What’s the LSZH Sheath Power Cable?

What is the definition of LSZH sheath cable?

The full name of LSZH sheath cable is a low smoke no halogen external protection cable.

It is similar to normal cable but the biggest difference is that its outer sheath material is low smoke halogen free plastic material.

Development history of the LSZH Cable

LSZH was invented long before, but has been without widespread use.

It was not until the 1980 s that a fire swept through a subway station in London, England, which caused multiple deaths and injuries.

The biggest cause of fatal injury is the toxic gas caused to the body by cable burning.

Since then, the countries around the world began to pay attention to environmental protection and safety issues, and the LSZH cables began to be put into use heavily.

Structure of the LSZH cable

The structure of the LSZH cable is consistent with the PVC cable, all consisting of conductor, insulation, inner protection, armor and outer protection.

But its plastic material is better and safer LSZH, than PVC.

Advantages of LSZH sheath cables

LSZH cable has many advantages

👉No halogen, environmental protection insulation layer, not only good electrical conductivity but also will not produce secondary pollution after combustion.

👉Low smoke and low toxicity, and toxic gas is not produced during the cable use process or combustion.

👉Environmental protection, insulation does not contain heavy metals harmful to the human body, the disposal of abandoned cables will not pollute the water source

👉High flame retardant, the cable is not easy to burn during a fire.

Disadvantages of LSZH Sheath Cables

It is expensive . So the use is still not wide enough.

What is the main use of LSZH Outer Cables?

LSZH cables are mainly used in crowded areas such as tall buildings, subways, office buildings, and shopping malls.

Summary

Although LSZH is still not popular enough now, but with the rapid development of technology and people's awareness of fire safety and environmental protection, ZMSCABLE LSZH cable will be widely used in our lives.