... 1.JJR2-15KW-Z Soft starter device 2.Intelligent,digital,SCM control 3 ... phase induction motors JJR2-15KW-Z Soft starter device apply to AC 50HZ,380V,660V,11~ ... which use for strict requirement for starting Current ,the motor current changes waveform- The sudden jump of 10 ... Natural air-cooled5) Various protection function : over current,three phase current not balance,over hot,lack phase,motor overload 6) ...