SUMEC TOUCH WORLD

HZT-Precharger is used in products controlled by pre-charging circuits of single or multiple DC-AC frequency converter and can be applied to many forms of pre-charging circuits. Through the external input command and the main control chip real-time sampling DC bus voltage, interpret the pre-charge situation, with the controlling contactor or contactor to control the pre-charging process.

You can choose 400V system or 690V system by changing the wire jumper;

When the fault occurs, the cause of the fault can be quickly located through the flashing status of the diagnostic indicator;

For start-stop interlock control, you can choose 2-wire system or 3-wire system;

It is more convenient to replace, and all terminal blocks are plug-in terminals;

The product has high reliability, with a raised base, an insulating board on the back of the PCB board, and an acrylic dustproof protective cover installed on the front of the product.

Huazhang Technology (HK01673) was founded in 1992 and listed on the Hong Kong Stock Exchange in 2013. As the first listed company in China's papermaking equipment industry, Huazhang is a national Small Giant enterprise for specialized and innovative technology, as well as a national high-tech enterprise. It is a leading supplier of papermaking and nonwoven fabric equipment in China, providing turnkey projects, comprehensive automation systems, pulp preparing and papermaking equipment, intelligent manufacturing and digital factory construction, clean production, operation and maintenance services to papermaking and nonwoven fabric enterprises. Huazhang actively participates in the construction and operation of papermaking and nonwoven fabric projects in countries along the Belt and Road.According to the statistics of China Paper Association in May 2021, Huazhang has ranked No.1 in the market of paper-making equipment drive control system in China for three consecutive years from 2018 to 2020, and No.3 in the global.

Huazhang is committed to talent development and technological leadership, and has a top-notch team and core competitiveness in research and development, design, integrated manufacturing, and maintenance services. More than 60% of the engineers hold intermediate and senior titles, and the company has obtained 80 invention patents, 154 utility model patents, and 33 software copyright registrations. The company has completed nearly 3,000 projects, covering 34 provinces and cities in China and more than 10 countries along the Belt and Road, and has established long-term cooperative relationships with most leading enterprises in various industries, achieving mutual benefits and win-win outcomes.

In the future, we will adopt a more open, inclusive, and innovative approach, adhering to the concept of " One Goal, One Direction, One Road, Integrating Together, Creating Together and Sharing Together", to strengthen the papermaking and nonwoven equipment industry, radiate the energy-saving and environmental protection, and emerging industries, and work closely with our partners to seek development, so as to create a brilliant future together with concerted efforts.

Huazhang Technology (HK01673) was founded in 1992 and listed on the Hong Kong Stock Exchange in 2013. As the first listed company in China's papermaking equipment industry, Huazhang is a national Small Giant enterprise for specialized and innovative technology, as well as a national high-tech enterprise. It is a leading supplier of papermaking and nonwoven fabric equipment in China, providing turnkey projects, comprehensive automation systems, pulp preparing and papermaking equipment, intelligent manufacturing and digital factory construction, clean production, operation and maintenance services to papermaking and nonwoven fabric enterprises. Huazhang actively participates in the construction and operation of papermaking and nonwoven fabric projects in countries along the Belt and Road.According to the statistics of China Paper Association in May 2021, Huazhang has ranked No.1 in the market of paper-making equipment drive control system in China for three consecutive years from 2018 to 2020, and No.3 in the global.

Huazhang is committed to talent development and technological leadership, and has a top-notch team and core competitiveness in research and development, design, integrated manufacturing, and maintenance services. More than 60% of the engineers hold intermediate and senior titles, and the company has obtained 80 invention patents, 154 utility model patents, and 33 software copyright registrations. The company has completed nearly 3,000 projects, covering 34 provinces and cities in China and more than 10 countries along the Belt and Road, and has established long-term cooperative relationships with most leading enterprises in various industries, achieving mutual benefits and win-win outcomes.

In the future, we will adopt a more open, inclusive, and innovative approach, adhering to the concept of " One Goal, One Direction, One Road, Integrating Together, Creating Together and Sharing Together", to strengthen the papermaking and nonwoven equipment industry, radiate the energy-saving and environmental protection, and emerging industries, and work closely with our partners to seek development, so as to create a brilliant future together with concerted efforts.