RS232 / WiFi Power Quality Analyzer Calibration Device For Railway , Large Industrial

RS232 / WiFi Power Quality Analyzer Calibration Device For Railway , Large Industrial

Profile

AT1025 is suitable for the measurement department of research institution, power grid corporation, 

railway, large industrial and mining enterprise and national measurement institution at all levels. 

Main function

Calibrate various handheld, on-line energy quality analyzer;

Manually and automatically perform various functional tests in accordance with the calibrating procedures

 of energy quality analyzer;

Output 2nd ~63rd harmonics;

Main features:

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

Adopt advanced DSP data processing technology, can synthesize various irregular waveforms, such as 

harmonics, inter-harmonics, flicker, swells, dips, etc.;

Equipped with RS232, Ethernet, and WiFi interface, AT1025 can either support stand-alone operation, 

PC control or handy wireless terminal control;

Communicate with tested meter thru RS-232/485 and Ethernet;

Self-protection, alarming and displaying fault location for output overload, Voltage short circuit and 

Current open-circuit;

Automatically detect, diagnose and alarm for failure. 

Remotely updating online, easily achieve software updating;

Support calibrating by userself. 

Technical specification

AC voltage output

Range: 57.7V, 100V, 220V, 380V;

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

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

Stability: 0.01%/2min;

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

Output maximum load: 25VA each phase;

Measurement accuracy: 0.05%RG;

AC current output

Range: 1A, 5A, 10A;

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

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

Stability: 0.01%/2min;

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

Output maximum load: 25VA/phase;

Measurement accuracy: 0.05%RG;

Power output

Power output stability: 0.02%/2min;

Active power measurement accuracy: 0.05%RG;

Reactive power measurement accuracy: 0.1%RG;

Phase 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;

Fundamental frequency output

Adjustment range: 40Hz ~70Hz;

Output adjustment resolution: 1Hz, 0.1Hz, 0.01Hz, or 0.001Hz.

Resolution: 0.001Hz;

Accuracy: 0.002 Hz.

Three phase voltage, current symmetry and phase angle symmetry

Voltage, current symmetry: ≤0.1%;

Phase angle symmetry: 0.05°;

Harmonic setup

Harmonic order: 2nd ~63rd;

Harmonic amplitude: 0~40%;

Harmonic angle: 0°~359.99°;

Harmonic angle setup resolution: 0.01°;

Harmonic voltage accuracy: when Uh≥1%Un, 2% Uh; when Uh<1%Un, 0.02% Un;

Harmonic current accuracy: when Uh≥3%Un, 2% Uh; when Uh<3%Un, 0.02% Un;

Inter-harmonics setting

Frequency range: 16~5kHz;

Frequency accuracy: 0.05%;

Inter-harmonics frequency setup resolution: 0.1Hz;

Inter-harmonics amplitude: 0~30%;

Inter-harmonics amplitude accuracy: 5%;

Output flicker value (Pst)

Setup range: Setup the ±30% (60% ΔV/V) of voltage or current within the range;

Pst indication accuracy: 1%;

The setup resolution of depth: 0.05%;

Waveform: square wave, rectangular wave or sine wave;

Duty ratio (when the wave is rectangular): 0.01 % ~ 99.99 %;

Modulation frequency range: 0.0008Hz ~ 40Hz;

The frequency accuracy of sine modulation: 0.05%; 

The frequency accuracy of rectangular alignment: 0.5%;

Modulation frequency setup resolution: 0.001Hz

Swell/Dip

Trigger input delay (start delay): 0~60s;

Swell/dip duration (continue): 1ms~60s;

Maximum amplitude dips (sudden changes to): 0%;

Maximum amplitude swells (sudden changes to): the minimum value of full range and 140% nominal 

output;

Period of ramp in/ ramp out: 1ms~30s;

Optional with delay repeat: 0~60s;

The amplitude accuracy of start level: 0.2%RG;

The amplitude accuracy of swell/dip level: 0.2%RG;

Trigger output delay: 0~60s;

Energy error measurement

Active energy basic error limit: ±0.05%RD (PF≥0.5);

Reactive energy basic error limit: ±0.1%RD (PF≥0.5);

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:              20Kg