HV Switch Tester

The HZ-109S Primary Current Injection Tester adopts ARM chip technology for controlling output and a high-capacity toroidal transformer, and is equipped with an LCD display meter. It can simultaneously display primary current, secondary current, turn ratio, and the actuation time of the stopwatch connection (electric potential). The product features a sleek design, large output capacity, compact size, and lightweight construction, with an external aluminum alloy case and PC panel. It is primarily suited for CT turn ratio and contact resistance testing in power systems, as well as other applications requiring high current testing.

The HZ-109S Primary Current Injection Tester utilizes ARM chip technology for output control and features a high-capacity toroidal transformer. It is equipped with an LCD display that can simultaneously show primary current, secondary current, turn ratio, and the actuation time of the stopwatch connection (electric potential). The product boasts a sleek design, large output capacity, compact size, and lightweight construction, housed in an external aluminum alloy case with a PC panel. It is ideally suited for CT turn ratio and contact resistance testing in power systems, as well as for other applications that require high-current testing.

The HZ-5371L High Current Generator (referred to as the "current riser") is a test device developed by our company. It combines the advantages of similar products both domestically and internationally. Utilizing numerical control technology, it offers strong anti-interference capabilities. Compared to the previous generation of current risers, it features low power consumption, a large-capacity auto-regulator, and a high-permeability core converter, resulting in high output power, compact size, and lightweight construction.

The High Voltage Switch Dynamic Characteristic Tester is a specialized instrument used to measure the dynamic characteristics of high-voltage switches, such as circuit breakers, disconnectors, and load switches. These switches are critical components in power systems, and testing their performance is essential to ensure their reliability and efficiency in electrical distribution networks.

The HZ-5200 Contact Resistance Instrument is a high-precision digital switch detection device carefully developed in accordance with the IEC standard and the latest Chinese electric power execution standard DL/T 845.4-2004. The instrument uses high-frequency, high-power constant current switching power supply technology to measure micro-ohm contact resistance.

HZ-KG7 Vacuum Switch Vacuum Tester also used computer for synchronous control, data acquisition and processing, and the sensitivity of HZ-KG7 Vacuum Switch Vacuum Tester in the field test of the vacuum interrupter arc chamber is 10^-5Pa. The most prominent feature of this instrument (HZ-KG7 vacuum tester) is to use the new excitation coils and data processing methods to achieve the non-demolition measurement of vacuum. The instrument is practical, easy to use, easy to operate, high precision measurement without disassembly, widely used in electric power, steel, petrochemical, textile, coal, railways, and other trades using the vacuum switch.

HZ-5100 Contact resistance instrument is a carefully developed high precision, digital switch detection instrument by the IEC standard And PRC's Latest electric power execution standard DL/T845.4-2004 Regulations. The Instrument adopt High frequency high power constant current switching power supply technology to detect the Micro ohm contact resistance. The Instrument is widely used for varieties of the switches and Contact resistance of switches and electrical appliances, contact resistance and Power cables, contact resistance of welding seam detection.

HZDL 130 Primary Current Injection Tester(referred to as the current booster), our company's own research and development equipment, it combines the advantages of similar products at home and abroad, using CNC technology, strong anti-interference ability, compared with the previous generation of current riser Due to the low power consumption, large capacity self-twisting voltage regulator and high magnetic permeability core made of converter, it has the advantages of large output power, small size and light weight. It is mainly used for testing of busbar protection and various current transformers. It is widely used in research, production and electrical test sites of power, railway, petrochemical, metallurgical and mining enterprises.

The HZC-3980 Circuit Breaker Analyzer is equipped with state-of-the-art technology, including advanced microprocessor control and precision measurement capabilities, enabling users to conduct thorough testing and diagnostics with ease. Its intuitive interface and user-friendly design make it suitable for both experienced technicians and those new to circuit breaker analysis, providing a seamless and efficient testing experience.