High Stability Three Phase Power Meter Test Equipment / AC DC Standard Source 2nd ~63rd

High Stability Three Phase Power Meter Test Equipment / AC DC Standard Source

Profile

AT3031 is suitable for the measurement department of research institution, power grid corporation, 

railway and national measurement institution at all levels, and test, production, calibration in meter 

manufacture.

Main function

Support various tests including indicating meter, digital meter, energy meter, etc.

Output 2nd ~63rd harmonics;

Main features:

High stability, low waveform distortion;

8 inch color touch screen, interface friendly, easy to operate;

Equipped with RS232, Ethernet, and WiFi interface, AT3031 can either support stand-alone operation, 

PC control or handy wireless terminal control;

Communicate with tested meter thru RS485;

Customize and develop the automatically adjustment and calibration system; 

Self-protection, alarming and displaying overload location for equipment output overload, Voltage short-circuit, Current open-circuit;

Automatically detect, diagnose and alarm for failure. 

Remotely updating online, easily achieve software updating;

Support calibrating by userself. 

Type

AT3031C three phase AC, DC standard source, class 0.05 

AT3031B three phase AC, DC standard source, class 0.1 

Technical specification

AC voltage output

AC large voltage output

Range: (Phase A) 30V, 100V, 300V, 660V, 1000V;

(Phase B, C) 30V, 100V, 300V, 660V;

Adjustment range: (0~120) %RG, RG refers to range, similarly hereafter; Phase A 1000V: (0~100) %RG;

Adjustment resolution: 0.01%RG, 0.1%RG, 1%RG, 10%RG for option;

Stability: 0.005%/1min (0.05 class), 0.01%/1min (class 0.1);

Distortion: ≤0.1% (Non-capacitive load);

Output maximum load: 25VA each phase (resistive load);

Accuracy: 0.05%RG (0.05 class), 0.1%RG (class 0.1);

AC small voltage output

Range: phase A: 75mV, 300mV, 750mV, 3V, 7.5V;

Adjustment range: (0~120) %RG, RG refers to range, similarly hereafter; 

Adjustment resolution: 0.01%RG, 0.1%RG, 1%RG, 10%RG for option;

Stability: 0.005%/1min (0.05 class), 0.01%/1min (class 0.1);

Distortion: ≤0.1% (Non-capacitive load);

Output maximum load: ≥ 25mA

Accuracy: 0.1%RG (class 0.1);

AC current output

Range: phase A: 500uA, 2mA, 10mA, 50mA, 0.2A, 0.5A, 2A, 5A, 10A, 30A;

Phase B, C: 0.2A, 0.5A, 2A, 5A, 10A, 30A;

Adjustment range: (0~120) %RG, RG refers to range, similarly hereafter;

Adjustment resolution: 0.01%RG, 0.1%RG, 1%RG, 10%RG for option;

Stability: 0.005%/1min (0.05 class), 0.01%/1min (class 0.1);