The Schneider Electric A9L40271 is a Type 2 modular surge arrester from the iPRD-DC series, engineered for the protection of 2P photovoltaic (PV) installations. This arrester is specifically designed to mitigate overvoltages induced by lightning strikes in DC power systems.

Technical details

• Series: iPRD-DC
• Type: Type 2 Surge Arrester
• Application: Photovoltaic (PV) installations
• Rated Voltage: 800 VDC
• Maximum Discharge Current (I_max): 40 kA
• Nominal Discharge Current (I_n): 20 kA
• Impulse Current (I_i): 8 kA
• Voltage Protection Level (U_p): ≤ 3.5 kV
• Remote Transfer Contact: Yes, for end-of-life signaling
• Operating Temperature Range: -40°C to +85°C
• Housing Type: Modular, DIN rail mountable

Applications & compatibility

This surge arrester is essential for safeguarding DC combiners, inverters, and other critical components within solar power generation systems. It ensures the longevity and reliable operation of photovoltaic arrays by preventing damage from transient overvoltages.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider A9L40271 or contact our technical team for cross-reference assistance with compatible DC surge protection components.