NEWS

NEWS

  • 08-29 / 2017

    What are the main points for the daily maintenance of molded case circuit breakers?

    In order to make adjustable molded case circuit breaker more comfortable operation, in its maintenance, we can not ignore, if you regularly maintain, then it will be many times higher life expectancy, why not? For its work in good condition, maintenance and maintenance need to be strengthened. So, w...

  • 08-30 / 2017

    The use of control protective switch

    Control protective switch products using a modular single product structure type, integrated the traditional circuit breaker (fuse), contactors, overload (or overcurrent, phase failure) protection relays, starters, isolators and other major functions, control protective switch is mainly used for AC ...

  • 09-01 / 2017

    The role of Voltage Protection Device | VPD

    With the development of the electric power industry, electricity now has been accompanied by every detail of our lives, so that the protection for the power industry, began to get more and more attention, because the circuit in the daily work, it is easy because of overvoltage or undervoltage and a ...

  • 09-20 / 2017

    Common sense of residual current circuit breakers

    There are many common sense of lightning residual current circuit breaker in life if they can understand some of these attempts can further guarantee the security of electricity, a lot of residual current breaker every month according to the time, which is explicitly proposed in this device, the res...

  • 12-16 / 2017

    Product Overview of molded case circuit breaker

    Molded case circuit breaker is also known as a modular circuit breaker. All parts are sealed in a plastic housing, and the auxiliary contacts, the undervoltage release, and the shunt release are modular. Because of the very compact structure, the molded case circuit breaker is virtually out of repai...

  • 12-29 / 2017

    Installation requirements for transparent meter box

    In modern families, more and more wires and cables are used, such as telephone line, cable TV line, broadband network line, audio line, security alarm signal line and so on. Different cable has different technical requirements, but the traditional family style because the wiring construction is not...

  • 01-06 / 2018

    Comparison of molded case circuit breaker and frame circuit breaker

    The Moulded Case Circuit Breaker MCCB, as well as the frame circuit breaker, has been widely used in the current circuit breaker. So what are the differences between these two kinds of circuit breakers in the actual application process, and the following is briefly analyzed. 1. The Moulded Case Cir...

  • 01-24 / 2018

    Analysis of the micro source characteristics of the energy Internet - DC Miniature circuit breaker

    The distributed energy power generation in the regional energy Internet mainly includes wind power generation, photovoltaic generation, gas turbine power generation and fuel cell. It has the characteristics of energy saving, environmental protection, small capacity and plug and play. When the electr...

  • 01-27 / 2018

    What are the features of the material used in the transparent meter box

    Know that electric meter box production of the public know that its production is the need for composite resin and reinforced materials and other materials, and its main purpose is to better protect it, so as to protect the public's electricity safety. So what are the characteristics of its material...

  • 04-02 / 2018

    What is the difference between residual current circuit breaker and residual current protector?

    Residual current circuit breakers and residual current protection devices are some of the important tools used for electricity. Because of different factors, they play a different role. What is the difference between residual current circuit breakers (rccb circuit breaker 30ma rcbo) and residual cur...

  • 04-06 / 2018

    What about the leakage of household appliances?

    When you are at home for the weekend to enjoy a rare leisure time, the emergency situation of electricity leakage from home appliances, if you do not reserve a point of leakage protection common sense, how to protect yourself at the first time? Do not think that leakage is a very small probability. ...

  • 04-07 / 2018

    What is the product of the isolation switch, and why is our switch quality better?

    Our lives often use to a switch called the isolation switch, and the use of such a switch in our country is already very common, but the use of the position is not the same, and in some locations and installation options the differentiation is a certain, when the location of the disconnector can sig...

  • 04-07 / 2018

    Do you know classification of Distribution Circuit Breakers?

    For a power distribution circuit breaker, it has a class A and a class B: class A is a non-selective type, and class B is a selective type. The so-called selection type refers to the three-phase protection characteristics of the circuit breaker with long delay, short-circuit and short-circuit transi...

  • 04-09 / 2018

    Working principle of AC contactor

    When the coil is electrified, the static iron core produces the electromagnetic suction, and the moving iron core is absorbed. Because the contact system is linked to the moving iron core, the moving iron core drives three touch plates at the same time, the main contact is closed, and the auxiliary ...

  • 04-12 / 2018

    Overview of fault arc circuit breaker

    The technology of arc fault circuit breaker AFCI is a newest circuit protection technology, and its main function is to prevent fire caused by fault arcs. When the arc fault occurs, because the current intensity is small, it is lower than the set value of overcurrent protection which is widely insta...

  • 05-07 / 2018

    Solutions to voltage instability in remote families

    The electricity consumption in remote areas and rural areas is increasing sharply and the lines are too long, and the power supply facilities are lagging behind. When the power supply is tense, the voltage of the home will be unstable (mainly low), so that many household appliances can not work norm...

  • 06-15 / 2018

    The development trend of China's Transformer Industry

    With the continuous development of the national economy, the demand for electricity has always been increasing. As the main equipment in the transmission and transformation system, the development of the Transformer is also long-term and stable. In order to better meet the market demand, many transf...

  • 06-21 / 2018

    Difference between grounding fault protection and residual current protection in moulded case circuit breaker

    With the development of electronic technology, the electronic deionization unit has also been widely used in Moulded Case Circuit Breaker. At the same time, as people's awareness of personal electric shock and electrical fire protection is enhanced, the use requirements of the grounding protection f...

  • 07-30 / 2018

    What is the AC contactor?

    AC contactor is an intermediate control element. Its advantage is that it can connect and break the circuit frequently, and control the high current with small current. Working with thermal relay can also play a role of overload protection for load equipment. Because it is through the electromagneti...