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Shenyang Shunming Electrical Installation Engineering Co., Ltd.

Contact: Manager Sun

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Address: No. 32 Xiugong West Street, Tiexi District, Shenyang

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  • How electrical engineering manufacturers control the cable part during power installation

    How electrical engineering manufacturers control the cable part during power installation 1. The power installation control cable transmits power directly from the power distribution point of the power system to the power connection lines of various power distribution equipment. The rated voltage of power cables is generally 0.6 / 1KV and above, and the control cables are mainly 450 / 750V. Power cables and control cables of the same specifications
    Release time: 2018-12-29 Clicks: 34

  • Why should we use the closing bus in electrical engineering?

    Why should we use the closing bus in electrical engineering? The electromagnetic operating mechanism completely relies on the electromagnetic attraction force generated by the closing current flowing through the closing coil to close the trip spring while compressing the trip spring. The trip spring mainly relies on the trip spring to provide energy, so this type of operating mechanism has a small trip current, but a closing current Very large, can reach more than 100 amps in an instant, which is why the substation DC
    Release time: 2018-12-29 Clicks: 27

  • Correct installation of distribution box in electrical installation engineering

    The distribution box is correctly installed in the electrical engineering installation 1. The door of the distribution box should be equipped with a lock, and a special person is responsible for maintenance. 2. The distribution box and switch box should be inspected and repaired once a day, and records should be filled in. The inspection and maintenance personnel are electricians. Wear and wear insulated shoes and gloves in accordance with regulations during inspection and maintenance, and use electrical insulation tools. 3. Distribution box manufacturers for distribution boxes: correct
    Release time: 2018-12-29 Clicks: 34

  • Installation of large lamps

    Lighting is an indispensable building material in the home. Lighting not only brings light, but also plays a decorative role. Therefore, in the application and layout of lamps, many people will make small mistakes, resulting in problems such as installation and use. The following editors introduce the lighting installation process and lighting installation skills. Lamp installation process 1. Lamp inspection Check the installation accessories of the lamp, see the manufacturer's
    Release time: 2018-12-29 Clicks: 23

  • What kind of office fixtures does the light fixture manufacturer tell you?

    The office is the area where people work. It is necessary to pay attention to local lighting. The choice of lamps and lanterns must not only consider the brightness, but also the color and characteristics of the shape, which is more suitable for a calm, elegant and efficient working environment. Next, I will introduce to you the office installation of large-scale lighting purchase tips and types of office lighting. Office lighting purchase tips 1. Office lighting color
    Release time: 2018-12-29 Clicks: 32

  • Cautions for large luminaire installation

    Nowadays, lamps have been widely used in the decoration of modern homes, but the placement and repair of lamps are usually handled by professional masters, because for many friends, this is a very complicated and dangerous Technology, do you actually know? It is not difficult to install the lamps. As long as you have certain skills and follow the correct installation methods, you can do it yourself.
    Release time: 2018-12-29 Clicks: 11

  • Large lamp installation manufacturers tell you four tips to buy crystal lamps

    Large-scale lamp installation manufacturers tell you the four points of crystal lamp purchase skills. Keep in mind that crystal lamps bring a luxurious and fashionable atmosphere to people, and they are loved and purchased by people. Although many types of lighting have now entered the market, it seems that they have to compete with crystal lights. Coupled with the development of crystal cutting technology, the crystal lamp has become more compact, and its modern sense
    Release time: 2018-12-29 Clicks: 14

  • 4 big lamps teach you to easily install large lamps!

    4 large lamps teach you to easily install large lamps! Lamps are a necessity in life. However, with the continuous improvement of living standards, lamps have gradually become decorations. Therefore, various lamps have appeared on the market, such as chandeliers, ceiling lamps, wall lamps, and There are so many downlights like cow's hair and many kinds of patterns. Therefore, the installation of lamps has become a comparison.
    Release time: 2018-12-29 Clicks: 13

  • How does the electrical installation industry improve some of the common problems in power installations?

    Common technical problems in electrical engineering installation 1. Bolt connection problems For bolt and nut connections that conduct current in power electrical installation engineering, we must pay attention not only to their mechanical effects, but also to their electrical and thermal effects. The crimp connection is not tight, the contact resistance is increased, and the current is energized. A vicious cycle of heat generation, contact surface oxidation, and increased resistance occurs until severe overheating, melting the joint, causing short grounding
    Release time: 2018-12-29 Clicks: 13

  • The fatal mistake of home improvement circuit modification in electrical installation, don't make it!

