when C/E port not properly connected
Over-Range Display: OL
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