Leakage current, current, transformation ratio, ratio difference, angle difference, phase difference and polarity test of current transformer primary & secondary circuits in 380V/220V power distribution system. 1. Model No.:ETCR9620B 2. Primary Current Test Accuracy: 0.0A～3000A/ 0.1A/ ±1%FS 3. Secondary Current Test Accuracy : 0.00mA～5A/ 0.01mA/ ±0.5%FS 4. Turn Ratio Measurement Range: 1～500 5. Wireless Transmission Distance: 100M 6. Power Supply : Alkaline batteries (1.5V AAA X 4PCS & 6F22 9V X1PCS)
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