1 Year Warranty
From November 5 to 10, the fifth China International Import Expo was successfully held in Shanghai. As an old friend of the CIIE, Schneider Electric has participated in the exhibition for five consecutive years, constantly bringing bright new ideas, new products and new technologies. It has also reached strategic partnership with more and more Chinese…
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Benefiting from the rapid development of the global new energy industry, the scale of the lithium battery market continues to expand. As one of the important materials for lithium battery, the market demand for diaphragm is expanding day by day. The continuous improvement of lithium diaphragm production technology will strongly promote the high quality development…
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The annual Report on China’s Standardization Development (2022), released on Thursday, shows the effectiveness of local standardization, according to a press conference held by the State Administration for Market Regulation. The standard level of activity in economically developed areas is relatively high. In terms of the number of published group standards, by the end of…
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In any circuit, when the circuit is not working, the line with voltage (commonly known as live) is called the phase line, and the line without voltage is called the neutral line. In single-phase circuit, in order to better image, better understanding, for the phase line and neutral line and respectively given two nicknames, called…
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“Wire system” means the number of wires used for meter power supply and standard signal transmission. The name of a few wire system is after the birth of the two wire transmitter. This is the result of the wide application of electronic amplifiers in instruments. The essence of amplification is an energy conversion process, which…
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In daily life, we all know that the commonly used power supply voltage is 220V, while the voltage of many large machines in the factory workshop is 380V. Generally, two wires are 380V, and one wire is 220V. Why is this? Electricity is a vector quantity. It has direction and magnitude. The three – phase…
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Recently it seems that often hear the use of electric water heater, leakage of electric injury incidents, and for this kind of news, many people will choose to unplug the electric water heater when taking a bath, once to avoid the danger of electric shock. This seems like a good idea, but if the electric…
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As we all know, synchronous generators are excited by DC current. The basic principle of a generator is that a rotating magnetic field passes over the winding, creating an electromotive force in the winding, which generates electricity. The rotating magnetic field is generated by the excitation current through the rotor, so the excitation is very…
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IS420ESWBH3A Abstract: In recent years, the continuous development of high technology, the industrial development of our country continuously inject new vitality, modern society, the industrial development is also to rely on technical production, industrial electric automation for the development of enterprises to provide better production technology, has effectively improved production quality and production efficiency. Industrial…
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3.2 External Problems. Security assessment is difficult. IS420ESWBH2A Safety assessment is the first step to establish a safety protection system, industrial control system information security assessment standards is the first issued by the state on the safety of industrial control system standards, the Ministry of Industry and Information Technology in 2011 notice clearly required to…
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