Circuit breaker Resi9. 3-pole, 20A, characteristic B. Breaking capacity of 6kA in accordance with IEC/EN 60898-1. Dual-function terminal for cable and fork comb rail on the underside of the device. Rear top hat rail fastening element on the underside of the device. Snap action for low-wear switching of the contacts that is independent of the user. Color RAL 9003.