Specifications General Product Type: Miniature Circuit Breaker (MCB) Series / Family: C120H Model: 2P C80 Number of Poles: 2 (phase + neutral) Rated Current (In): 80 A Tripping Curve: Type C (moderate inrush) Mounting: DIN-rail (35 mm) Application: Protection of low-voltage two-phase circuits in residential, commercial, and light industrial installations Electrical Ratings Rated Operational Voltage (Ue): 230/400 V AC Rated Frequency: 50/60 Hz Rated Insulation Voltage (Ui): 500 V Breaking Capacity (Icn): Typically 10 kA (AC, depends on variant) Rated Residual Current: Not applicable (MCB only, no RCD function) Contact Configuration: Normally open Protection & Trip Characteristics Overload Protection: Yes – thermal element Short-Circuit Protection: Yes – magnetic element Tripping Characteristic: Type C, trips at 5–10× rated current Response: Instantaneous for short-circuit, delayed for overload Mechanical & Environmental Terminal Connections: Screw-type for secure wiring Mechanical Durability: Designed for long service life and repeated switching operations Operating Temperature: Standard indoor environments Mounting: DIN-rail for panel integration