Why SF6 is used in RMU?

21 Feb.,2024

 

BOKR contains other products and information you need, so please check it out.

Sulfur hexafluoride (SF6) is commonly used in Ring Main Units (RMUs) due to its excellent insulating properties and high dielectric strength. .

SF6 is a gas that is five times heavier than air, making it an ideal insulation medium for electrical equipment. This gas is also chemically stable, non-flammable, and non-toxic, making it a safe choice for use in RMUs. .

The use of SF6 in RMUs dates back to the 1960s when it was first introduced as a replacement for oil-filled circuit breakers. Since then, SF6 has become the preferred choice for insulation in RMUs due to its superior performance and reliability.

Furthermore, SF6 has a high dielectric strength, which allows RMUs to be more compact and lightweight compared to alternatives. This makes SF6 an attractive option for use in urban areas where space is limited.

In addition to its technical advantages, the use of SF6 in RMUs also has environmental benefits. SF6 is a potent greenhouse gas, with a global warming potential thousands of times higher than CO2. However, due to its low leakage rate and long atmospheric lifetime, SF6 is considered a sustainable solution for use in RMUs.

In conclusion, SF6 is used in RMUs because of its excellent insulating properties, high dielectric strength, safety characteristics, compact design, and environmental benefits. Its widespread adoption in RMUs has helped improve the reliability and efficiency of electrical distribution systems while also contributing to environmental sustainability.

You can find more information on our web, so please take a look.

If you want to learn more, please visit our website lightning arrester wholesale.