In addition to the verification of various relays (such as current, voltage, inverse time limit, power direction, impedance, differential, low cycle, synchronous, frequency, DC, intermediate, time, etc.) and microprocessor-based protection, the whole group of tests can be carried out to simulate the instantaneous, permanent and conversion faults from single-phase to three-phase. It can also complete all kinds of large-scale and complex verification work with high degree of automation, automatically test and scan all kinds of protection settings, store test data in real time, display vector diagram, print reports online, etc
|AC current output||3 channels||40A / 450VA each|
|AC voltage output||4 circuits||120V / 80VA for each circuit|
|AC output accuracy||0.5% (within the main range)|
|DC current output||3 circuits||±10A / 200VA for each circuit|
|DC voltage output||3 circuits||±160V / 70VA for each circuit|
|DC output accuracy||0.5% (within the main range)|
|Phase||0 ~ 360 º|
|Phase accuracy||＜ 0.5|
0 ~ 20 times
DC110 / 220V, rated current 1.5A
The host adopts high-speed and high-performance digital signal processor with fast operation speed and wide transmission frequency band. The software uses double precision algorithm to generate arbitrary high-precision waveforms of each phase. Because of the integrated structure, the parts are closely combined, the data transmission distance is short, and the structure is compact.
The device is operated by a convenient and flexible rotating mouse through a large LCD screen, with a full set of English display. It can complete most test and verification work on site, verify various relays (such as current, voltage, inverse time limit, power direction, impedance, differential, low cycle, synchronous, frequency, DC, intermediate, time, etc.) and microcomputer protection, and simulate various complex instantaneous, permanent and conversion faults for the whole group of tests.
Through the full set of English operation software on Windows platform, it can carry out various large-scale and more automatic verification work, test and scan various protection settings conveniently, store test data in real time, display vector diagram, draw fault waveform, print online report, etc.
The machine adopts large screen and high-resolution graphic liquid crystal display. The whole operation process is set on the display. The operation interface and test results are displayed in English, and the display is intuitive and clear.
Using the advanced controller "rotating mouse", the structure of the operation part is greatly simplified, and the operation is simple, fast and easy to master.
The output stage adopts a new type of high-power modular high fidelity power amplifier, which can be used for both current output and voltage output, with high output power, good accuracy and high reliability.
The output mode of DC power amplifier is adopted for phase voltage and phase current, which can directly output AC voltage, AC current, DC voltage and DC current, and can change angle and frequency, and can stack 1-20 harmonics.
Adopt reasonable design of heat dissipation structure, and have reliable and perfect protection measures, soft start of power supply, and certain fault self diagnosis and locking function.
The device is equipped with a circuit of 110V or 220V special DC power output.
It has 7 contact inputs and 2 empty contact outputs. The input contact is compatible with the null contact and the 0-250V potential contact, which can be identified intelligently and automatically.
Use AC 220V power supply to work; small volume, light weight, easy to carry, convenient flow test.
It belongs to the cross professional joint design product and integrates the advanced scientific and technological achievements of many specialties. It has both the performance of large-scale tester and the price of small-scale tester, with a high performance price ratio.