Legrand miniature circuit breaker TX3 according to EN 60898-1,0641-11, EN 60947-2, 1-pole, B characteristic, rated current In 4 A, rated switching capacity Icn 10 kA according to EN 60898-1, rated voltage Un 230/400 VAC, rated frequency 50/60 Hz, energy limitation class 3, fastening on top hat rail EN 60715 by means of a snap-in quick fastening, clear information on the front of each device, clear switch position indicator red/green on the switch lever (lockable), with labeling window, with protection against misplacement for safe insertion of the conductor into the elevator terminal, attachment of auxiliary devices possible. Circuit breakers with B characteristics are primarily intended for line protection in light and socket circuits.