Beijing Zhongping Technology Co., Ltd. is a high-tech enterprise engaged in the sales of industrial automation products and system integration, which is subordinate to the Doctor of Engineering Group, a factory service provider. The company's main products cover a full range of PLC, frequency converter, servo motor, touch screen, industrial personal computer, numerical control system, DC speed regulating device, instruments, spare parts, low-voltage electrical appliances, etc. The company cooperates closely with more than 300 upstream partners, including Schneider of France, OMRON of Japan, Mitsubishi of Japan, Siemens of Germany, ABB of Sweden, Danmaidanfoss, Delta and other world industrial control product manufacturers, and has established long-term stable business cooperation. In the field of industrial automation, the company gives everyone a good experience from products, programs to services with the business philosophy of keeping improving


Power contactor, AC-3e/AC-3 225 A, 110 kW/400 V AC (50-60 Hz)/DC Uc: 220-240 V 3-pole, auxiliary contact 2 NO+2 NC drive: traditional main circuit: bus control circuit and auxiliary circuit: bolt type terminal


The products distributed by the company are applicable to metallurgy, mining, nonferrous metals, heavy industry, port, shipbuilding, petroleum and petrochemical, food and beverage, transportation, chemical industry, paper making, cement, packaging, printing, rubber, textile, machine tools and other industries, providing factory customers with sales, solutions, installation, commissioning, maintenance and other services. It is a guarantee for the production of factories and enterprises.





Relying on the rich product resources, industrial e-commerce platform and centralized service team of Doctor Engineering Group, the company realizes accurate and timely distribution and localized services through order procurement, inventory and distribution management and support. Timely response, value for customers, shorten your spare parts supply cycle, product inventory, and your operating efficiency to help the overall competitiveness of the enterprise factory.