Legrand miniature circuit breaker DX3 in accordance with EN 60898-1, VDE 0641-11, EN 60947-2, 1-pole with switching neutral conductor, B characteristic, rated current In 4 A, rated switching capacity Icn 6 kA in accordance with EN 60898-1, rated voltage Un 230 VAC, rated frequency 50/60 Hz, energy limitation class 3, fastening on top hat rail EN 60715 using two snap-in quick fastenings, clear information on the front of each device, clear red/green switch position indicator on the switch lever, with label window, with plug-in protection for safe insertion of the conductor into the elevator terminal, attachment of auxiliary devices possible. Miniature circuit breakers with B characteristic are primarily intended for line protection in light and socket circuits.