TOMZN 600V DC Surge Protection Device (Type 2) is engineered for photovoltaic DC systems to provide reliable protection against transient overvoltages caused by lightning or switching surges. ⚙️ Electrical Specifications: Rated Voltage (Uc): 600V DC Max Continuous Operating Voltage: 600V DC Nominal Discharge Current (In): 20kA (8/20µs) Max Discharge Current (Imax): 40kA (8/20µs) Voltage Protection Level (Up): ≤ 2.5kV Response Time: ≤ 25ns Number of Poles: 2P (Positive & Negative) Protection Mode: + / – to PE (Ground) 🏗️ Mechanical Specifications: Mounting: Standard 35mm DIN Rail Enclosure Material: Flame-retardant thermoplastic (UL94-V0) Protection Class: IP20 Operating Temperature: -40°C to +80°C Humidity Range: ≤ 95% RH Status Indicator: Green (Normal) / Red (Fault) Replaceable Module: Yes (Plug-in type) 📌 Standards: IEC 61643-31 ( ...