The VPU AC I 3 300/12.5 from Weidmuller is a Surge Voltage Arrester that is designed to reduce the interference coupling due to transient surge voltages. It has a voltage rating of 240 V and can safeguard from discharge current of up to 50 kA (8/20 µs). This surge suppressor is tested according to product standard IEC 61643-11 / DIN EN 61643-11 and can be installed in systems according to IEC 61643-12 / VDE 0675-6-12 and IEC 62305-4 / VDE 0185-4. It is available in a DIN-rail package that measures 96.3 x 91 x 54 mm and is ideal for installation in power supply systems.