Wiring requirements of distribution box
Wiring requirements of distribution box Upper incoming line, lower outgoing line, main circuit on the left, control circuit on the right, horizontal and vertical. The exposed laying can take the shea ...
How to select the power of distribution cabinet?
In the speed control mode, use PLC to output 0 ~ negative 10V analog voltage to the servo driver and set the speed command gain parameter to control the rotation of the motor. The motor speed is direc ...
Talk about GGD distribution cabinet in detail
As the name suggests, high and low voltage distribution cabinet is the distribution equipment used for power distribution, control, metering and connecting cables in the power supply system. Generally ...
What should be paid attention to when installing the distribution cabinet?
When installing the distribution cabinet, some small details in the process can be said to be very important. Therefore, the following Shandong distribution cabinet will share with you what small deta ...
How is the distribution box divided by power?
The movable parts of the distribution box shall be opened and closed flexibly. The coating or coating shall not be damaged during the opening and closing process. The opening angle shall not be less t ...
What are the usual functions of high and low voltage distribution cabinets?
The high and low voltage distribution cabinet is usually connected with high-voltage or low-voltage cables. It is used for power stations, substations and other facilities. It uses high-voltage cabine ...
What are the conditions for the environment in the control room before installing the distribution cabinet?
The secondary circuit wiring in the cabinet and relevant detection tests shall be completed. After the distribution cabinet equipment arrives at the site, it shall be timely organized for acceptance u ...
What are the installation steps of distribution box?
As a power distribution equipment, the distribution box plays a role in protecting lines and electrical equipment. It can have terminals or no independent terminals, but many people don't know the dif ...
How to select the installation site for the distribution cabinet before installation?
Before the installation of the distribution cabinet, there are often high regulations on the installation site and route. The distribution cabinet is divided into open assembly cabinet and buried dist ...
What is the working principle of control cabinet in electrical engineering?
In electrical engineering, control cabinet is an important equipment, because many electrical equipment need to be used in the process of electrical engineering construction to ensure the smooth progr ...
What is the overall structure of the electrical control cabinet?
The task of the overall structure design of the electrical control cabinet and the overall structure design of the electrical control cabinet is to divide the control system into several parts (these ...
The main patrol inspection work of high and low voltage distribution cabinet mainly includes
In electrical engineering, control cabinet is an important equipment, because many electrical equipment need to be used in the process of electrical engineering construction to ensure the smooth progr ...
What are the main low-voltage distribution cabinets commonly used in life?
The low-voltage distribution cabinets commonly used in life are mainly divided into four categories: fixed panel distribution cabinet, protective distribution cabinet, drawer distribution cabinet and ...
Do you know the design principles of electrical control cabinet?
The basic concept of electrical control cabinet design is a kind of logical thinking. As long as the logical control law ensures electrical safety and meets the requirements of production process, it ...
What safety signs should be equipped for high and low voltage distribution cabinet?
When AC asynchronous motor operates under sinusoidal alternating voltage, its rotor is in sinusoidal alternating magnetic field. Due to the lamination factors such as fan-shaped punching sheets and si ...
Installation skills of distribution cabinet
Due to improper selection of AC contactor capacity during manufacturing, AC contactors with the same capacity are installed for different outgoing circuits, and the imbalance of three-phase load is no ...
How to distinguish between distribution box and distribution cabinet?
In case of energy storage failure of high-voltage switch cabinet, the high-voltage light opening cabinet cannot be closed, the power supply is not normally distributed, and the factory machine cannot ...
How to distribute the electrical box from the purpose?
In terms of main use, the distribution box is generally used at home, while the distribution cabinet is used in the centralized power supply system, such as industrial power consumption and engineerin ...
What are the common problems with the leakage protection facilities of the distribution cabinet?
In the PLC control loop, the command can be sent directly or transmitted through the relay on May 1 For example, if your charge is that the PLC outputs 24 V DC, but your control circuit diagram. The P ...
Installation method of distribution box
The high voltage test shall be conducted by a test unit approved by the local power supply department. High voltage cabinet frame, bus, lightning arrester, high voltage porcelain bottle, voltage trans ...
What is the main frame design of distribution cabinet?
Each functional room is isolated from each other, such as functional unit room, bus room and cable room. The functions of each room are relatively independent and do not affect each other. The heat di ...
What is the composition of the distribution box?
The low-voltage apparatus in the distribution box is composed of fuse, AC contactor, residual current action protector, capacitor and meter. The upper limit of ambient air temperature shall not exceed ...
What should I pay attention to before installing the distribution box?
After the control wire is calibrated, simmer each core wire into a circle and connect it to each terminal board with galvanized screws, eye rings and spring pads. Generally, one terminal on each side ...
How to clean the residue after installing the distribution box?
Household distribution boxes should be both beautiful and safe. Distribution cabinets distribute the electric energy of a circuit of the upper level distribution equipment to the nearby load. This lev ...
