Ground Resistance Tester REK2678X
Product Description
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RK2678X earthing resistance tester is suitable for measuring the resistance value between metallic part of motors, appliances, instruments, meters, domestic apparatuses that are supplied power with power grid, and their protective earthing terminal... |
The tester has two scales of testing resistance value(200 or 600)... |
The testing time can be set between 0~99s. |
When the measured resistance value is larger than the preset resistance value,it has audible and visible warning function, and overcurrent (>AC30A) protection
function... |
This tester uses the principle of divider for measurement, and fluctuation of testing current cannot affect measurement accuracy, therefore, it
has the following advantages: accurate measurement, convenient operation, small volume and low requirement to power. |
The tester uses 3½ digital display and the
reading is convenient and simple, and reliability is very high... |
The new optional function of broken wire warning (i.e. open circuit warning) can be very easy to
know whether the tester is working in normal test status, and a user can select this function upon actual demand.. |
Range of measurement | 0¡«200m¦¸¡À(5%+ 2 scales)(25A) 200¡«600m¦¸¡À(5%+ 2 scales)(10A) |
Testing time | 0~99s(continually adjustable) |
Testing voltage | < AC 12V/6V(RK2678Y) |
Testing current | AC 5~30A ± 5% |
Overcurrent warning | >30A |
Warning resistance value | 0~200mΩ±(5%+2 scales) 200~600 mΩ±(5%+ 2 scales) |
Overall Size | 315mm x 250mm x 165mm |
Weight | 15kg |
OPERATIONG CONDITIONS |
Temperature | 0~40 Celcius |
Relative humidity | <=80%RH |
Power supply | AC 220V ± 10% 50Hz |
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