Production information

The output part of ZX-1200 microcomputer relay protection tester adopts DSP control, which has fast calculation speed, strong real-time digital signal processing capability, transmission frequency bandwidth and high-resolution d/A conversion. The output waveform has high precision and small distortion and good linearity. A large number of advanced technology and precision component materials, and a professional structural design, so the device is small, lightweight, full-featured, easy to carry, work at boot, flow test is very convenient.

Product nickname
Microcomputer relay protection tester, microcomputer relay protection instrument, relay protection tester, six-phase relay protection tester, relay tester, six-phase relay tester, six-phase relay protection calibrator, relay calibrator, Six-phase relay calibrator, relay protection, microcomputer relay protection test system, relay protection comprehensive tester

Performance characteristics
1. Flexible combination of voltage and current output: output 6-phase voltage 6-phase current, can be combined to achieve conventional 4-phase voltage 3-phase current type, 6-phase voltage type, 6-phase current type, and 12-phase output mode, compatible The traditional test methods can also conveniently carry out three-phase transformer differential test and factory power fast cutting and self-injection test.

2. Operation mode: The single-capacitor touch LED display device has a WIN7-64 bit operating system running independently, and can also be operated by an external laptop or desktop computer, which is convenient and fast, and has stable performance.

3. New high-fidelity linear power amplifier: The output terminal always adheres to the high-fidelity, high-reliability modular linear power amplifier, rather than the switch-type power amplifier, with excellent performance. It will not generate high and medium frequency interference to the test site, and it will ensure excellent waveform smoothing accuracy from high current to small current.

4. High-performance host: The output part adopts DSP control, which has fast calculation speed, strong real-time digital signal processing capability, transmission frequency bandwidth, and high-resolution D/A conversion. The output waveform has high precision, small distortion and good linearity. It adopts a large number of advanced technologies and precision component materials, and has carried out professional structural design. Therefore, the device is small in size, light in weight, full in function, easy to carry, and can be operated at startup, and the flow test is very convenient.

5. Powerful software: It can complete large-scale complex verification work with high degree of automation. It can easily test and scan various protection settings, perform fault playback, store test data in real time, display vector graphics, and print reports online. The 6-phase current facilitates three-phase differential protection testing.

6. With independent dedicated DC power output: with a 110V and 220V dedicated adjustable DC power output.

7. Complete interface: The device has a USB communication port to communicate with computers and other external devices.

8. Perfect self-protection function: The heat dissipation structure is reasonable in design, the hardware protection measures are reliable and perfect, and the power soft start function, software self-diagnosis and output blocking function are provided.

1. Parameter

2. Rated parameters

1) AC current output

1 6-phase current output per phase output (effective value): 0 ~ 30A Output accuracy: 0.2

2 3-phase current output per phase output (effective value): 0 ~ 60A

3 6-phase parallel current output (RMS): 0~180A

4 phase current allowed for a long time (effective value): 10A

5 phase current maximum output power: 450VA

6 6-phase parallel current maximum output maximum output power: 1000VA

7 6-phase parallel current maximum output allowable working time: 10s

8 Frequency range (fundamental): 20～1000Hz

9 harmonic times: 1 to 20 times

2) DC current output

1 Current output: 0～±10A / per phase Output accuracy: 0.5

2 Maximum output load voltage: 20V

3) AC voltage output

1 phase voltage output (effective value): 0~120V Output accuracy: 0.2 level

2-wire voltage output (RMS): 0 to 320V

3-phase voltage / line voltage output work: 80VA / 100VA

4 Frequency range (fundamental): 20～1000Hz

5 harmonics: 1 to 20 times

4) DC voltage output

1 phase voltage output amplitude: 0 ~ ± 160V Output accuracy: 0.5

2-wire voltage output amplitude: 0 ~ ± 320V

3-phase voltage / line voltage output power: 70VA / 140VA

5) Switching quantity

1 8 way switch input

2 empty contact: 1 ~ 20mA, 24V

3 Potential contact access: “0”: 0 to +6V; “1”: +11 V to +250 V

4 4 pairs of switching output: DC: 220 V / 0.2 A; AC: 220 V / 0.5 A

6) Time measurement range: 0.1ms to 9999s Measurement accuracy: <0.1mS