Comparison of traditional earth resistance tester and Clamp on earth resistance testerGround resistance tester measurement becomes more extensive and important...
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Testing Instruments Application for Electrical Facilities of Buildings & Factories...More -
MEWOI DC Current Sensor is constituted of the combination of the cut core and hole element as a magnetic sensor and it is possible to measure not only DC current but also AC current continuously.[Meas...More -
Instruction of AC Current SensorMEWOI AC Current Sensors(107,108,140,168 and 200 series) are sprit type current sensor with various utility, high reliability and cost-performance for current measureme...More -
At the forth quarter,MEWOI Successful lanunched new products:H/L Voltage Clamp Meter Series, overfulfil sales target for the forth quarter,more than 300 orders each day, all workers are supposed to wo...More
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MEWOI Electricity Testing Instruments manufacturer, Support OEM/ODM, your testing specialist...More -
Earth resistance measurement - fall of potential method with clampsMeasuring the earth resistance is a time-consuming process. Taking measurements requires a lot of commitment from the staff responsib...More -
Poor grounding contributes to downtime but a lack of good grounding is also dangerous and increases the risk of equipment failure.Over time, corrosive soils with high moisture and salt content and hig...More