Lcm da dali interface push dimming function lcm built in dimming function external voltage 110v dc pwm plastic enclosure ip20 overload protection current limiting auto recovery protections short circuitover loadover voltage built in active pfc function insulation class ii suitable for led lighting and moving sign applications constant current selectable by dip switch temperature compensation function by external ntc lcm 40 lcm 60 en61000 3 2 class c en55