The HC-1600 Microcomputer-based Relay Protection Tester utilizes a high-performance industrial computer; featuring an integrated control microcomputer and the Windows operating system, it operates directly and autonomously. The entire testing process and all test results are displayed on a liquid crystal display (LCD) screen. With its English-language interface, the device offers a clear, intuitive, and user-friendly experience. The HC-1600 serves as a vital testing instrument for ensuring the safe and reliable operation of power systems. Driven by the rapid advancements in computer, microelectronics, and power electronics technologies, the development and introduction of new, high-performance Relay Protection testing equipment—incorporating the latest technological achievements—has become an inevitable trend. The HC-1600 was developed in strict accordance with the technical standards for microcomputer-based relay protection testing equipment originally promulgated by the power sector. Drawing upon extensive experience in both development and manufacturing, it incorporates the latest modern digital technologies, high-precision electronic components, and innovative circuit and micro-system architectures. Capable of independently performing specialized tests across various domains—including microcomputer-based protection, traditional relay protection, excitation systems, measurement, and fault recording—the device is widely deployed in the electric power, petrochemical, metallurgy, railway, aviation, and defense industries, as well as in other fields involving scientific research, manufacturing, and electrical testing.

Features and Advantages

1. The output voltage supports up to six phases and can be flexibly configured into various modes: the traditional four-voltage/three-current type, six-voltage type, six-current type, or twelve-phase output mode. 2. Equipped with a high-performance embedded industrial control computer and an 8.4-inch, high-resolution color TFT-LCD screen, the device provides rich and intuitive information, including the current operating status, next-step operational prompts, and various help messages.

3. The output terminals utilize high-fidelity, high-reliability modular linear power amplifiers—delivering superior performance—as a replacement for traditional switching-mode power amplifiers. This design ensures that no high- or medium-frequency interference is generated at the test site, while guaranteeing smooth and precise waveforms across the entire output range, from high currents down to low currents. 4. The output section is controlled via digital signal processing (DSP), ensuring rapid operation, powerful real-time processing capabilities, a wide transmission bandwidth, and high-resolution digital-to-analog conversion control. This results in high-precision output waveforms characterized by low distortion and excellent linearity. By extensively incorporating advanced technologies and precision components, along with a professional structural design, the device achieves a smart, lightweight profile that is fully functional and easy to operate. 5. Capable of executing a wide range of large-scale, complex, and highly automated calibration tasks; it can effortlessly test and scan various protection settings, perform fault playback, store test data in real-time, display vector diagrams, and generate on-site printed reports.

6. Equipped with independent, dedicated, and adjustable 110V and 220V DC power supplies to facilitate convenient on-site inspections. 7. The new-generation ZCAR-1600 Microcomputer-based Relay Protection Tester features 10 input channels and 8 output channels, facilitating self-powered input testing. The input contacts are compatible with both zero-potential (dry contact) and 0–250V potential signals, featuring intelligent automatic recognition capabilities.

8. Comes equipped with a variety of automated test software modules, as well as an optional GPS-synchronized triggering test function. 9. Capable of performing various complex calibration tasks, including the effortless testing and scanning of fixed-value protection settings and fault playback. It supports real-time storage of test data, vector diagram display, report printing, and other functions. 10. Features a well-engineered heat dissipation structure, robust hardware protection mechanisms, a soft-start function, and self-diagnostic and output-locking capabilities for fault management.