AT3031 Three-phase AC, DC Standard Source
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Product Name: AT3031 Three-phase AC, DC Standard Source

Product Category: Industrial Measurement

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Product Details
AT3031 Three-phase 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);

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

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

Measurement accuracy: 200mA and above ranges: 0.05%RG (Class 0.05); 0.1%RG (Class 0.1);

                    50mA and below ranges: 0.1%RG (Class 0.1);

Power output

Power output stability: 0.01%/2min (class 0.5), 0.02%/2min (class 0.1);

Active, reactive power measurement accuracy: 0.05%RG (class 0.5), 0.1%RG (class 0.1);

Phase angle output

Output adjustment range: 0°~360°;

Output adjustment resolution: 10°, 1°, 0.1°, or 0.01°.

Resolution: 0.01°;

Accuracy: 0.05°.

Power factor output

Adjustment range: -1 ~ 0 ~ +1;

Measurement resolution: 0.0001;

Accuracy: 0.0005;   

Frequency output

Adjustment range: 40Hz ~70Hz;

Output adjustment resolution: 1Hz, 0.1Hz, 0.01Hz, 0.001Hz for option;

Resolution: 0.001Hz;

Accuracy: 0.001 Hz;

Harmonic setup

Harmonic order: 2nd ~63rd;

Harmonic amplitude: 0~40%;

Harmonic angle: 0°~359.99°;

Harmonic setup error: 2nd ~31st: ≤±0.1%; 32nd ~63rd≤±0.2%;

DC voltage output

Range (4 lines): 100mV, 300 mV, 1V, 5V, 20V, 100V, 300V, 1000V;

Adjustment range: (0~120) %RG; 1000V: (0~110) %RG;

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

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

Ripple amplitude: ≤1%RG (Non-capacitive load);

Output load: 20V and above ranges: ≥10mA; 5V and below ranges: ≥25mA;

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

DC current output

Range: 1mA, 3mA, 10mA, 30mA, 100mA, 300mA, 1A, 5A, 10A, 15A, 25A;

Adjustment range: (0~120) %RG;

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

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

Ripple amplitude: ≤1%RG;

Output load: 25A: 25VA,other ranges ≥ 2V; 300mA and below ranges ≥25V;

Accuracy: 10mA and above ranges: 0.05%RG (class 0.05), 0.1%RG (class 0.1);

1mA, 3mA range: 0.1%RG;

Energy error measurement

Active energy basic error limit:

±0.05%RD (voltage 15V~660V, current 0.05A~36A,PF≥0.5);

±0.1%RD (voltage 15V~660V, current 0.02A~0.05A,PF=1);

Reactive energy basic error limit:

±0.1%RD (voltage 15V~660V, current 0.05A~36A,PF≥0.5);

±0.2%RD (voltage 15V~660V, current 0.02A~0.05A,PF=1);

General parameters

Power supply:          90~265VAC/DC

Frequency:             50Hz~60Hz

Consumption:          50VA~1000VA

Environment condition:  20℃~30℃,relative humidity≤85%

Storage environment:  -20℃~50℃

Size:                600mm (L) × 440mm (W) × 176mm (H)

Weight:              28Kg
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