Weidmueller VPU AC II 3 R 300/50

The VPU AC II 3 R 300/50 is a voltage protection unit for AC systems. "II" signifies Class II surge protection, while "3" refers to protection for three phases. "R" indicates a reset function. "300" denotes the voltage rating, and "50" represents the current rating. This unit is designed to protect electrical equipment from voltage surges and fluctuations, ensuring reliable performance in industrial and commercial applications that require stable surge protection.