Project Description
Product Features:
Flexible combination of voltage and current output:The new output up to 6-phase voltage and 6-phase current can be combined to achieve conventional 4-phase voltage, 3-phase current type, 4-phase voltage, 6-phase current parallel type, and 12-phase type output modes, which are compatible with traditional output modes.
Stand-alone operation is convenient:The panel of the device is equipped with a trackball mouse, an optimized keyboard and a large-screen TFT LCD display, and a built-in Chinese Windows platform operating software. It can be used after booting, and the operation is convenient and quick.
High cost performance It is a cross-professional joint design product that integrates advanced scientific and technological achievements from multiple disciplines.
Product nicknames: Microcomputer Relay Protection Tester, Microcomputer Relay Protection Tester,protection relay testing equipment , Three-phase Relay Protection Tester, Relay Tester, Three-phase Relay Protection Tester, Three-phase Relay Protection Calibrator, and Relay Calibration Verifier, three-phase continuous protection calibrator, relay protection instrument
The LTJB-1600 six-phase microcomputer relay protection tester is based on the DL/T624-1997 “Technical Conditions of Microcomputer Relay Protection Test Device” issued by the Ministry of Electric Power, and extensively listens to users’ opinions and summarizes the current domestic advantages of similar products. Disadvantages, a new type of miniaturized microcomputer relay protection tester realized by making full use of modern advanced microelectronics technology and devices.
The microcomputer relay protection tester adopts a stand-alone independent operation, and can also be connected to the advanced structure of a notebook computer. The host adopts DSP+FPGA structure, true 16-bit DAC output, built-in new modular high-fidelity linear high-power amplifier, 8.4-inch TFT true-color display with 800×600 resolution, and industrial keyboard and mouse. WindowsXP operating system, powerful. Small size and high precision.
The output part of the high-performance host adopts DSP control, which has fast calculation speed, strong real-time digital signal processing capability, wide transmission frequency, and high-resolution D/A conversion control. The output waveform has high precision, low distortion and good linearity. A large number of advanced technology and precision components and materials are adopted, and specialized structural design is carried out. Therefore, the device is small in size, light in weight, full-featured, convenient to carry, and can work after starting up, and the flow test is very convenient.
The software has powerful functions. It can complete various large-scale and complex calibration tasks with a high degree of automation. It can easily test and scan various protection settings, perform fault playback, store test data in real time, display vector diagrams, and print reports online. The 6-phase current can facilitate the three-phase differential protection test, and the 12-phase output can be used for the automatic switching test of the factory power supply.
| AC output | |||
|---|---|---|---|
| When 6-phase current output, each phase output (effective value) | 0~30A | Output accuracy | 0.1 grade |
| 6-phase parallel current output (effective value) | 0`180A | ||
| Long-term allowable working value of phase current (effective value) | 10A | ||
| Maximum output power of phase current | 450VA | ||
| Maximum output power at maximum output of 6-phase parallel current | 1000VA | ||
| Allowable working time at maximum output of 6-phase parallel current | 10s | ||
| Frequency range (fundamental wave) | 0~12000HZ | ||
| Harmonic order | 1`24 times | ||
| DC current output | |||
| Current output | 0~±10A per phase, 0`±60A/6 parallel | Output accuracy | 0.2grade |
| Maximum output load voltage | 20V | ||
| AC voltage output | |||
| Phase voltage output (effective value) | 0`120V | Output accuracy | 0.1 grade |
| Line voltage output (effective value) | 0~240V | ||
| Phase voltage/line voltage output power | 80VA~100VA | ||
| Frequency range (fundamental wave) | 0~1200HZ | ||
| Harmonic order | 1`24 times | ||
| DC voltage output | |||
| Phase voltage output amplitude | 0~±160V | Output accuracy | 0.2grade |
| Line voltage output amplitude | 0`±320V | ||
| Phase voltage/line voltage output power | 70VA∕140VA | ||
| Switch | |||
| 10 switch inputs | |||
| Empty contact | 1-20mA，24V | ||
| Potential contact access "0" | “0”：0~＋6v；“1”：＋11v~＋250v | ||
| 8 pairs of switch output | DC:220v/0.2A;AC:220V/0.5A | ||
| Time measurement range | |||
| 0.1m/s~9999s | Output accuracy | ＜0.1m/s | |
| volume and weight | |||
| 420×360×210 cubic millimeters, 17kg | |||
