Check the listing for details. Auto Three phase Digital Phase Voltmeter AC Current Voltage Tester RS232 Port. Condition: New. Listed at 519.95 USD. Three phase Digital Phase Voltmeter AC Current Voltage Tester RS232 PortInstruction：Three Phase Digital Phase Voltmeter under the condition of the tested circuit does not open-loop, it can measurement of three-phase AC current(range:0.0mA~20.0A), three phase AC voltage(range: 0.00V~600V), phase between voltages, phase between current, phase between current and voltage(range: 0.0°~360.0°), frequency, phase sequence, active power, reactive power, apparent power, power factor, current vector sum, judge transformer wiring group, sensibility and capacitive circuit, test the secondary circuit and differential bus protection system, read the phase relationship between differential protection between each groups CT, check watt hour meter wiring correctly or not, maintenance line equipment, etc. Adopts 240dotsX160dots LCD screen, dynamic display, vector diagram indication, clear and obvious, the sharp-nose clamp jaw suitable for flat cable dense place, which can meet the demand of different place.ETCR4300 Three Phase Digital Phase Voltmeter equipped with anti-vibration, anti-slip and high insulation sheath, the instrument aslo equipped with USB interface, which can store 500 groups of data, upload the storage data to the computer by the system software, realize online real-time monitoring and historical query, dynamic display, can read, save, report, print historical data, etc.Product Main Function1. Simultaneous measurement of three AC current, range: 0.0mA~20.0A2. Simultaneous measurement of three AC voltage, range: 0.00V～600V3. Simultaneous measurement of UU, II, UI phase, range: 0.0°~360.0°4. Measurement frequency, phase sequence, active power, reactive power, apparent power, power factor and other parameters.5. Judgement of transformer wiring group, inductive, capacitive circuit and maintenance line equipment, etc.6. Line voltage: below 600V7. CT Size: Φ8mm Specification：Power Supply DC 9V LR14 1.5V 6 PCS(Not included) CT Size Φ8mm LCD Size 240dotsX160dots Range Voltage range：AC 0.00V～600V Current range：AC 0.0mA～20.0A Phase range：0.0°～360.0° Frequency range：45.00Hz～65.00Hz Active power range：0.0W～12kW Reactive power range：0.0VAR～12kVAR Apparent Power range：0.0VA～12kVA Power factor range：-1～+1 Current vector sum range：0mA～60.0A Resolution Voltage：AC 0.01V Current：AC 0.1mA Phase：0.1° Frequency：0.01Hz Active power：0.1W Reactive power：0.1VAR Apparent Power：0.1VA Power factor：0.001 Current vector sum: 1mA Accuracy ±0.5% range Date Storage 500 groups Data Upload Function USB interface, the stored data can be uploaded to computer, easy to analyze and management data Auto Shut Down 15 minutes after start up, the meter shuts down automatically without any operation Power Consumption Open backlight: MAX working current about 80mA, the battery can continues working 8 hours Close backlight：working current about 50mA，the battery can continues working 12 hours Working Environment -10℃～40℃；below 80%Rh Store Environment -10℃～60℃； below 70%Rh Phase Sequence Positive: U1, U2, U3 or I1, I2, I3 The cursor flashes successively from left to right Inverting: U1, U2, U3 or I1, I2, I3 The cursor flashes successively from right to left The amplitude range of the tested singal when measure phase Measuring phase of UU: 30V ~ 500V Measuring phase of UI: 10V ~ 500V, 10mA ~ 10.00A Test Line Length 1.5m Current Clamp Length 2m Measure Time 2s/time Data Hold In testing, press the HOLD key to hold the data, display the "DH" symbol Input Impedance Test voltage input impedance: 1MΩ Low Battery When the battery voltage is lower than 7.2V, low battery symbol appears, reminding replace battery Withstanding Voltage It took 1 minute to withstand 1000V/50Hz sine wave AC voltage between the meter line and the out shell Insulation ≥10MΩ between meter lines and sheath shell Structure Double insulation, with insulation vibration-proof sheath Suitable Safety Standard IEC61010-1 CAT Ⅲ 600V，IEC61010-031，IEC61326，Pollution 2 Weight 1310g Instrument Dimension 196mm×92mm×54mm Packing Package Outer Package Carton Inner Package Aluminum case Accessory Meter 1 PCS Current Clamp 3 PCS Test Wire 4 PCS Communication Cable 1 PCS Software CD 1 COPY Aluminum case 1 PCS Manual 1 PCS Certificate 1 PCS Warranty Card 1 PCS