Weidmueller VPU AC I 1+1 300/12.5 LH

The VPU AC I 1+1 300/12.5 LH is a voltage protection unit for AC systems. The "1+1" likely indicates dual protection stages, offering redundancy or enhanced safety. "LH" could refer to a specific feature, such as low-harmonic protection or low-voltage protection. "300" denotes the voltage or power capacity, and "12.5" likely represents the current rating or another key operational parameter. This unit helps protect electrical equipment from voltage surges or fluctuations, commonly used in industrial or commercial applications.