The primary defense to protect electrical equipment from over-voltages is surge arresters. These necessary devices hold metal oxide varistors (MOVs) and are rapid response protectors against voltage ...

Designed for Types III and IV lightning protection, these lightning arresters feature a locking mechanism to secure the connector in the base element as well as plugs with a thermal disconnect device.

Cooper Power Systems has introduced the UltraSIL polymer-housed Evolution distribution-class surge arrester, an arrester that enables electric utilities to upgrade the efficiency of the power grid and ...

If you have paid close attention to power lines, you might have noticed metal spring-like structures close to the transmission towers. These spring-like structures are known as lightning arresters, ...

TDK Corporation is presenting a new EPCOS gas-filled surge arrester consisting of a stack of five individual arresters. Developed specifically to protect power supplies in telecommunication equipment, ...

The NEC distinguishes between surge arresters and transient voltage surge suppressors (TVSSs), yet both provide surge protection. What's the difference between them? Surge arresters generally apply to ...

Photovoltaic installations up to 1,000V UCPV can be protected by the prewired combined lightning current and surge arrester developed by Cooper Bussmann, the industry leader in critical circuit ...

Thomas & Betts’ metal-oxide surge arrestors include the following features: IEEE 386 interfaces provide convenient energized connection with other 200A loadbreak or deadbreak components EPDM molded ...

The DSF-PV surge arresters are approved per UL 1449 3rd Edition and EN61643-11 (VDE 0675, part 6-11), and are compliant with future norm EN50539-11 and the new French standard UTE#C 6-740-5. Internal ...

Residents of Masindi District are living in fear following the death of five people, who were struck by lightning at Kibibira Market in Kiruli Sub-county on August 8. Residents are now afraid of ...

Lightning is some nasty stuff. Luckily, it doesn’t have a very long lifespan. [BigClive] decided to tear down an 11KV lighting arrestor used in power distribution systems. The fiberglass core has ...