Technical Parameters Parameter Specification / Value Application Standard IEC/EN 61643-11 Protection Type / Class Type 1 + Type 2 Combined (Class I + II) Rated System Voltage 230 V AC, 1P+N (50/60 Hz) Maximum Continuous Operating Voltage (Uc) 255 V AC (Line-Neutral) Impulse Discharge Current (Iimp) 10/350 µs 50 kA (per mode L-PE, N-PE) Nominal Discharge Current (In) 8/20 µs 60 kA (per mode) Maximum Discharge Current (Imax) 8/20 µs 70 kA (per mode) Voltage Protection Level (Up) @ In ≤ 1.5 kV (Line-Neutral) Response Time < 100 ns Short-Circuit Withstand Rating According to IEC 61643-11 Back-up Fuse Recommendation Required. Typically 63A gL/gG (Consult local regulations and ABB installation guide) Connection Cross-Section Line & Neutral: 6 - 35 mm² (copper) Earth/PE: 10 - 35 mm² (copper) Housing Material Thermoplastic (UL94 V-0) Protection Degree (IP) IP20 (for indoor installation in enclosure) Operating Temperature -40°C to +80°C Status Indication Visual window (Green = OK, Red = Fault) Mounting DIN-rail mountable (35 mm) Dimensions (H×W×D) Approx. 90 mm × 72 mm × 62 mm (Confirm with official datasheet) Model Decode PSE: Series 45: Product variant (single-phase, 255V Uc) 600: Iimp = 50 kA 70: In = 60 kA