    It doesn't matter if you don't understand the improvement of home improvement circuit, but you must find someone who understands electrical engineering to help supervision. It is a good way to quickly solve the circuit modification, because supervision can always find many problems during the acceptance process! Let's take a look at the errors in the process of the nine circuit transformations and remind yourself not to repeat them. Problem 1: Ground pipe, not grooved for fixed ground
    Release time: 2018-12-29 Clicks: 16

  • 15 common problems and countermeasures in weak electrical construction of electrical engineering, sentence analysis in place

    Weak current engineering is an indispensable and important part of modern buildings or residential districts. The problems and deficiencies in equipment selection, construction management, system operation and maintenance, etc. of weak current systems are sorted out below, and corresponding countermeasures are proposed, which is worthy of reference for engineers . I. Communication, data network, and television system 1. Defects of the bridge: The cable length in the single bridge is insufficient.
    Release time: 2018-12-28 Clicks: 10

  • What are the lighting effects of large LED lamps installed in factories?

    Lighting electricity is the basic electricity demand of factories and enterprises, and lighting electricity accounts for about 10% of the share, and it is still growing. The lighting system's light efficiency depends on the light source, optical lens or reflector, and ballast or drive circuit. Among the various new light sources, semiconductor light emitting diodes (LEDs) have attracted attention. Especially white light LED, it is in the light effect (theoretical light
    Release time: 2018-12-28 Clicks: 16

  • Main points of formal wiring and installation of household distribution boxes in electrical engineering

    Formal wiring and installation points of household distribution boxes in electrical engineering installation The household distribution box is the master control switch of the circuit in the home. Many people do not understand how to wire and install the household distribution box. Next, Shun Ming Electrical Installation Engineering Company will explain to you The main points of wiring and installation of household distribution box. Installation method of household distribution box: Ming-assembled electric box
    Release time: 2018-12-28 Click times: 13

  • Difference and maintenance of power distribution box and lighting distribution box in electrical installation

    The difference between power distribution box and lighting distribution box in electrical engineering installation and maintenance distribution box is divided into power distribution box and lighting distribution box, they are the last stage equipment of the power distribution system. Both are strong. Power distribution box: The incoming line of the power distribution box is 380AVC / 3, which is mainly used as power distribution for power equipment such as electric motors. In addition, when the total incoming line current of the lighting distribution is greater than 63A,
    Release time: 2018-12-28 Clicks: 12

  • Transformer installation process in electrical engineering

    Electrical equipment transformer installation process in electrical engineering I. Electrical equipment installation preparation Transformer should be installed on the nameplate with the manufacturer's name, rated capacity, one or two rated capacity, one or two rated voltage, current, impedance, voltage% and wiring set Don't wait for technical data. The capacity, specifications and model of the transformer meet the design requirements. Complete accessories, factory certificate and technical documents. Section steel
    Release time: 2018-12-28 Clicks: 11

  • What are the power equipment installation issues in electrical installation engineering?

    Installation of electrical equipment in electrical engineering installation? See if the installation drawing of the power equipment has the source with the design drawing. If so, what is the reason, please indicate the reason; check whether the installation of grounding devices for the power equipment is complete; whether the electrical protection devices are complete and effective; 1. Installation of electrical equipment
    Release time: 2018-12-28 Clicks: 14

  • Precautions for wiring and maintenance of electrical installation engineering

    Precautions for electrical installation and maintenance must be fully prepared before field work (1) Ask the management unit for a wiring diagram and other related drawings, previous test reports, original installation records, etc. of the electrical installation that are consistent with the actual situation, and ask for details. When overhauling the operation of electrical equipment, determine the scope and items to avoid blindness. For some who have n’t touched
    Release time: 2018-12-24 Clicks: 10

  • Do you know how to clean various types of lamps by large lamp cleaning manufacturers?

    Large lamps are now more popular decorations for home decoration, corporate decoration, etc., because its function is not only reflected in lighting, but more as a decorative presence, so the appearance and style of the lamps are also diverse and time-consuming As the lamps become dirty, how to clean the lamps has become a headache for many friends. Today, Shun Ming Electric will tell you a lot.
    Release time: 2016-07-27 Clicks: 48

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