Industry News

The difference between lightning arrester and surge protector!

1. Introduction of lightning arrester 1) Lightning arrester That is, when the overvoltage limiter appears, the voltage between the two terminals of the arrester does not exceed the specified value, so that the electrical equipment is protected from overvoltage damage; after the overvoltage, the syst…

Lightning protection grounding design of distributed photovoltaic system

The grounding body should be hot-dip galvanized steel. Its specifications are generally: steel pipe with a diameter of 50mm, wall thickness not less than 3.5mm; 50mm*50mm*5mm angle steel, length not less than 2.5m; or flat steel of 40mm*4mm, length is generally It is 2.5-4m. The horizontal buried de…

Surge protector

Surge protector (Surge Protection Devices, referred to as SPD), also known as surge protectors, overvoltage protectors, commonly known as lightning arresters, lightning arresters. In view of the emergence of various types of lightning arresters on the market, the quality is uneven, and some are even…

Chongqing: Announcement of lightning monitoring bulletin

China Meteorological News correspondent Chen Wei reports that it is about to enter the lightning-prone period. Which area of ​​Chongqing has the most lightning strikes? How to prevent lightning disaster losses? A few days ago, the Chongqing 2018 Thunderbolt Monitoring Bulletin issued by the Chongq…