Haihong Electric's outdoor open-type three-dimensional wound core dry-type transformer was successfully connected to the power grid in Yunnan

    On October 27, 2020, the outdoor open-type three-dimensional wound core dry-type transformer independently developed by Haihong Electric was successfully put into operation in Xishan District, Kunming, Yunnan, marking the first safe, environmentally friendly, energy-saving and quiet outdoor open-type transformer in the plateau area. The three-dimensional wound core dry-type transformer was successfully connected to the Yunnan power grid for operation.

Original bench oil-immersed transformer
S11-M-400/10

Replaced outdoor dry-type transformer
SGB-RL·HW-500/10-NX1

    Haihong Electric has developed the world's leading outdoor dry transformer. The main body adopts a three-dimensional wound core structure, which has the characteristics of high efficiency, energy saving, green environmental protection, safety and reliability. It can be directly used in outdoor places and can overcome oil-immersed transformers that are prone to oil leakage, Oil leakage, rust and other problems, reduce the daily maintenance of transformers, and prevent combustion or explosion accidents caused by product failures. Advantages of lifecycle economics. This outdoor dry transformer also has a strong overload capacity and can operate stably by 25% of the nameplate capacity.

    This time, Haihong Electric's outdoor dry-type transformer successfully connected to the grid in Yunnan Power Grid has received strong support from Kunming Xishan Power Supply Bureau, construction units and other parties. I would like to express my heartfelt thanks. The nearby residents all came to watch this new equipment. According to the feedback from the residents, the power outage occurred during the peak power consumption in the past two years, and sometimes the power outage happened halfway through cooking, which caused great inconvenience to life. The staff of Xishan Power Supply Bureau explained: “This After replacing the transformer for the first time, there will be no more frequent power outages.” The residents who came to watch the excitement felt very relieved, and everyone felt very novel when they saw this product that they had never seen before.

        In the future, Haihong Electric will continue to adhere to technological innovation, and continue to develop more and better products to repay users and society!