It breaks 4.5 kA at 230 V AC per EN 60898 — that means it protects against short-circuit faults up to 4.5 kA in residential or light commercial final circuits, and the C curve handles moderate inrush from motorized loads like pumps or compressors without nuisance tripping.
Key ratings and their so-what
The 1P+N configuration switches both phase and neutral, which is required in some national wiring rules for disconnection of the neutral on a fault.
Terminal torque range 17.7–22.1 lbf·in (2–2.5 N·m), sealable for anti-tamper applications.