News

Industry Insight: Electrical foreign‑trade is no longer all about low price!
Overseas power buyers now focus on parameter matching, valid cert...

AC gapless metal-oxide surge arresters feature excellent non-linear voltage-current characteristics. Their advantages include rapid response, the a...

When people think of lightning arresters, they often picture a simple, tube-like device. In reality, to accommodate various voltage levels and envi...

During the maintenance or troubleshooting of distribution lines, the operation of drop-out fuses — while seemingly simple — carries hidden risks. G...

When energizing (closing the fuse), follow this rule: close the outer phases first, then the center phase! In windy conditions, close the upwind ou...

Protection of Distribution Transformers: Installed on the high-voltage side of a transformer, the fuse link melts and interrupts the current in the...

The surface of a composite insulator is typically made of silicone rubber, which acts like a waterproof jacket for power lines. While alcohol evapo...

Moisture ingress: Never underestimate the power of moisture! If the seal fails or the material absorbs water, moisture can quietly seep inside, tri...

The core differences between composite insulators and porcelain insulators lie in their material properties and intended applications. Composite in...

Leveraging advanced materials and manufacturing processes, composite insulators deliver exceptional performance across a wide range of applications...

In power systems, load-break switches act as "safety valves," capable of rapidly interrupting current when circuit anomalies occur.

When a 10kV high-voltage load-break switch fails to close, the issue typically lies within the mechanical structure, the electrical circuitry, or t...