The surge protector PLT-SEC-T3-230-FM-UT is a robust protection device of type 2/3, specifically designed for single-phase power supply networks. It consists of a modular protection plug and a base unit with screw terminals, enabling secure and reliable mounting on a DIN rail. The integrated status indicator provides a quick visual overview of the operating condition, while the remote signaling function allows for automatic notification in case of failure or defect – ideal for integration into monitored network environments. With a nominal voltage of 230 V AC/DC and a maximum continuous operating voltage of 264 V AC, the device is designed for standard network voltages. The maximum discharge and surge current rating is 5 kA, ensuring effective protection against transient overvoltages. The device is designed for operating temperatures from -40 °C to 80 °C, enabling broad application in various environments.