Online check meter of the kilowatt hour meter three-phase voltage, current, active power, no power, as in the high accurate measurement of electrical parameters of power, power factor, angle and frequency.

2, three phase active and reactive induction type, electronic type electric energy meter and other kinds of electrical meter field calibration.

3, two electric energy pulse input port, can check the main and auxiliary table, active and reactive power meter.

4, with the power of the cumulative function, to achieve the meter walk word field test.

5, voltage input 50-450V automatic switching range, to ensure the accuracy of measurement.

6, the current input terminals and clamp table in two ways, the maximum measurable current 2000A.

7, vector diagram of real-time display, error connection of instant recognition, stealing power in our hands.

8, CT ratio, ratio error and angle error of high precision measurement.

9, voltage and current waveform display, the 63 harmonic analysis.

10, the storage of the 200 table is easy to complete the measurement data.

11, the panel is equipped with a micro printer, can be printed on the field test data.

12, can be equipped with a microcomputer, through the RS232 serial port on the device within the data management, remote upgrade, truly paperless office.

13, color large screen liquid crystal display, at a glance, easy to operate.

14, through the power supply socket (AC220V) power supply can also be directly taken from the power grid (AC50-450V) work, fully consider the conditions for the use of the site.

15, can be equipped with three-phase precision test power supply, as a three-phase verification device.

16, strong field load adaptability, stable and reliable work.

17, small size, light weight, beautiful appearance, easy to carry.

1, voltage measurement 50V-450V:0.05

2, current measurement 20mA-20A:0.05 level

4, active power: 0.05, reactive power: 0.1

5, active power: 0.05, reactive power: 0.1

6, frequency measurement: 45Hz-65Hz (+ 0.01Hz)

7, angle measurement: 0 degrees -359.999 degrees (+ 0.005 degrees)

8, electric energy pulse constant: 3600imp / kW / h or 360000imp / kW - H

9, working power supply: external AC220V power supply or UaUn power supply: AC50-450V, or DC

10, the whole power consumption: 8VA

11, working temperature: -20 degrees C - 50

12, relative humidity: 85% - 15%

13, weight: 3Kg

14, volume: 372 x 267 x 135mm3