Multifunctional staircase lighting controller with push-in terminals, for DIN rail, 17.5 mm wide, connections N and 3 are available twice, 1 make contact for 10 A / 250 V AC, contact material AgSnO2, 3 functions: staircase lighting function, continuous lighting function, staircase lighting function with advance warning and service function, switches at zero voltage crossing, suitable for L and N circuits, lamp loads: incandescent and halogen lamps 2300 W, energy saving lamps 600 W, LED (230 V AC) 600 W, LV halogen lamps or LED with electronic ballast 600 W, LV halogen lamps or LED with conventional ballast 1500 W, fluorescent lamps with electronic ballast 1500 W, fluorescent lamps with conventional ballast 1000 W, connection voltage: 230 V AC