UT521 Digital Earth Grounding Resistance Tester
The UT520 series (UT521) is an earth resistance tester designed for measuring 3-wire and 2-wire resistances in power and electrical systems, lightning protection equipment, and electrical ground systems. It is lightweight and includes features like data storage and a backlight.
- The UT520 series can measure 3-wire and 2-wire resistances.
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