The MDT Dimming Actuator receives KNX/EIB telegrams and dimms/switches up to 4 independent electrical loads. Each output can be operated manually via a push button. The outputs are for switching and dimming incandescent lamps, HV halogen lamps, LV halogen lamps (with conventionel or suitable electronic transformers), dimmable energy saving lamps and LED lightning. Leading or trailing edge principle can be chosen. The device has an integrated shortcircuit and excess temperature protection plus softstart function (Dimming speed adjustable) to increase lamp life time.