Sansion Power Electric Co., Ltd.
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Grid Earth Insulation Resistance Test Equipment Resistance Earth Impedance Tester
General Information:
SXDW-II Grid Earth Resistance Tester is applicable for measurement on power frequency earth impedance, characteristic parameter and soil resistivity of various ground equipments, and the test of substation earth grid (4Ω), power generator, micro-wave station (10Ω), arrester (10Ω).
Features:
√ Adopts new pilot frequency AC power, micro-controller and signal process measurement, resolve interference problem, simplify test process, improve accuracy and precision.
√ High anti-interference capability. Pilot frequency test, advanced filter technique.
√ Can test current pile, voltage pile, earth resistance, contact voltage
√ English friendly interface, easy to operate.
√ High accuracy. Error: 0.005Ω. It can be used to measure large grid with small impedance.
√ Good power frequency equivalence, sine waveform test current. Only 5Hz difference between its frequency and power frequency. Double frequency tests: 45Hz &55Hz .
Specifications:
√ Test range: 1MΩ~200Ω
√ Resolution: 0.001Ω
√ Test error: ± (Read×2%+0.005Ω)
√ Measuring current waveform: Sine
√ Max. Output current: 5A
√ Max. Output voltage: 400V
√ Anti-interference capability: power frequency 50Hz / 10V
√ Measuring current frequency: 45Hz, 55Hz Double frequency
√ Test wire demand: Current wire Copper core cross-sectional area≥1.5mm2
Voltage wire Copper core cross-sectional area≥1.0mm2
√ Power Supply: AC220V±10%,50Hz
√ Oversize: 440×350×210
√ Weight: 10kg
Warranty: One year quality guarantee after shipment.
More information, please kindly contact with us, we can customize the suitable test set according your requirements and give you the best quotation. Thank you!