Industry News

5 Types of Surge Arrester You Should Know

When it comes to protecting electrical systems, surge arresters are an essential line of defense. A single lightning strike or switching surge can damage valuable equipment, cause costly downtime, and create safety risks. That’s why understanding the different types of surge arresters is crucial for engineers, utility companies, and industrial buyers looking for reliable protection solutions.

Top 12 Surge Arrester Manufacturers in the World 2025

In today’s rapidly evolving energy and industrial landscape, protecting electrical infrastructure has become more critical than ever. Surge Arresters are essential components that safeguard power systems, substations, and communication networks from lightning strikes, switching surges, and transient overvoltages.

The Core Differ : Three Phase Auto Recloser vs Single Phase Auto Recloser

This article defines the Automatic Circuit Recloser (Auto Recloser) and compares Three Phase (three-pole trip/reclose) versus Single Phase (single-pole for SLG) operation. It explains impacts on continuity, stability, secondary-arc/dead time, TRV, settings, and lifecycle cost, then gives a standards-aligned (IEC/IEEE) selection checklist for real-world feeders.

High-End Disconnector for Surge Arresters – GLD10W600A with 100kA Impulse & 600A Long Duration Current Withstand

GLD10W600A Surge Arrester Disconnector is a high-end thermal disconnector developed by Zhejiang Goto Electrical Co., Ltd., designed to meet the latest IEC 60099-4 and GB 11032 standards. It adopts linear glass film resistors and optimized electrode gap structures, offering improved stability and reliability compared to traditional SiC types.

It features:

100kA lightning impulse withstand (2 times)

600A long-duration current withstand (18 times, 2ms square wave)

Stable disconnection under low thermal currents (50mA–20A)

Strong mechanical strength and sealing performance

Flame-retardant and weather-resistant glass-fiber housing

Ideal for 10kV–35kV surge arresters in power systems, especially those with ungrounded or arc suppression groundin

Vacuum Circuit Breaker vs SF6 Circuit Breaker

In the world of medium and high-voltage power systems, choosing the right circuit breaker is critical for operational safety, efficiency, and long-term reliability. Two of the most commonly compared technologies are Vacuum Circuit Breakers (VCB) and SF6 Circuit Breakers. Though both serve the same fundamental purpose—interrupting current flow to protect electrical systems—they differ significantly in design, application, and performance characteristics.

This article explores the key differences between VCB and SF6 circuit breakers, helping engineers, procurement teams, and facility managers make informed decisions.

Vacuum Circuit Breaker Advantages and Disadvantages

Vacuum circuit breakers (VCBs) have become a cornerstone in modern electrical protection systems, especially in medium and high-voltage applications. Known for their safety, efficiency, and long service life, they are increasingly used in industrial, commercial, and utility networks. But like any technology, they come with both advantages and limitations. This article explores the real-world pros and cons of vacuum circuit breakers, helping you make informed decisions for your power systems.

What Is Surge Arrester For Transformer

What is surge arrester for transformer? This essential device shields transformers from sudden voltage spikes caused by lightning, switching, or grid disturbances. By quickly diverting excess energy to the ground, it prevents insulation breakdown, overheating, and costly failures—ensuring stable power supply and extended transformer lifespan.

What is an Air Break Switch and What is Its Purpose?

An Air Break Switch (ABS) is a high-voltage disconnector used for safe, visible circuit isolation in power systems. It operates in air, handles no-load or light-load currents, and meets IEC 62271-102 standards, making it ideal for outdoor switching, maintenance, and fault isolation in HV networks

Smart Auto Recloser: A Complete Guide

As power distribution networks rapidly evolve towards smart grids, the GTAR Smart Auto Recloser from GOTO Electrical Co., Ltd. stands out as a critical device for medium-voltage systems (11kV to 38kV).