The cause of electrical failure in distribution box
The low-voltage electrical appliances in the distribution box caused by the influence of the environment temperature on ...
Have you ever heard of the breakdown caused by the quality of distribution box products?
During the transformation of rural power grid, due to the large number of distribution boxes needed and the short constr ...
Faults caused by improper selection of electrical appliances in distribution box
Due to the improper selection of AC contactor capacity in manufacturing, the installation of AC contactors with the same ...
Protection circuit to prevent the external circuit failure of distribution box power supply
For the distribution box with distribution transformer capacity of 100kV · A and above, the temperature control relay (j ...
Low voltage cable is selected for the incoming and outgoing lines of distribution box
Selection of residual current operated protector. It is necessary to select products that meet the standard of GB 6829 G ...
What factors should be considered for the distribution box of rural low-voltage power grid
Selection of fuse (RT, NT type). The rated current of the total overcurrent protection fuse at the low-voltage side of t ...
How to select the low voltage distribution box (2)
Q-1 level places that can form explosive mixture under normal conditions shall select explosion-proof, explosion-proof v ...
How to select the low voltage distribution box (1)
Low voltage distribution box is the lowest level of control and protection facilities in the power system, which is the ...
The specific functions of the distribution box include: remote control, hardware cooperation and wiring mode
With the continuous improvement of people's living standards, the requirements for electrical equipment are higher and h ...
How much voltage is not suitable for pz30 terminal combination?
Pz30 terminal combination device is suitable for terminal circuit of single-phase three wire or three-phase five wire wi ...
Two types of terminal distribution boxes are installed in a flush or surface way
Pz30 is just a kind of general designation of terminal distribution box. There are standard 4-60 ways, two kinds of conc ...
How large power distribution cabinet does a large concrete mixing plant need?
For example, if I want to build a large concrete mixing plant, do I need 10kV, 35kV distribution cabinets? How many can ...
Distribution box is the last equipment of distribution system
The distribution box is divided into power distribution box and lighting distribution box, which is the last level equip ...
The low-voltage distribution box adopts high-quality, high-strength and corrosion-resistant cold-rolled electrolytic plate
ABB MDS series low voltage distribution box It is mainly used for AC rated voltage of 660V and below, and can be used a ...
What is the application of low-voltage switchgear of distribution box?
Low voltage switchgear (hereinafter referred to as the device) is applicable to the power distribution system of metallu ...
Power meter can be used separately as internal management meter
Power meters can be used as internal management meters alone, instead of a large number of traditional analog meters, an ...
Power meter provides reference for energy saving technology of intelligent building
Through the transmission channel provided by the field equipment and communication system, the electric energy managemen ...
Specific design requirements for distribution box.
The various indexes of the boards of distribution boxes or distribution cabinets must meet the relevant requirements of ...
What are two different types of power distribution box installation?
Power distribution box is a kind of distribution box. The distribution box is divided into power distribution box and li ...
Have you seen the order conditions of lighting distribution box?
PXT lighting distribution box is suitable for building lighting and small power control circuits of apartments, high-ris ...
What is the combination of the integrated distribution box?
Use of distribution box: reasonable distribution of electric energy, convenient for the opening and closing operation of ...
How can distribution cabinet and distribution box be used more safely? (2)
Last time, we shared some knowledge about safe use of distribution boxes. Next, there are several points that we need to ...
How can distribution cabinet and distribution box be used more safely?(1)
The distribution cabinet and distribution box control our usual circuit use, so what details should be paid attention to ...
What is the structure of the distribution box?
The distribution box is mainly used for reasonable distribution of electric energy and convenient opening and closing op ...
