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.
Three-phase Digital Phase Voltammeter in the case of the tested circuit is not open-loop, Measuring three-phase AC voltage, current, phase between voltages, phase between currents, phase, frequency, phase sequence, active power, reactive power, apparent power, and power factor between voltage and current. 1. Model No.:ETCR4300 2. Current Range: AC 0.0mA~20.0A 3. Voltage Range: AC 0.00V~600V 4. Phase Range: 0.0°~360.0° 5. Frequency Range: 45.00Hz～65.00Hz 6. Power Supply: DC9V Alkaline battery (LR6 1.5V AA×6)
In the case of the tested circuit is not open-loop, Measuring three-phase AC voltage, current, phase between voltages, phase between currents, phase, frequency, phase sequence, active power, reactive power, apparent power, and power factor and current vector sum. 1. Model No.: ETCR4320 2. Voltage Range: AC 0.00V～600V 3. Current Range: AC 0.0mA～600A 4. Frequency Range: 45.00Hz～65.00Hz 5. Data Storage : 500 groups 6. Power Supply : DC9V Alkaline battery (LR6 1.5V AA×6)
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