UNI-T UT522 Earth Ground Tester measures the earth resistance of all kinds of electrical power system; electrical equipment and anti-thunder equipment. This tester from UNI-T can also measure the earth voltage. It is applicable to testing operating earth systems of smelting; communication; manufacture; fossil oil; national defense; electricity; chemical industry and construction.
Specifications | Range | Accuracy |
| Model | UT522 | |
| Earth Resistance(Ω) | 0～40Ω | ±(2%+20) |
| 0～400Ω | ±(2%+3) | |
| 0～4000Ω | ±(2%+3) | |
| AC Earth Voltage (V) | 0～400V | ±(1%+6) |
| Frequency: 50Hz/60Hz | √ | |
Features | ||
| Display Count | 4000 | |
| Manual Range | √ | |
| Auto Power Off | About 10 minutes | √ |
| Low Battery Indication | √ | |
| Data Hold | √ | |
| Data Storage | 20 groups | |
| LCD Backlight | √ | |
| Full Icon Display | √ | |
| Double Insulation Protection | √ | |
| Contact Badness Indication | Port C or Port E don`t contact display”—Ω” | √ |
| Over-Range Display | Display OL | √ |
| Simple 2-Wires Testing | √ | |
| Precision 3-Wires Testing | √ | |
Device Characteristics | ||
| Power | 1.5V batteries (5#) X 6 | |
| LCD Size | 70.6mm X 34mm | |
| Product Color | Red and grey | |
| Product Net Weight | 560g | |
| Product Size | 160mm X 100mm X 70.5mm | |
| Standard Accessories | Batteries, carrying bag, test lead,simple test lead, test probe | |
| Standard Individual Packing | Gift box, manual | |
Package includes:
1x UNI-T UT522 Earth Ground Tester
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