The Weidmüller PUI 3 R is a modular surge protection device (SPD) designed for three-phase AC systems, providing Type 2+3 protection (Class II/III) against transient overvoltages caused by switching events or indirect lightning strikes. It is compliant with IEC 61643-11 and VDE 0675 standards, ensuring reliable safety for your electrical installations.

The unit features removable varistor modules for easy replacement and visual status indicators to monitor operational condition, making it ideal for industrial control panels, distribution boards, and PV installations.

⚙️ Technical Specifications:

• Model: PUI 3 R
• Article Number: 8959650000
• Rated Voltage (Uc): 280V AC
• Impulse Current (Iimp): 20 kA
• Voltage Protection Level (Up): 1.45 kV
• Leakage Current Capacity (Nominal): 20 kA
• Protection Class: Type II / T2
• External Fuse Requirement: 125A gG
• Compliance: IEC 61643-11, VDE 0675 Part 6-11/A2
• Mounting: DIN rail

✅ Features:

• Removable varistor cartridges for simple maintenance
• Clear visual indicators for active monitoring
• Compact modular housing
• Suitable for residential, commercial, and industrial setups

🔒 Ensure robust surge protection for your three-phase systems with Weidmüller's trusted German engineering.