What is ground resistance where you are living? in regions with dry or rocky soil, ground resistance may be higher, requiring special measures to ensure adequate grounding for electrical systems.
Surge arresters, also known as surge protectors or lightning arresters, are vital components in safeguarding electrical systems and equipment from the damaging effects of voltage surges, including those caused by lightning strikes. These devices work by diverting excess electrical energy away from sensitive equipment and into the ground, thereby preventing voltage spikes from reaching and damaging connected devices. Surge arresters are typically installed at points where electrical systems enter buildings or at key junctions within the system to provide comprehensive protection.
The function of surge arresters is particularly critical in areas prone to lightning activity, where the risk of power surges is higher. Lightning strikes can induce powerful surges in electrical lines, posing a significant threat to electronic devices, appliances, and infrastructure. Surge arresters act as a first line of defense against these surges, rapidly diverting the excess energy to ground before it can cause damage. Moreover, surge arresters help extend the lifespan of electrical equipment and reduce the likelihood of costly downtime and repairs, making them essential components of effective lightning protection systems.
It’s important to note that surge arresters complement other lightning protection measures, such as grounding systems and lightning rods, rather than serving as standalone solutions. Proper installation, maintenance, and periodic testing of surge arresters are essential to ensure their continued effectiveness in mitigating the risks posed by voltage surges, including those resulting from lightning strikes. Additionally, advancements in surge arrester technology continue to improve their performance and reliability, helping to enhance the resilience of electrical systems against the ever-present threat of lightning-induced surges.