Earth Ground Resistance Clamp Meter
Brand
UNI-T
|
Model
UT-278A+
|
🇨🇳 China
The UT-278A+ Ground Resistance Tester features high-resolution measurement capability down to 0.001Ω, enabling quick assessment of grounding system conditions while improving inspection accuracy and safety. It supports leakage current measurement up to 30A, making it suitable for power equipment, industrial systems, and on-site grounding inspection needs. With a double-insulated design, it effectively reduces external interference to ensure stable and reliable measurement results. It enables fast and safe grounding tests with ease, making it an essential tool for engineering maintenance and electrical power inspection.
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Description
The UT-278A+ Earth Ground Resistance Clamp Meter is a high-performance measuring instrument designed for quick and safe measurement of grounding systems. It operates without the need to disconnect grounding wires or rely on auxiliary electrodes, making it user-friendly. With a display resolution of up to 0.001Ω and the capability to measure leakage currents up to 30A, it is suitable for various electrical equipment grounding tests. The clamp design features double insulation to effectively filter out environmental interference, ensuring accurate measurement results, making it an ideal tool for electrical engineers and maintenance personnel.
Specifications
- Jaw openingØ32 mm
- Resistance±(1%+ 0.01) at 0.01~0.099 Ω
- Current1m~30 A (50/60Hz)
- Accuracy±(2.5% +1mA) at 0m~9m A
- Resolution1mA
Features
- 反應時間約 1秒
- 警報功能1m〜499m A
- 資料記錄99 筆
- 資料傳輸RS-232
Attributes
- Operating Temperature0 to 40°C / lower than 70%RH without dew。
- Storage Temperature-10 to 60 °C / lower than 80%RH without dew。
- Elevation LimitationLower than 1,000 meters
- Power Supply1.5V Battery (AA) x 4
- Dimensions285 x 85 x 56 mm
- Weight1,160g (Battery included)
- AccessoryCarrying case, standard resistance ring, battery, Manual, CD
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