Specification: Item Type: Leakage Current Sensor Model: ETCR025K Material: ABS+permalloy Application: Electric power, communications, meteorology, railways, oil fields, construction, measurement, scientific research and teaching units, industrial and mining enterprises and other fields Range and Accuracy: RangeResolutionAccuracy ClassPhase ErrorTransformation Ratio0.00mA~30A AC 0.01mA AC 0.52800:1 Other Parameter: FunctionAC leakage current, high order harmonic current, phase, electric energy, power, power factor, etc. detectionDetection MethodOpen and close structure, no need to cut off the line under test without power failure, especially suitable for online installationCT SizeApprox. 25mm / 1inMeasuring Range0.00mA~30A ACTransformation Ratio800:1 (can be customized according to needs)Phase Error2Secondary Load10ShieldingDouble layer shielding, suitable for complex interference environmentOutput MethodInductive current outputOutput InterfaceWiring terminal (S1, S2 coil tap end, GND shielding end)Frequency10Hz~100KHzSecurity LevelCAT600VExternal Size Approx. 78 x 82 x 31 mm / 3.1 x 3.2 x 1.2 inQualityApprox. 120g / 4.2ozOperating Temperature-15C~50CDielectric StrengthAC 3700V/rms (between iron core and shell) Package List: 1 x LeakageCurrentSensor