... DC 30V 1Amultifunction relay outputstart delayed ,start,operation,stop,restartanalog output0-20MA,4-20MA for choosingdefencivefunctionsoft starter protectionover current,overload ... , unbalanced three-phase,light load, external problem etcsoft starter alarmemergency stopping,light load,restart etcDisplayoperation informatinget ready for ... live dust etcType of coolingnature wind cooling SR8 SOFT STARTER