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The GF3000 series stationary three phase energy meter test bench is a fully automatic system that enables simultaneous, multi-position calibration and verification of three-phase electric energy meters error. Full compatibility with IEC 60736, excellent parameters, superior functionality and outstanding flexibility, It adopt the most advanced electronic measurement technique and modular concept combine the difference three phase reference standards and power amplifier. GF3000 three phase meter test equipment is applied in the measurement centre of grid company energy measurement department of power supply company and energy management utility, industrial enterprise and meter manufacturers.
FEATURES
■ With Multi-channel server;
■ Operate automatically or manually;
■ High resolution of voltage, current and power;
■ Every meter position have error calculation/monitor;
■ Large LCD display and simple interface for operation;
■ Wide current measuring range from 1mA to 120A which can be automatically switched;
■ Self-check and perfect protection function of overload, short voltage circuit and open current circuit;
■ High stability of power source which is up to 0.01%/100s and low distortion which is no more than 0.3%;
■ High accuracy, 6-digit display the energy relative errors are no more than 0.05%(0. 1%)within the measuring range;
■ Installing the ICT in each meter position to test three-phase meters with closed links between the current and voltage measuring circuits (I-P Links) (optional);
■ Equipped with three phase multifunction reference meter and program-conrolled three phase power source which can be separately used and are convenient for testing;
FUNCTIONS
■ Timing error test.
■ Creeping and starting test.
■ Equipped with RS232 communication port.
■ Calibration and verification of constant.
■ Standard deviation, 24 hour variation test.
■ Influencing quantity test of voltage, frequency, harmonic.
■ Able to check the same type meters with different constants.
■ Full automatic, semi automatic and manual operation available.
■ Supporting bar code input, which increase the efficiency of input
■ Testing energy registers (dial test) and maximum demand indicator.
■ Able to print out all kinds of test reports with the standard forms.
■ Able to calibrate all kinds of electronic and inductive three phase kWh meter.
■ Forward and reverse active energy / forward and reverse reactive energy error test.
■ Able to test voltage, current, active/reactive/apparent power, phase, power factor, frequency, and etc.
■ Able to display waveform of voltage and current able to set 2nd-51st harmonic of voltage and current, measure the waveform distortion and harmonic content, and display harmonic chart.
■ Able to perform automatic measurement like shunting, basic errors, standard deviation, and etc.
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