TOMZN 1000V DC SPD (Type 2) is designed for high-voltage solar PV systems, offering superior surge protection and high discharge capacity for commercial and large-scale installations. ⚙️ Electrical Specifications: Rated Voltage (Uc): 1000V DC Max Continuous Operating Voltage: 1000V DC Nominal Discharge Current (In): 20kA (8/20µs) Max Discharge Current (Imax): 40kA – 60kA (8/20µs) Voltage Protection Level (Up): ≤ 3.5kV Response Time: ≤ 25ns Number of Poles: 2P / 3P (depending on model) Protection Mode: + / – to PE (Ground) 🏗️ Mechanical Specifications: Mounting: 35mm DIN Rail Enclosure: High-grade flame-retardant plastic (UL94-V0) Protection Class: IP20 Operating Temperature: -40°C to +85°C Humidity: ≤ 95% RH Visual Indicator: Green/Red status window Modular Design: Plug-in replaceable cartridges 📌 Standards: IEC 61643-31 CE Certified ...