The C characteristic curve is intended for line protection in devices with high inrush currents (e.g. motors and transformers). According to EN 60898-1,0641-11, EN 60947-2, Technical data: Rated voltage 230 V, 50/60 Hz, Rated switching capacity 10 kA according to EN 60898-1, Energy limitation class 3, Fastening on top hat rail EN 60715 by means of snap-on fastening, clear information on the front of each device, clear switch position indicator red/green on the switch lever (lockable), with label window, with protection against misplacement for safe insertion of the conductor into the elevator terminal, attachment of auxiliary devices possible.