On the afternoon of February 28, 2022, the Shanghai Putuo District 2022 Business Environment Optimization and Investment Promotion Conference was held. Shanghai Huaming Power Equipment Co., Ltd., a subsidiary of Huaming Equipment (SZ.002270), was awarded the '2021 Putuo District High-quality Development Leading Enterprise' 'title; Shanghai Chenting Technology Development Co., Ltd. was awarded the title of '2021 Putuo District Economic Contribution New Enterprise'.In 2021, under the situation that the international and domestic epidemic situation is still severe, various businesses of Huaming Equipment will still develop in an orderly manner, and its subsidiary Shanghai Huaming Power Equipment Co., Ltd. will achieve another success in the field of tap changers. The compa...
Release time:
2022
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08
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10
Views：58
Golmud Wutu Meiren Township in June is full of splendid rays of sunshine and full of vitality. On its northwest side, countless photovoltaic modules are neatly arranged, shining brightly under the sun, overlooking from above, like a vast 'blue' desert'. The Golmud Chukai New Energy Utumeiren 50MW affordable photovoltaic project undertaken by Huaming was officially connected to the grid, and the green power generated by the 'Blue Desert' 'goes' to thousands of households. Qinghai has high terrain, thin air and often accompanied by wind and sand. Faced with this situation, Huaming people did not shrink back, but still faced the difficulties and played a new chapter in Qinghai photovoltaic power generation with practical actions. Chukai New Energy Ut...
Release time:
2022
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06
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30
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During the past 2 years, COVID-19 brought huge inconvenience to our life and work. Under such circumstances, Huaming did its best to ensure product quality and delivery so as to solve customers’ urgent needs, but it was still a pity that we were not able to communicate with our customers face to face. This year, however, CWIEME Berlin provided such a great opportunity and Huaming took advantage of it to present our latest technology as well as explore more business cooperation. On May 10 to 12, Huaming team was at booth 52C10, greeting all customers, like always in the previous events. During the exhibition, we met customers from world-renowned companies, such as Schnider, GE, ABB, etc., introducing our products and learning about their requests. As a result, we gained a better unders...
Release time:
2022
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05
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22
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Huaming has launched several types of reactive LTC to amplify its products. Today we’re going to introduce some of them. First, the HMDK series, which is externally mounted, which is installed in the transformer external oil tank by means of aluminum brackets at the tail of the tap-changer. It is suitable for 60Hz single-phase oil-immersed voltage regulating transformer: linear regulation 17 positions as well as reversing & coarse and fine regulation 33 positions. The working temperature in oil is between -25℃ and 80℃. ModelHMDK 300AHMDK 640A low voltageHMDK 640A high voltageRated current（A）300640640Max. rated current（A）480668668Short circuit（kA）2Srsm7.516160.8Srsm122020Peak27.1245.245.2Rated voltage（kV）27.627.635Step volta...
Release time:
2022
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03
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30
Views：170
Huaming has always adhered to the concept of “Customer First” and been doing its best to meet customer needs, among which, after-sales service is an indispensable part. Good service can solve customers' urgent needs and deepen their understanding as well as use of tap-changers. As the world's second largest tap-changer manufacturer, in terms of after-sales service, Huaming requires its teams to respond to customer requests within 24 hours and provide high-quality service. Upgrade global service network With blooming and upgrading of Huaming global tap-changer business, there’s a growing demand for service, such as training and maintenance. Therefore, the original China-based service team and service model is obviously no longer applicable. Against this background, the opp...
Release time:
2022
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03
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16
Views：59
On December 12, 2021, SHZVⅡ-1300/72.5D-14271W vacuum on-load tap-changer, jointly designed by Huaming and China Southern Power Grid for converter transformer, assembled in ZZDFPZ-300400/500-250 converter transformer produced by XD transformer, has successfully passed all tests and national evaluation, and its performance reached international leading level. This marks a major breakthrough in China domestic UHV on-load tap-changer technology. Huaming SHZVⅡ-1300/72.5D-14271W tap-changer for converter transformer has a maximum rated through current of 1300A, rated voltage 6000V and switching capacity 6000kVA. Besides, for the first time ever, it adopts China domestic vacuum interrupters. The tap-changer’s electrical life is 300,000 times of operation and mechanical life 1.5 million times...
Release time:
2021
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12
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30
Views：143