Legrand FI/LS switch DX3, 1-pole with switching neutral conductor, type A, for alternating and pulsating direct residual currents in accordance with EN 61009-1, VDE 0664-20, undelayed, rated current In 1 A, rated residual current Idn 30 mA.B characteristic, rated voltage Un 230 VAC, rated frequency 50 Hz, rated switching capacity Icn 1 kA, surge current resistant up to 250 A, energy limitation class 3, tripping indicator: yellow = residual current or test button tripping, colorless = short circuit or manual tripping. Fastening to DIN rail EN 60715 using snap-in quick fasteners, clear information on the front of each device, clear red/green switch position indicator 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.