Weidmueller VPU PV I+II 3 R 1000

The VPU PV I+II 3 600 E is a voltage protection unit for photovoltaic (PV) systems. "I+II" indicates dual protection types, "3" refers to three-phase protection, and "600" is the voltage rating. "E" likely refers to an environmental or additional feature specific to the unit. This protection unit is designed to safeguard photovoltaic equipment from voltage surges and fluctuations, ensuring stable operation in solar power systems.