ETCR Electronic Technology CO.,Ltd. was established in 2006, the factory is located in Guangzhou Guangdong ,South China .It is a state-level high-tech enterprise specialized in producing non-contact and intelligent electronic measuring instruments. The products can be widely used in the power system, petroleum, chemical engineering, telecommunication, meteorology, military,railway, industrial and mining establishments.
ETCR is a main and leading manufacturer of earth tester in china, it's main product of earth resistance tester etcr2000 produced in 1999 is the first product in the field of testing instrument in China.
Turn ratio measurement; transformation ratio polarity display; voltage measurement; primary current and secondary current measurement; voltage and current waveform display; phase between primary current and secondary current, phase between each current and voltage; frequency measurement; Active power, reactive power, power factor measurement; harmonic measurement. 1. Model No.:ETCR9570 2. Voltage Range：0V～600V 3. Current Sensor Range ：0A～3000A/0A~600A/ 0A~10A 4. Turn Ratio Measurement Range: 1~9999 5. Phase Range: 0～360° 6. Hot Power Supply : Lithium battery 7.4V 5200mAH
Measurement of primary and secondary current, transformation ratio, phase difference, polarity and phase sequence of current transformers and transformers below 35kV 1. Model No.: ETCR9550B 2. Primary Current Test Accuracy : High voltge clamp: 0.0A～800A/0.1A/±0.5%FS Flexible coil clamp: 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. Transmission Distance: Primary: 100m; Seconary: 2m cable 6. Power Supply: DC6V alkaline batteries (1.5V AAA × 8)
Online test the leakage current, current, transformation ratio, ratio error, angle error, phase and polarity of the primary and secondary circuit of the current transformer in the 380V/220V distribution system 1. Model No.:ETCR9600 2. Primary Current Test Accuracy: 0.0A～800A/ 0.1A/ ±0.5%FS 3. Secondary Current Test Accuracy : 0.00mA～5A/ 0.01mA/ ±0.5%FS 4. Turn Ratio Measurement Range: 1～500 5. Communication Cable Length: 2M 6. Power Supply : Alkaline batteries (1.5V AAA × 4)
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.:ETCR9620 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. Communication Cable Length: 2M 6. Power Supply : Alkaline batteries (1.5V AAA × 4)
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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