Dehn Surge arrester guard DG SE CI 440 FM

The DEHNguard DG SE CI 440 FM is a single-pole surge arrester of type 2, designed according to the standard EN 61643-11. It provides effective protection for low-voltage consumer installations against surges that may be caused by lightning strikes or other electrical disturbances. The surge arrester consists of a base unit and a plug-in protection module, allowing for easy installation and maintenance. A standout feature is the integrated arrester pre-fuse, which enhances the safety of the device. Additionally, the Thermo-Dynamics Control ensures continuous monitoring of the device's condition, further improving operational reliability. The DEHNguard is suitable for use in lightning protection concepts at interfaces of protection class 0B 1 and higher, meeting high safety requirements for the device.

• Integrated arrester pre-fuse for increased safety
• Thermo-Dynamics Control for monitoring the device's condition
• Suitable for lightning protection concepts at interfaces 0B 1 and higher
• Protection level of only 2 volts for effective surge protection.