China Leakage Current Test Zinc Oxide Lightning Arrester Characteristic Tester (GDYZ-301A), Find details about China Leak Current Tester, Surge Arrester Tester from Leakage Current Test Zinc Oxide Lightning Arrester Characteristic Tester (GDYZ-301A)
Use condition | -20ºC ~ 50ºC | RH<80% |
Charging power supply | AC 220V±10% | |
Input range of PT reference voltage | 0 ~ 300V | |
Input resistance of voltage channel | ≥150kΩ(with fuse) | |
Measuring accuracy of PT reference voltage | ±(2% of the reading+0.5V) | |
Measuring range of current input | 0-10mA | |
Measurement accuracy of current fundamental | ±(2% of the reading+5μA) | |
Measurement accuracy of current harmonic | ±(5% of the reading+10μA) | |
Input resistance of current channel | ≤1Ω | |
Action times of monitor | 0 ~ 99 times | |
8/20μS impulse current | ≥50Ap | |
Calibration range of current meter | 0 ~ 10mA | |
Calibration accuracy of current meter | ±(2% of the reading+5μA) | |
Measurement resolution | Voltage | 0.001V |
Current | 0.001mA | |
Angle | 0.001° | |
Battery working time | Main unit 8 hours, voltage sampling box 12 hours | |
Wireless transmission distance | 1000 meters and above (empty and Unobstructed) | |
Dimension of main unit | 320*270*140mm | |
Hand-held collection probe | 180*120*80mm | |
Weight of main unit | 4kg (without accessories) |