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Industry News

  • VPI DRY TYPE TRANSFORMER

    VPI DRY TYPE TRANSFORMER

    Scope: •Rated capacity: 112.5 kVA Through 15,000 kVA •Primary Voltage : 600V Through 35 kV •Secondary Voltage: 120V Through 15 kV Vacuum Pressure Impregnation (V.P.I) is a process by which a fully wound electric apparatus stator or rotor is completely submerged in a resin. Through a combinatio...
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  • NLTC vs. OLTC: The Great Transformer Tap Changer Showdown!

    NLTC vs. OLTC: The Great Transformer Tap Changer Showdown!

    Hey there, transformer enthusiasts!  Ever wondered what makes your power transformer tick? Well, today, we’re diving into the fascinating world of tap changers—those unsung heroes that keep y...
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  • Benefits between AL and CU winding material

    Benefits between AL and CU winding material

    Conductivity: Copper has higher electrical conductivity compared to aluminum. This means that copper windings typically have lower electrical resistance, resulting in lower power losses and better efficiency in electrical equipment. Aluminum has lower conductivity compared to copper, which may re...
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  • Transformer Efficiency-2016 U.S. Department of Energy(DOE)

    Transformer Efficiency-2016 U.S. Department of Energy(DOE)

    New U.S. Department of Energy (DOE) efficiency standards for distribution transformers, which went into effect on January 1, 2016, require an increase in the electrical efficiency of critical equipment that distributes power. The changes impact transformer designs and co...
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  • Transformer Surge Arrester: A Vital Protection Device

    Transformer Surge Arrester: A Vital Protection Device

    A transformer surge arrester is a crucial device designed to protect transformers and other electrical equipment from the damaging effects of overvoltages, such as those caused by lightning strikes or switching operations in the power grid. These overvoltages can lead to insulation failure, equip...
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  • The Maintenance of Oil-immersed Transformer & the Note Concerning Oil Sealing

    The Maintenance of Oil-immersed Transformer & the Note Concerning Oil Sealing

    The transformer oil is contained within the oil tank, and during assembly, the oil.resistant rubber components undergo pressurization and sealing procedures facilitatedby fasteners. The primary culprit behind oil leakage in oil-immersed transformers isinadequate sealing,...
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  • Guide to Transformer Electrostatic Shields (E-shields)

    Guide to Transformer Electrostatic Shields (E-shields)

    What is an E-shield? An electrostatic shield is a thin non-magnetic conductive sheet. The shield can be copper or aluminum. This thin sheet goes between the transformer’s primary and secondary windings. The sheet in each coil connects together with a single conductor tha...
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  • Transformer Core

    Transformer Core

    Transformer cores ensure efficient magnetic coupling between the windings. Learn all about transformer core types, how they are constructed, and what they do. A transformer core is a structure of thin laminated sheets of ferrous metal (most commonly silicon steel) stacke...
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  • PRODUCTS–COMPLETION CASES

    PRODUCTS–COMPLETION CASES

    In 2024, we delivered a 12 MVA transformer to the Philippines. This transformer features a rated power of 12,000 KVA and functions as a step-down transformer, converting a primary voltage of 66 KV to a secondary voltage of 33 KV. We utilize copper for the winding materia...
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  • CELEBRATE JIEZOU POWER(JZP) EXPORTS IN THE FIRST HALF OF 2024 EXCEEDED 15 MILLION DOLLARS!

    CELEBRATE JIEZOU POWER(JZP) EXPORTS IN THE FIRST HALF OF 2024 EXCEEDED 15 MILLION DOLLARS!

    JIEZOU POWER(JZP),FOR DREAMS, THOUSANDS OF MILES STARTING FROM THE FIRST STEP! In the past, JIEZOU POWER(JZP) has always remained humble, professional and enthusiastic to our customers.And with North America and the Middle East countries have achieved cooperation and development. In Sep-2023 and ...
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  • VOLTAGE,CURRENT AND LOSS OF TRANSFORMER

    VOLTAGE,CURRENT AND LOSS OF TRANSFORMER

    1. How does a transformer transform voltage? The transformer is made based on electromagnetic induction. It consists of an iron core made of silicon steel sheets (or silicon steel sheets) and two sets of coils wound on the iron core. The iron core and the coils are insul...
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  • CPC releases report ahead of 103rd founding anniversary

    CPC releases report ahead of 103rd founding anniversary

    BEIJING, June 30 (Xinhua) -- The Communist Party of China (CPC) released a statistical report on Sunday, one day ahead of its 103rd founding anniversary. According to the report issued by the Organization Department of the CPC Central Committee, the CPC had more than 99....
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