With large liquid crystal display, the vector diagram and wiring connection results shall be displayed directly. Meanwhile, the apparatus shall check up to 48 types of three-phase 3 wire and 288 types of three-phase four-wire wrong wiring connections.
2.It shall test the voltage, current, phase, frequency, active power, reactive power, apparent power factor directly on site, meanwhile calibrate single and three phase active or active electronic meters as well as the mechanical energy meters.
3.Storage data of energy meters and transformer 150 pus. Friendly operating menu and complete computer management system.
4.Automatic voltage and current range selection.
5.It shall test the variation ratio polarity and the error of variation ratio of low voltage CT on site.
6.It shall test constant and constant error of meter under test.
7.Built-in clock shall store the testing time and date.
8.Power supply: built-in four pieces of rechargeable 2200mAh nickel batteries.Voltage ranges: 100V, 200V, 400V, auto-shift range, measurement scope: 30V500V.
2. First current clamp test: 1000A (Measurement scope: 01000A).
3. Secondary current clamp test: 5A(Measurement scope: 0.0510A).
4. Energy measurement accuracy: 0.5%.
5. Phase measurement accuracy: ±1.0°.
6. Frequency measurement accuracy: 0.1Hz.
7. Power consumption: 1VA.
8. Working ambient: temperature: 10°C +35°C, relative humidity: 3080% RH.
9. Accuracy class: 0.5 class (clamp)
10. Dimension: 320mmX 210mmX 110mm ( L X W X H ).