High voltage electrical components production

Henan Pinggao Electric Co., LTD. (hereinafter referred to as the "Company" or "Pinggao Electric") is a listed company controlled by China Electric Equipment Group Co., LTD., which was listed on the Shanghai Stock Exchange on February 21, 2001 (stock code: 600312). The company (focusing on high voltage electrical components production) is a major technical equipment pillar enterprise in the national electrical industry, and a research and manufacturing base for high voltage, ultra-high voltage, ultra-high voltage switches and power station complete sets of equipment in China. Has won the "National May 1 Labor Medal", "the National 500 largest electrical appliance manufacturing enterprises", "China's top ten leading enterprises in electrical product manufacturing", "China's top Ten power equipment service star enterprises", "China's Enterprise information 500 Strong "National contract-abiding and credit-heavy unit", "National Torch Plan key high-tech enterprise", "National Quality Management Innovation Base", "National Quality inspection Advanced Enterprise", "National Grid UHV AC test demonstration project Special contribution unit" and other honorary titles.

The company's business scope covers the research and development, design, manufacturing, sales, installation, testing, maintenance, service and complete sets of related equipment of power transmission and distribution equipment and its core components; Core business for medium voltage, high voltage, ultra-high voltage, UHV AC and DC switchgear R & D, manufacturing, sales, installation, maintenance services. The main products are 40.5kV ~ 1100kV SF6 gas insulated closed combination electrical appliances (GIS/H-GIS), 40.5kV ~ 1100kV SF6 tank circuit breaker, 12kV ~ 1100kV SF6 porcelain post circuit breaker, DC field complete equipment, 12kV ~ 1100kV AC isolation switch and ground switch, 10kV ~ 1120kV DC isolation switch and ground switch, 72.5kV ~ 550kV isolation circuit breaker, 40.5kV ~ 1100kV gas insulated metal closed transmission line (GIL), high voltage electrode type electric boiler, 10kV ~ 40.5kV vacuum circuit breakers, complete sets of electrical equipment, switchgear for railway electrification, 10kV ~ 220kV vehicle-mounted mobile substations, prefabricated modular substations, online monitoring devices for power transmission and transformation equipment, Transformer, arrester, hydraulic/spring mechanism, insulation parts, composite insulators, through-wall bushing, SF6 gas recovery and purification device, vacuum arc extinguishing chamber, machining, surface treatment and other core supporting parts or processes.

The headquarters of the company has 13 functions, business departments and 16 production and business units. Currently, there are 4,797 employees, including 3 national skill master studios and 5 model worker innovation studios; There are 6 national experts, 66 provincial and ministerial experts, 6 national network company experts, 90 local and municipal experts, and 71 internal experts selected and trained. There are 2 doctoral students and 182 master students. Has 11 wholly-owned or holding subsidiaries, 1 joint venture company, of which 8 wholly-owned subsidiaries; 3 holding subsidiaries; 1 joint venture company.

The company covers an area of more than 1 million square meters, more than 5,890 sets (sets) of main processing equipment, more than 355 sets (sets) of various kinds of CNC machining center equipment, 5 insulation parts manufacturing casting lines, 9 conductor silver plating production lines, 60 rubber sealing injection equipment and vulcanization machine (sets), 7 assembly lines. Factory pressure test equipment 7 sets (sets) and other international production lines, equipment, process equipment to reach the international level. It can achieve an annual output of 72 intervals of UHV combined electrical appliances, 45 kilometers of 1100kVGIL products, 5000 intervals of medium and high voltage UHV combined electrical appliances, 13,000 circuit breakers, 25,000 sets of isolation switches and ground switches, 110,000 switches, 60,000 sets of arresters, At the same time, it has the manufacturing capacity of vacuum arc extinguishing chamber, insulation parts manufacturing, conductor silver plating, shell manufacturing and coating, precision processing, rubber sealing products, composite insulators and other core parts.

The company has strong R & D strength, strong technical innovation ability, over the years to adhere to independent innovation, to serve the global power construction as a mission, committed to R & D and manufacturing of high-quality electrical products, to create irreplaceable core competitive advantage, master AC DC, full series, full voltage level switch product R & D and manufacturing technology. A scientific and perfect system of scientific and technological innovation has been formed. The "UHV AC power transmission key technology, complete sets of equipment and engineering application" project that the company participated in won the 2012 National Science and Technology Progress Award special prize. Over the years, the company has made major breakthroughs in the key technology fields of high-voltage, ultra-high voltage and ultra-high voltage transmission and distribution equipment, and successfully developed 252kV open SF6 circuit breaker, 550kV SF6 circuit breaker, 252kV fully enclosed combined electrical appliances, 800kV fully enclosed combined electrical appliances. As well as 816kV and 1120kV DC isolation switches, 1100kV fully enclosed combination appliances, 1100kV bypass circuit breaker/bypass isolation switch, 1100kV cut filter column circuit breaker, 1100kV DC wall through bushing, the world's first UHV GIL Products and a number of high-end products with completely independent intellectual property rights have occupied the commanding heights of the world's switching field. The company's main product performance has reached the international level, all products have core manufacturing technology, all have independent intellectual property rights. The 550kV SF6 circuit breaker won the gold medal of quality in the field of ultra-high voltage switches in China, the 252kV and above circuit breakers won the "China Famous brand products", and the company's trademark (PG) won the "China Well-known Trademark".

The company's products are widely used in China's key power projects, has successively for China's 500kV high-voltage AC transmission projects, 750kV UHV AC power transmission project, the highest voltage level of intelligent 750kV demonstration project, the first UHV AC southeast Shanxi - Nanyang - Jingmen test demonstration project and Anhui power transmission project, North Zhejiang - Fuzhou project, Ximeng - Victory project, Hami South - Zhengzhou DC project, Changji - Guquan DC project, Qinghai - Henan DC Project, Sutong GIL integrated pipe corridor project and other national key projects to provide transmission and distribution equipment. The Qinghai-Tibet Network Project and Shandong Muping Transformation won the "National Quality Engineering Gold Award" and "China Construction Engineering Luban Award" respectively. Since 2005, it has participated in the construction of 11 UHV AC projects and 12 UHV DC projects, all of which are in safe operation. As a Chinese self-owned brand enterprise, the company is committed to promoting Chinese equipment to the international market, and its products are exported to all over the world, covering more than 60 countries and regions such as Eastern Europe, Southeast Asia, the Middle East, Africa, South America and Oceania.

At present, the company is relying on the support of the national macro industrial policy, with the help of the "Belt and Road" initiative and the construction of the global energy Internet, constantly optimize the industrial structure, with "industrial diversification, product specialization, market differentiation, manufacturing services", constantly master the core technology of switching equipment, accelerate the development of high-end products, and strive to build electrical equipment industry group. Make positive contributions to the national energy revolution, equipment manufacturing technology upgrading, and strong smart grid construction.