NEWS

NEWS

  • 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...

  • 01-06 / 2018

    Comparison of molded case circuit breaker and frame circuit breaker

    The molded case circuit breaker, 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 circuit breaker is use...

  • 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...

  • 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 repa...

  • 09-20 / 2017

    Common sense of residual current circuit breakers

    There are many common sense of residual current circuit breakers 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 residual cu...

  • 09-01 / 2017

    The role of under and over voltage protection protector

    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...

  • 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, Mainly used for AC 50Hz (60Hz), rated voltage t...

  • 08-29 / 2017

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

    In order to make 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, what are th...

  • 08-28 / 2017

    Application comparison between DC molded case circuit breaker and DC miniature circuit breaker

    The DC molded case circuit breaker and the DC miniature circuit breakers are widely used in circuit breakers. Then, what are the differences between the two circuit breakers in our actual application? Here are some brief analyses. 1. DC molded case circuit breaker is used in plastic structure, its ...

  • 08-24 / 2017

    Can the DC molded case circuit be used only in the DC system?

    AC molded case circuit breaker can not be used in DC circuit. Because AC system and DC system have different grounding modes, the breaking capacity of molded case circuit breaker will be greatly affected. Can the DC mccb be used only in the DC system? The main difference between DC molded case circ...

  • 08-22 / 2017

    Structure features of electrical isolation switch

    The electrical isolation switch adopts modular design, which is suitable for connection and breaking circuit or electrical isolation. More than 1000A is only used for electrical isolation. The isolation switch adopts the spring energy storage, instantaneous release acceleration closing mechanism, a...

  • 08-18 / 2017

    Why should a fuse or circuit breaker be installed in the SPD circuit?

    The internal core of surge protection device is a Zinc Oxide varistor. Zinc Oxide is composed of grains and the grains are separated by a grain boundary layer with a P-N junction semiconductor structure. These grain boundary layers determine the V-I characteristics of varistors. When the surge curr...

  • 08-16 / 2017

    Application and Development Trend of fiber termination box

    The fiber termination box is a product specifically designed for fiber to the home (FTTH). Fiber access box as a fiber-optic home access tool, and fiber-to-home national policy strong support, we can see how much fiber users on the benefits. So, how to choose a good "fiber home" information box? ...

  • 08-12 / 2017

    The surge protection device helps the traffic control system run smoothly in any weather

    An absolutely reliable traffic control system is essential for a busy hub. The only way to ensure safe traffic is to use a dynamic display that automatically adapts to traffic flow. Our implementation of a major problem facing the objective is to install a can in the daytime and night and all weath...

  • 08-07 / 2017

    How to install residual current circuit breakers in transparent meter box

    How to install residual current circuit breakers in transparent meter box: 1. Residual current circuit breakers The power supply line must be connected directly to the leakage maintenance device, that is, the shell marked "power" or "line" side; outlet are connected to the bottom, that is marked ...

  • 07-08 / 2017

    The difference between residual current circuit breaker and residual current protector

    Circuit breaker: circuit breaker is to control the electrical circuit of the switch, if the air for the arc medium called air circuit breaker (switch). The circuit breaker is normally rated at the rated current (load) and is used as the main switch for the electrical circuit. Residualcurrentprotect...

  • 06-19 / 2017

    Classification of Surge Protective Device

    Surge protection device (SPD) is also called surge protector, is used to limit transient overvoltage and leakage protection devices on the guidance of nonlinear surge current of charged system, rush or to protect the low voltage level of electrical or electronic systems against lightning and lightn...

  • 05-23 / 2017

    Safe use procedures of circuit breakers

    In the hot summer, the role of DC circuit breaker is particularly prominent, then how to use DC circuit breaker safely? The following summarizes the safe use of circuit breakers, we hope to help. Safe use procedures of circuit breakers 1. After the circuit of DC miniature circuit breaker (c45n dc m...

  • 03-10 / 2017

    What is the normal working state of the limit automatic controller?

    The current limit automatic control device(Current limiter) is used in the control circuit which is satisfied in the AC current and the working voltage to ensure that the system is powered according to the predetermined electric power! Once the electric load exceeds the specified range value, the co...

  • 03-06 / 2017

    The disconnector uses the basic information associated with the switch

    Our life is often used to a thing, this thing is called isolation switch, the use of this switch and appear in our country is already very common, but the use of the location is not the same, and in the installation and some The location of the choice is also a certain degree of differentiation, in ...