About the storage method of the cable?

If the cable is to be stored for a long time, the following considerations should be taken according to the location of the cable:1. Under the eaves. The standard LAN cable can be used only when the cable is not directly exposed to sunlight or ultra-high temperature. It is recommended to use pipes.2... READ MORE

About nuclear-grade cables?

Scope of application·This product is suitable for the control and signal connection cables used in the control system network of nuclear power plants with a rated voltage Uo/U of 0.6/1kV.·The allowable long-term working temperature of the cable conductor is 90℃, the maximum temperature of the cable ... READ MORE

What are the main processes of wire and cable?

Wires and cables are made through three processes: drawing, stranding, and coating. The more complex the model and specification, the higher the repeatability.1. DrawIn metal pressure processing. Under the action of external force, the metal is forced through the mold (press wheel), the cross-sectio... READ MORE

What are the applications of cables?

Power SystemsThe cable and wire products used in the power system mainly include overhead bare wires, busbars (bus bars), power cables (plastic cables, oil-paper cables (basically replaced by plastic power cables), rubber sheathed cables, overhead insulated cables), branch cables (Replace part of th... READ MORE

What are the safety requirements for cables?

1. When the cables cross each other, the high-voltage cables should be under the low-voltage cables. If one of the cables is protected by a pipe or separated by a partition within 1m before and after the intersection, the minimum allowable distance is 0.25m.2. When the cable is close to or crossing ... READ MORE

What are the cable protection measures?

With the rapid development of power cable buried laying engineering, higher requirements are put forward for cable protection. The cable protection sleeve is made of polyethylene PE and high-quality steel pipe, which is pre-treated by sandblasting and shot blasting, dipped or painted, and heated and... READ MORE

Types and characteristics of fire-resistant cables?

Fire resistance refers to the ability to maintain a certain period of time under the condition of flame burning, that is, to maintain the integrity of the circuit. This type of cable has a certain period of power supply capacity in the flame.Fire-resistant cables can be divided into two grades accor... READ MORE

What is the difference between flexible mineral cables and ordinary cables?

One of the main differences between flexible mineral cables and other ordinary cables is that high-energy electron beams (β rays) generated by high-power electron accelerators are used to cross-link specially formulated inorganic compounds, so that the flexible mineral cables can withstand The worki... READ MORE

What are the reasons for cable aging?

1. External force damage. Judging from the operation analysis in recent years, especially in Pudong, Shanghai, where the economy is developing rapidly, there are quite a lot of cable faults. All obstacles are caused by mechanical damage.2. The insulation is damp. This situation is also very common, ... READ MORE

Wire and cable for electrical equipment?

      Wires and cables used to directly transmit electrical energy from the power distribution point of the power system to various electrical equipment and appliances. Such as: wires and cables for electrical connections and control signals in various industrial and agricultural equipment. This typ... READ MORE