Microcomputer Relay Protection Calibration Device
Dary Electric recommends for you
AC Current Source
Six-phase current source with common neutral point, current rise and fall time <100μs
Maximum output power: 300VA/phase
Output accuracy:
0.1A ~ 2A accuracy ±10mA
2A ~ 10A accuracy ±0.2%
10A ~ 30A accuracy ±0.5%
Resolution:
0.1A ~ 10A resolution 1mA
10A ~ 30A resolution 5mA
Single-phase continuous output time:
0.1A ~ 5A output time unlimited
5A ~ 10A output time ≥60 seconds
10A ~ 20A output time ≥30 seconds
20A ~ 30A output time ≥3 seconds
AC Voltage Source
Six-phase voltage source with common neutral point, current rise and fall time <100μs
Maximum output power: ≥75 VA/phase
Output accuracy:
1V~10V accuracy ±10mV
10V~125V accuracy ±0.2%
Resolution:
1V~10V resolution 1mV
10V~125V resolution 5mV
DC Current Source
Single-phase output range: -10A~ + 10A or 0~20A
Maximum output power: 200VA/phase
Output accuracy:
±0.1A~±2A accuracy ±10mA
±2A~±10A accuracy ±0.5%
Resolution: 5mA
DC Voltage Source
DC voltage output range: -150V~+150V or 0~300V
Maximum output power: ≥100VA
Output accuracy:
±1V~±10V accuracy ±20mV
±10V~±150V accuracy ±0.5%
Resolution:
±1V~±10V resolution 5mV
±10V~±150V resolution 10mV
AC Voltage and Current Source Angle
Phase angle range: 0°~ 360°
Accuracy: ±0.2°
Resolution: 0.01°
AC Voltage and Current Source Frequency
Frequency range: 10~1500Hz
Output accuracy:
10Hz~65Hz ±0.005Hz
65Hz~1500Hz ±0.02Hz
Resolution: 0.001 Hz
Can superimpose 2~20 harmonics and DC of any amplitude
Timing Accuracy
1ms~1S ±10ms
1S~999999S ±0.2%
Binary Inputs
Independent switch contact inputs, automatically recognize the polarity of active contacts
15V~250V active contacts
Binary Outputs
Programmable switch dry contact outputs: 250VDC, 0.5A or 250VAC, 0.5A
Synchronization
Voltage and current synchronization ≤50μS
Power Supply
AC input voltage
Rated value: 220V ± 10%
Reference value: 220V ± 2%
AC supply frequency:
Rated value: 50Hz ± 10%
Technical Features
1. Uses easy-to-use Windows XP operating system, friendly human-machine interface, simple and quick operation. To facilitate user use, a large number of keyboard shortcuts are defined, making operation "one-key to the point".
2. High-performance embedded industrial control computer and large-screen high-resolution color TFT LCD display can provide rich and intuitive information, including the current working status of the device, next-step operation prompts, and various help information.
3. Equipped with an ultra-thin industrial keyboard and touch mouse, you can complete various operations through the keyboard or mouse just like operating a normal PC.
4. Equipped with external USB interface, convenient for data storage and software maintenance.
5. Can complete all project tests without external equipment, automatically display and record test data, and complete vector diagrams and characteristic curve drawing.
6. Uses high-performance D/A converter, producing waveforms with high precision, good linearity, and good transient response and amplitude-frequency characteristics. Waveform accuracy and other indicators can be guaranteed throughout the entire measurement range.
7. Can directly output AC voltage, AC current, DC voltage, DC current, with variable amplitude, phase angle, and frequency.
8. The power amplifier part adopts a new type of high-power high-fidelity linear power amplifier circuit, with large output power and small ripple interference. When the output current reaches the maximum, the waveform can still be guaranteed without distortion or peak clipping.
9. The binary input interface can automatically adapt to passive (dry contact) and active inputs, and can automatically adapt to the polarity of active inputs, working normally within the input voltage ±250V range.
10. Can complete various complex calibration tasks, conveniently test and scan various protection settings, store test data in real-time, display vector diagrams, print reports, etc.
11. Adopts carefully designed chassis structure, small size, good heat dissipation, light weight, easy to carry, convenient for mobile testing.
Note: The above information and technical parameters are compiled and released by Yangzhou Dary Electric Co., Ltd.

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