News

  • Current situation of photovoltaic industry

    After years of development, China’s photovoltaic industry has formed a relatively perfect industrial system. At present, the manufacturing capacity and market share of China’s photovoltaic industry rank first in the world.   In recent years, the national policy has continued to t...
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  • Downstream demand and development trend forecast of die and mould industry

    Plastic extrusion molding industry mold is an important part of equipment manufacturing industry and precision manufacturing equipment. The shape of the die is complex, which has high requirements for structural strength, stiffness, surface hardness, surface roughness and machining accuracy. Mold...
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  • Analysis on development trend of mould industry

    High precision With the continuous learning in recent years, China’s mold industry has developed rapidly and developed a number of companies specializing in high-precision mold manufacturing. More and more enterprises realize that the accuracy of die size is the most important factor in m...
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  • Detailed interpretation: solar photovoltaic connector MC4

    MC4 is no stranger to photovoltaic practitioners. It has almost become synonymous with photovoltaic connectors. MC4 can be found on important components of photovoltaic power generation such as modules, combiner boxes and inverters, which undertake the important task of successful connection of...
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  • Characteristics and technology of UL wire

    The UL standard does not require the halogen content of cable components, but its combustion test requirements are higher than the τUV standard. Some products only for UL certification mostly use low-halogen insulating materials and sheath materials, and their combustion performance and cost are ...
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  • Di che materiale è fatto il connettore MC3?

    L’MC3 di Sunyo Company è compatibile con i prodotti TYCO. XLPE è l’abbreviazione del nome inglese di polietilene reticolato Il polietilene è una struttura molecolare lineare, che si deforma facilmente alle alte temperature. Il processo di reticolazione del polietilene lo trasforma in ...
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  • Irradiation cross, PV cable tuv certificate cable

    Irradiation cross-linked halogen-free flame-retardant polyolefin is most suitable for the insulation layer of photovoltaic cables. There are usually two insulation colors: black and white due to the addition of inorganic flame retardants. The sheath can use three colors of black, red and blue to ...
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  • Welding of PV Cable and MC4 connector terminal

    Welding is a process in which the material of the workpiece to be welded (same or different) is used by heating or pressurizing or both, and with or without filling materials, so that the material of the workpiece can achieve the establishment of a permanent connection between atoms. The PV Cable...
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  • SUNYO MC4 connector and solar panel connector

    Main features of line end and board end photovoltaic connectors: 01. Dustproof, high temperature, low temperature, waterproof, touch protection (shell insulation material); 02. The male and female end system is locked and requires tools to open; 03. The terminals are precision stamped with high-...
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  • What is difference between with A, B, and C grade materials?

    Do you know that? PV cables have been divided into A, B, and C grades. How to know which grade your cable is? In addition to asking the supplier, you can also pass the material test and time test. What is difference between with A, B, and C grade materials? The service life and quality of A, B,...
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  • Solar photovoltaic power generation system is composed of solar battery, solar controller, storage battery (group) and solar tracking control system

    Solar photovoltaic power generation system is composed of solar battery, solar controller, storage battery (group) and solar tracking control system. If the output power is 220V or 110V, an inverter is also required. The role of each part is: (1) Solar panel: The solar panel is the core part of t...
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  • What is Solar fuse connector

    What is Solar fuse connector

    Solar Photovoltaic fuse connector, solar power generation system is composed of photovoltaic cell components and power inverters. Most large North American solar power plants have a voltage of 600V, but European regulations raise it to 1000V DC to achieve higher efficiency. The voltage is increas...
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