MGY6503A is a three-phase energy meter on-site calibration product developed and produced by our company. This product uses advanced digital signal processors (DSPs) and 18 bit high-speed analog-to-digital conversion chips to accurately measure real-time AC input signals. The instrument is equipped with a clamp gauge and direct measurement function, with touch screen operation, comprehensive functions, clear and simple operation, intuitive and generous display, stable and reliable performance.

MAIN FUNCTION AND FEATURES

Ø With a rich operating interface, it can measure voltage, current, frequency, phase, power factor, active power, reactive power, and apparent power

Ø Real time measurement and analysis of harmonics, capable of measuring the content and distortion of 2-31st harmonics

Ø Can display real-time measured waveforms for each phase

Ø Can be used for on-site verification of single-phase active energy meters, three-phase three wire active energy meters, three-phase four wire active energy meters, three-phase three wire reactive energy meters, etc

Ø Can display real-time vector graphics for easy on-site line checking, with automatic wiring recognition function

Ø Can measure PT and CT secondary loads

Main technical parameters

Accuracy level of voltage, current, active power, and functional electrical energy: 0.05 level

Accuracy of reactive power and energy: 0.1 level

Voltage range: 60V, 120V, 240V, 480V, measurement range: 30V~560V

Ø Current direct measurement range: 0.02A～6A； Clamp table: 5A, 10A, 100A, 500A, 1000A; Flexible coil: 2000A, 5000A, 10000A

Ø Phase measurement range: 0.0000-3600, resolution: 0.0010, accuracy: ± 0.050

Ø Frequency measurement: 45Hz~65Hz, resolution 0.001Hz, accuracy ± 0.01Hz

Ø Maximum pulse output frequency: 60KHz

Ø Maximum pulse input frequency: 50KHz

Ø PT and CT secondary load accuracy: Level 1.0

Ø Measurement range: admittance 1.0-99.9ms; Impedance 0.1-8 Ω