Mersen STPT23-20K440V-1PM

The STP T23 20 is a combined Type 2+3/Class II+III surge protection device that effectively discharges voltage surges, adhering to the standards set by EN/IEC 61643. It is intended as the final stage of protection in systems that already utilize upstream Type 2 protection devices, such as the STP T2 40. Installation should be performed as close as possible to the equipment requiring protection.

This device features a body constructed from PA66 CT1; V-0, with contacts made of steel, ensuring durability and compliance with CE regulations. It supports DIN-rail mounting and is available in configurations ranging from 1 to 4 poles. Notable applications include industrial and automation sectors, commercial and residential installations, telecommunications, IT and data centers, LED outdoor lighting, water treatment facilities, smart grid systems, low-voltage metering, and renewable energy sources such as photovoltaic and wind systems.