Wiring requirements and specifications of circuit breaker in ready board 1、 Operating conditions and site preparation 1. The cabinet is installed. 2. Circuit breakers, wiring cables, ties, etc. It ...
1. Select a qualified distribution board for related products. The development and innovative teaching design of qualified distribution board products should be one, that is, we need to use iron plate ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
