The WZ-3030B three-phase AC standard source is another high-end standard source signal product launched based on the relevant standards of the national power industry and the relevant regulations of the General Administration of Quality Supervision, Inspection and Quarantine for instrument calibration. It systematically analyzes the current research level of electrical measurement technology at home and abroad, and combines with the current market situation. Its launch will provide more powerful guarantees for China's instrument products and promote them to a new level.

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1. The first in China to integrate systems, testing, and signal generation into one module, with high product integration, low failure rate, small size, light weight, fast response speed, high efficiency, high reliability, strong functionality, high output power, and standard source output.

2. The output AC/DC voltage, current, phase, and power are all high-precision and high stability standard sources, calibrated by software. All outputs adopt dynamic load automatic adjustment technology, which reduces the load adjustment rate.

3. Designed with high-speed AC sampling, high-speed digital signal processors (DSPs), complex programmable logic arrays (CPLDs), high-power integrated amplifiers, and embedded computer systems, the system, testing, and signals are highly integrated. It is compact, lightweight, highly reliable, and highly functional.

4. It can be widely used to detect various indicators of digital instruments, indicating instruments, energy meters, transformers, digital measurement and control devices, transmitters, AC sampling devices, negative control terminals, power management terminals, concentrators, reactive power compensation controllers, and other electronic products.

5. The software can calibrate the output voltage, current, phase, and power, and all outputs use dynamic load automatic adjustment technology to reduce the load adjustment rate.

6. The output frequency of the AC/DC standard source can be adjusted to any fineness of 0.0001Hz. The phase shift between three-phase voltages, three-phase currents, and the voltage and current of each phase can be arbitrarily adjusted by 0.001 ° fineness.

7. It can output 2-50 standard modulation harmonics and can perform single or arbitrary multiple harmonic superposition output.

8. Adopting a high-definition large screen TFT true color LCD interface display, the mouse, keyboard, and panel key operation are designed to be simple and user-friendly, with a fully integrated Chinese character input system and multiple communication interfaces. The communication protocol is open, and users can program and control the instrument for secondary development.

9. The WZ3030B series three-phase standard source has two precision levels of 0.02 and 0.05 for customers to choose from.

1. AC voltage output

Quantity limit: 380V, 220V, 100V, 57.735V

Adjustment range: (0-120)% RG RG is the limit, the same applies below

Adjustment fineness: 0.001% RG Accuracy: 0.05% RG

Stability: ≤ 0.005%/2min Distortion: ≤ 0.05% (non capacitive load);

Output load: 20VA/25VA/30VA per phase (optional) Load adjustment rate: 0.02%

2. AC current output

Quantity limit: 20A, 5A, 2A, 1A

Adjustment range: (0-120)% RG RG is the limit, the same below;

Adjustment fineness: 0.001% RG Accuracy: 0.05% RG

Stability: ≤ 0.005%/2min Distortion: ≤ 0.05% (non capacitive load)

Output load: 20VA/25VA/30VA per phase (optional) Load adjustment rate: 0.02%

3. Power output

Accuracy: 0.05% RG

Stability: 0.01% RG/2min

4. Phase

Adjustment range: 0 °~359.999 °

Resolution: 0.001 °

Accuracy: 0.02 °

5. Power factor

Adjustment range: -1 to 0 to+1

Resolution: 0.00001

Accuracy: 0.05% RG

6. Frequency

Adjustment range: 30Hz~70Hz;

Resolution: 0.0001Hz

Accuracy: 0.0005Hz

7. Voltage and current harmonic settings

Harmonic frequency: 2-50 times

Total harmonic content: 0-40.00%

Harmonic phase: 0 °~359.999 °

Harmonic setting accuracy: (10% ± 0.1%) RD, RD is the set harmonic content

Harmonic setting accuracy: (10% ± 0.1%) RD, RD is the set harmonic content

8. DC voltage output

Limits: (1000V, 600V, 300V), 150V, 75V, 30V, 10V, 1V, 200mV, 75V. Optional limits in parentheses, where 1V, 200mV, 75V should use a four wire output method

Adjustment range: (0-120)% RG RG is the limit, the same below;

Adjustment fineness: 0.001% RG Accuracy: 0.05% RG

Stability: ≤ 0.005%/2min Ripple content: ≤ 1%

Output load: 1000V: 1.5mA

600V: 2.5mA

300V: 5mA

150V～1V: 15mA

200mV～75mV: 100mA

Load adjustment rate: 0.02%

9. DC current output

Limits: (25A), 20A, 5A, 1A, 200mA, 100mA, 20mA, 10mA, 1mA, (100uA, 10uA) Optional limits in parentheses

Adjustment range: (0-120)% RG RG is the limit, the same applies below

Adjustment fineness: 0.001% RG Accuracy: 0.05% RG

Stability: ≤ 0.005%/2min Ripple content: ≤ 1%

Output load: 25A: Maximum voltage drop of 1.2V

5A: Maximum voltage drop of 5V

1A: Maximum voltage drop 15V

200mA~1mA: Maximum voltage drop of 40V

100uA, 10uA: Maximum voltage drop 20V

Load adjustment rate: 0.02%

10. Environmental conditions

Working temperature: 0 ℃~40 ℃; Relative humidity: ≤ 85%

Storage conditions: -30 ℃ to 60 ℃; AC220V±15%

12. Exterior dimensions and weight

Appearance dimensions: 440mm X 132mm X 436mm; Weight: 15Kg