| specifications︰ | *Can calibrate all the contents except insulation resistance and high-voltage, according to requirements of the Calibration Regulations of JJG597-89 AC Energy Meter Calibrator.
* Can measure groups of data by one-line connection.
* Measurement and calculation of standard deviation estimate value.
* Measurement and calculation of stability of instrument output power.
* Can test the magnetic flux density of calibrated meter.
*Can test the instrument accuracy.
* Can test and calculate the potential difference of voltage end.
* Can test and calculate symmetry of 3-phase voltage, current and phase.
* Can test phase sequence and judge its correction.
* Can test voltage, current and the function of phase adjuster.
* Can record the measurements from outside and insulation resistance and the measurement error of monitor instrument.
* All the measurement results can be saved and transmitted to a PC which prints out the calibration certificate of the instrument.
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| Advantages︰ | * Apply the large screen LCD English display to showing the menu and kinds of data and real-time arrow diagram.
* Can test the voltage and current distortion of every phase and can test and analyze harmonic wave from 2nd to 15th, directly showing the value of harmonic component and displaying the bar diagram.
*Can contemporarily analyze samples from the 3-phase voltage and current, and calculate the voltage, current, active/reactive power, and active/reactive power energy of each phase.
* Wide range of voltage and current, automatic range switching.
*Can test the active/ reactive power (true reactive), active/reactive (true reactive) power energy of 3-phase 4-wire and 3-phase 3-wire.
*Can set the measurement modes of reactive power and reactive power energy of 3-phase 2-component / 3-component striding phase 90。, and the reactive power of neutral point of 3-phase 2-component and the reactive power energy of less than 60。 phase angel ,especially suitable for verifying the reactive power meter and reactive power energy meter of the same connection principal.
*Has the standard output energy pulse and automatic/manual pulse constant settings, and can test the input pulse of 3 energy meters and calculate the error.
* Can measure the ymmetry, power stability, energy combined error and standard deviation of energy computing instrument. |
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